diff --git a/client/src/api/client.ts b/client/src/api/client.ts
index ed3313836..4c8e9d924 100644
--- a/client/src/api/client.ts
+++ b/client/src/api/client.ts
@@ -30,7 +30,7 @@ import {
   type BudgetCreateItemRequest, type BudgetUpdateItemRequest,
   type PackingCreateItemRequest, type PackingUpdateItemRequest, type PackingSetSharingRequest,
   type TodoCreateItemRequest, type TodoUpdateItemRequest,
-  type AssignmentCreateRequest, type AssignmentParticipantsRequest, type AssignmentTimeRequest, type AssignmentTransportRequest,
+  type AssignmentCreateRequest, type AssignmentNotesRequest, type AssignmentParticipantsRequest, type AssignmentTimeRequest, type AssignmentTransportRequest,
   type PlaceBulkDeleteRequest,
   type PlaceBulkUpdateRequest,
   type DayNoteCreateRequest, type DayNoteUpdateRequest,
@@ -471,6 +471,8 @@ export const assignmentsApi = {
   getParticipants: (tripId: number | string, id: number) => apiClient.get(`/trips/${tripId}/assignments/${id}/participants`).then(r => r.data),
   setParticipants: (tripId: number | string, id: number, userIds: number[]) => apiClient.put(`/trips/${tripId}/assignments/${id}/participants`, { user_ids: userIds } satisfies AssignmentParticipantsRequest).then(r => r.data),
   updateTime: (tripId: number | string, id: number, times: AssignmentTimeRequest) => apiClient.put(`/trips/${tripId}/assignments/${id}/time`, times).then(r => r.data),
+  // Day-specific note on an assignment (#2163) — null clears it.
+  updateNotes: (tripId: number | string, id: number, data: AssignmentNotesRequest) => apiClient.put(`/trips/${tripId}/assignments/${id}/notes`, data).then(r => r.data),
   // Per-segment travel mode (#1281): mode of the leg leaving this stop (null = inherit day default).
   // direction defaults to 'outgoing' server-side, so only send it for the incoming (boundary-leg) case
   // and keep the outgoing payload byte-for-byte identical to the pre-#1281 shape.
diff --git a/client/src/components/PDF/TripPDF.tsx b/client/src/components/PDF/TripPDF.tsx
index 053a86e0d..6058cdd24 100644
--- a/client/src/components/PDF/TripPDF.tsx
+++ b/client/src/components/PDF/TripPDF.tsx
@@ -442,6 +442,7 @@ export async function downloadTripPDF({ trip, days, places, assignments = {}, ca
                 ${place.description ? `<div class="info-row"><span class="info-spacer"></span><span class="info-text muted italic">${escHtml(place.description)}</span></div>` : ''}
                 ${chips ? `<div class="chips">${chips}</div>` : ''}
                 ${place.notes ? `<div class="info-row"><span class="info-spacer"></span><span class="info-text muted italic">${escHtml(place.notes)}</span></div>` : ''}
+                ${item.data.notes ? `<div class="info-row"><span class="info-spacer"></span><span class="info-text muted italic">${escHtml(item.data.notes)}</span></div>` : ''}
               </div>
             </div>`
       }).join('')
diff --git a/client/src/components/Planner/DayPlanSidebar.test.tsx b/client/src/components/Planner/DayPlanSidebar.test.tsx
index e6aba3be1..61d7d5594 100644
--- a/client/src/components/Planner/DayPlanSidebar.test.tsx
+++ b/client/src/components/Planner/DayPlanSidebar.test.tsx
@@ -405,6 +405,14 @@ describe('DayPlanSidebar', () => {
     expect(screen.getByText(/10:00/)).toBeInTheDocument()
   })
 
+  it('FE-PLANNER-DAYPLAN-012b: the day-specific assignment note shows as a caption line in the row (#2163)', () => {
+    const place = buildPlace({ name: 'Louvre Museum' })
+    const day = buildDay({ id: 10, date: '2025-06-01', title: 'Day 1' })
+    const assignment = buildAssignment({ id: 99, day_id: 10, order_index: 0, place, notes: 'Book the 10:00 timed entry' })
+    render(<DayPlanSidebar {...makeDefaultProps({ days: [day], places: [place], assignments: { '10': [assignment] } })} />)
+    expect(screen.getByText('Book the 10:00 timed entry')).toBeInTheDocument()
+  })
+
   it('FE-PLANNER-DAYPLAN-013: clicking a place calls onPlaceClick', async () => {
     const user = userEvent.setup()
     const place = buildPlace({ id: 42, name: 'Louvre Museum' })
diff --git a/client/src/components/Planner/DayPlanSidebar.tsx b/client/src/components/Planner/DayPlanSidebar.tsx
index 7fd3038fa..836c938e1 100644
--- a/client/src/components/Planner/DayPlanSidebar.tsx
+++ b/client/src/components/Planner/DayPlanSidebar.tsx
@@ -5,7 +5,7 @@ declare global { interface Window { __dragData: DragDataPayload | null } }
 import React, { useState, useEffect, useLayoutEffect, useRef, useMemo, useCallback } from 'react'
 import { avatarSrc } from '../../utils/avatarSrc'
 import { safeHttpUrl } from '../../utils/safeUrl'
-import { ChevronDown, ChevronRight, ChevronUp, Compass, Navigation, RotateCcw, ExternalLink, Clock, Pencil, GripVertical, Ticket, Plus, FileText, Trash2, Car, Lock, Hotel, Footprints, Route as RouteIcon, Bookmark, TramFront, Zap } from 'lucide-react'
+import { ChevronDown, ChevronRight, ChevronUp, Compass, Navigation, RotateCcw, ExternalLink, Clock, Pencil, GripVertical, Ticket, Plus, FileText, Trash2, Car, Lock, Hotel, Footprints, Route as RouteIcon, Bookmark, StickyNote, TramFront, Zap } from 'lucide-react'
 import { type PickedPlace } from './TransitSearchPanel'
 import { assignmentsApi, reservationsApi, daysApi } from '../../api/client'
 import { calculateRouteWithLegs, optimizeRoute, generateGoogleMapsUrl, generateCoMapsUrl, type NamedWaypoint } from '../Map/RouteCalculator'
@@ -2132,6 +2132,15 @@ const DayPlanSidebar = React.memo(function DayPlanSidebar(props: DayPlanSidebarP
                                   <Markdown remarkPlugins={[remarkGfm]}>{place.description || place.address || cat?.name || ''}</Markdown>
                                 </div>
                               )}
+                              {assignment.notes && (
+                                // Day-specific note on this stop (#2163) — one muted
+                                // caption line so the timeline shows the note exists
+                                // without swallowing the row.
+                                <div title={t('places.assignmentNotes')} style={{ marginTop: 2, display: 'flex', alignItems: 'center', gap: 4, fontSize: 'calc(10px * var(--fs-scale-caption, 1))', color: 'var(--text-faint)', overflow: 'hidden' }}>
+                                  <StickyNote size={9} strokeWidth={2} style={{ flexShrink: 0 }} />
+                                  <span style={{ overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap', lineHeight: 1.2 }}>{assignment.notes}</span>
+                                </div>
+                              )}
                               {(() => {
                                 const res = reservations.find(r => r.assignment_id === assignment.id)
                                 if (!res) return null
diff --git a/client/src/components/Planner/PlaceFormModal.helpers.ts b/client/src/components/Planner/PlaceFormModal.helpers.ts
index 28861ecff..dea1f9907 100644
--- a/client/src/components/Planner/PlaceFormModal.helpers.ts
+++ b/client/src/components/Planner/PlaceFormModal.helpers.ts
@@ -19,6 +19,11 @@ export interface PlaceFormData {
   // DEFAULT_FORM on purpose: the mobile sheet shares this type and never sets
   // it, and places.service already writes image_url through on create/update.
   image_url?: string
+  // Day-specific note on the in-context assignment (#2163). Only hydrated when
+  // the form opened with an assignment in context; both forms drop it from the
+  // submit payload when unchanged, and useTripPlanner strips it off the place
+  // update and PUTs it per assignment instead.
+  assignment_notes?: string
 }
 
 export function isGoogleMapsUrl(input: string): boolean {
diff --git a/client/src/components/Planner/PlaceFormModal.tsx b/client/src/components/Planner/PlaceFormModal.tsx
index 9d1889d91..d5d9b6f7e 100644
--- a/client/src/components/Planner/PlaceFormModal.tsx
+++ b/client/src/components/Planner/PlaceFormModal.tsx
@@ -143,6 +143,9 @@ function usePlaceFormModal(props: PlaceFormModalProps) {
         notes: place.notes || '',
         transport_mode: place.transport_mode || 'walking',
         website: place.website || '',
+        // The day-specific note rides only with an assignment in context (#2163);
+        // otherwise the key stays absent so submit never sends a notes write.
+        ...(assignment ? { assignment_notes: assignment.notes || '' } : {}),
       })
     } else if (prefillCoords) {
       setForm({
@@ -471,13 +474,22 @@ function usePlaceFormModal(props: PlaceFormModalProps) {
     }
     setIsSaving(true)
     try {
-      const saved = await onSave({
+      const payload = {
         ...form,
         lat: form.lat ? Number.parseFloat(form.lat) : null,
         lng: form.lng ? Number.parseFloat(form.lng) : null,
         category_id: form.category_id || null,
         _pendingFiles: pendingFiles.length > 0 ? pendingFiles : undefined,
-      })
+      }
+      // #2163: the per-assignment note only travels when an assignment is in
+      // context AND the value actually changed — an untouched note must not
+      // produce a PUT (a legacy note longer than the textarea would otherwise
+      // be re-sent on every unrelated save).
+      const ctxAssignment = assignmentId ? dayAssignments.find(a => a.id === assignmentId) : null
+      if (!ctxAssignment || (form.assignment_notes ?? '') === (ctxAssignment.notes ?? '')) {
+        delete payload.assignment_notes
+      }
+      const saved = await onSave(payload)
       // Open the Costs editor for the saved place when the user asked to
       // create/edit its linked expense — gated on an id, so a create that the
       // server refused never opens an editor pointing at nothing (#1298).
@@ -924,6 +936,21 @@ export default function PlaceFormModal(props: PlaceFormModalProps) {
           />
         )}
 
+        {/* Day-specific note — like the times, it lives on the assignment, not
+            the pool place (#2163): only editable with one in context. */}
+        {!!(place && assignmentId) && (
+          <div>
+            <label className="block text-sm font-medium text-content-secondary mb-1">{t('places.assignmentNotes')}</label>
+            <textarea
+              value={form.assignment_notes ?? ''}
+              onChange={e => handleChange('assignment_notes', e.target.value)}
+              rows={2}
+              placeholder={t('places.assignmentNotesPlaceholder')}
+              className="form-input" style={{ resize: 'vertical' }}
+            />
+          </div>
+        )}
+
         {/* Website */}
         <div>
           <label className="block text-sm font-medium text-content-secondary mb-1">{t('places.formWebsite')}</label>
diff --git a/client/src/components/Planner/PlaceInspector.test.tsx b/client/src/components/Planner/PlaceInspector.test.tsx
index da54804c1..57c01818c 100644
--- a/client/src/components/Planner/PlaceInspector.test.tsx
+++ b/client/src/components/Planner/PlaceInspector.test.tsx
@@ -1402,4 +1402,53 @@ describe('PlaceInspector', () => {
     expect(screen.getByText('Eiffel Tower')).toBeTruthy();
   });
 
+  // ── Day-specific assignment note (#2163) ─────────────────────────────────────
+
+  it('FE-PLANNER-INSPECTOR-099: the assignment note renders as markdown under its own eyebrow', () => {
+    const assignmentInDay = [{ id: 99, place, day_id: 1, place_id: place.id, order_index: 0, notes: 'Book the **10:00** timed entry' }];
+    render(
+      <PlaceInspector
+        {...defaultProps}
+        selectedDayId={1}
+        selectedAssignmentId={99}
+        assignments={{ '1': assignmentInDay }}
+      />
+    );
+    expect(screen.getByText('Notes for this day')).toBeTruthy();
+    const strong = Array.from(document.querySelectorAll('strong')).find(el => el.textContent === '10:00');
+    expect(strong).toBeTruthy();
+  });
+
+  it('FE-PLANNER-INSPECTOR-100: without a note (or without a day in context) the block stays away', () => {
+    const assignmentInDay = [{ id: 99, place, day_id: 1, place_id: place.id, order_index: 0, notes: null }];
+    const { rerender } = render(
+      <PlaceInspector {...defaultProps} selectedDayId={1} selectedAssignmentId={99} assignments={{ '1': assignmentInDay }} />
+    );
+    expect(screen.queryByText('Notes for this day')).toBeNull();
+    // A note exists but no day is selected — nothing to attribute it to, so no block.
+    rerender(
+      <PlaceInspector {...defaultProps} selectedDayId={null} assignments={{ '1': [{ ...assignmentInDay[0], notes: 'hidden' }] }} />
+    );
+    expect(screen.queryByText('Notes for this day')).toBeNull();
+  });
+
+  it('FE-PLANNER-INSPECTOR-101: the reservation strip opts out of the press-scale (#2158)', () => {
+    // jsdom cannot replay the browser mechanics: the :active scale on the
+    // composite strip slid the links inside out from under the pointer, so the
+    // click landed elsewhere. The data-no-press attribute is the pin.
+    const reservation = buildReservation({ title: 'Museum Ticket', status: 'confirmed', assignment_id: 99 } as any);
+    const assignmentInDay = [{ id: 99, place, day_id: 1, place_id: place.id, order_index: 0, notes: null }];
+    render(
+      <PlaceInspector
+        {...defaultProps}
+        selectedDayId={1}
+        selectedAssignmentId={99}
+        assignments={{ '1': assignmentInDay }}
+        reservations={[reservation]}
+        onEditReservation={vi.fn()}
+      />
+    );
+    expect(screen.getByText('Museum Ticket').closest('[role="button"]')).toHaveAttribute('data-no-press');
+  });
+
 });
diff --git a/client/src/components/Planner/PlaceInspector.tsx b/client/src/components/Planner/PlaceInspector.tsx
index b3768fafb..81639752d 100644
--- a/client/src/components/Planner/PlaceInspector.tsx
+++ b/client/src/components/Planner/PlaceInspector.tsx
@@ -6,7 +6,7 @@ import Markdown from 'react-markdown'
 import remarkGfm from 'remark-gfm'
 import remarkBreaks from 'remark-breaks'
 import { markdownLinkComponents } from '../shared/markdownLink'
-import { X, Clock, MapPin, ExternalLink, Phone, Banknote, Edit2, Trash2, Plus, Minus, ChevronDown, ChevronUp, FileText, Upload, File, FileImage, Star, Navigation, Map as MapIcon, Users, Mountain, TrendingUp, Bookmark, BookmarkCheck, Copy, Route } from 'lucide-react'
+import { X, Clock, MapPin, ExternalLink, Phone, Banknote, Edit2, Trash2, Plus, Minus, ChevronDown, ChevronUp, FileText, Upload, File, FileImage, Star, Navigation, Map as MapIcon, Users, Mountain, TrendingUp, Bookmark, BookmarkCheck, Copy, Route, StickyNote } from 'lucide-react'
 import PlaceAvatar from '../shared/PlaceAvatar'
 import PlaceAvatarUpload from '../shared/PlaceAvatarUpload'
 import PlaceRating from '../shared/StarRating'
@@ -428,6 +428,20 @@ export default function PlaceInspector({
             </div>
           )}
 
+          {/* Day-specific assignment note (#2163) — written via MCP/API or the
+              edit form; distinct from the pool-wide place.notes above, so it
+              carries an eyebrow saying which day-scope it belongs to. */}
+          {assignmentInDay?.notes && (
+            <div className="bg-surface-hover" style={{ borderRadius: 10, overflow: 'hidden', flexShrink: 0, padding: '8px 12px' }}>
+              <div className="text-content-faint" style={{ display: 'flex', alignItems: 'center', gap: 4, fontSize: 'calc(9px * var(--fs-scale-caption, 1))', fontWeight: 600, textTransform: 'uppercase', letterSpacing: '0.04em', marginBottom: 3 }}>
+                <StickyNote size={10} /> {t('places.assignmentNotes')}
+              </div>
+              <div className="collab-note-md text-content-muted" style={{ fontSize: 'calc(12px * var(--fs-scale-body, 1))', lineHeight: '1.5', wordBreak: 'break-word', overflowWrap: 'anywhere' }}>
+                <Markdown remarkPlugins={[remarkGfm, remarkBreaks]} components={markdownLinkComponents}>{assignmentInDay.notes}</Markdown>
+              </div>
+            </div>
+          )}
+
           {/* Reservation + Participants — trip-only (collections have no days) */}
           {mode === 'trip' && (
             <PlaceReservationParticipants selectedAssignmentId={selectedAssignmentId} reservations={reservations}
@@ -847,6 +861,10 @@ function PlaceReservationParticipants({ selectedAssignmentId, reservations, assi
                   return (
                     <div
                       role={open ? 'button' : undefined}
+                      // No press-scale on the composite strip — shrinking it
+                      // mid-click slides the links inside out from under the
+                      // pointer (#2158).
+                      data-no-press
                       aria-label={open ? t('inspector.editRes') : undefined}
                       tabIndex={open ? 0 : undefined}
                       onClick={open}
diff --git a/client/src/mobile/screens/trip/plan/MPlanTimelineRows.tsx b/client/src/mobile/screens/trip/plan/MPlanTimelineRows.tsx
index 180c7046b..3eab3c40d 100644
--- a/client/src/mobile/screens/trip/plan/MPlanTimelineRows.tsx
+++ b/client/src/mobile/screens/trip/plan/MPlanTimelineRows.tsx
@@ -1,4 +1,4 @@
-import { BedDouble, Car, ChevronDown, ChevronUp, Clock, Footprints, Pencil, Route, Ticket, X, Zap } from 'lucide-react'
+import { BedDouble, Car, ChevronDown, ChevronUp, Clock, Footprints, Pencil, Route, StickyNote, Ticket, X, Zap } from 'lucide-react'
 import type { ReactNode, MouseEvent, CSSProperties } from 'react'
 import PlaceAvatar from '../../../../components/shared/PlaceAvatar'
 import { getCategoryIcon } from '../../../../components/shared/categoryIcons'
@@ -188,6 +188,15 @@ export function PlaceRow({ assignment, fullPlace, linkedRes, chrome, reorder, dr
             {sub && <span className="min-w-0 truncate font-geist text-[0.71875rem] text-m-muted">{sub}</span>}
           </div>
         )}
+        {assignment.notes && (
+          // Day-specific note on this stop (#2163) — mirror of the desktop
+          // timeline's caption line, so the phone shows the note exists
+          // without opening the place sheet.
+          <div className="mt-[2px] flex min-w-0 items-center gap-1">
+            <StickyNote size={10} strokeWidth={2.2} className="flex-none text-m-faint" />
+            <span className="min-w-0 truncate font-geist text-[0.65625rem] text-m-faint">{assignment.notes}</span>
+          </div>
+        )}
       </div>
       {chrome.editing && (
         <span className="flex flex-none items-center gap-1.5">
diff --git a/client/src/mobile/screens/trip/sheets/MPlaceEditSheet.tsx b/client/src/mobile/screens/trip/sheets/MPlaceEditSheet.tsx
index bc549e7f4..7d6d3a32f 100644
--- a/client/src/mobile/screens/trip/sheets/MPlaceEditSheet.tsx
+++ b/client/src/mobile/screens/trip/sheets/MPlaceEditSheet.tsx
@@ -111,6 +111,9 @@ export default function MPlaceEditSheet({ planner, onOpenExpense }: MPlaceEditSh
         notes: editingPlace.notes || '',
         transport_mode: editingPlace.transport_mode || 'walking',
         website: editingPlace.website || '',
+        // The day-specific note rides only with an assignment in context (#2163);
+        // otherwise the key stays absent so submit never sends a notes write.
+        ...(assignment ? { assignment_notes: assignment.notes || '' } : {}),
       })
     } else if (prefillCoords) {
       setForm({
@@ -237,13 +240,21 @@ export default function MPlaceEditSheet({ planner, onOpenExpense }: MPlaceEditSh
     expenseIntentRef.current = false
     setIsSaving(true)
     try {
-      const saved = await handleSavePlace({
+      const payload = {
         ...form,
         lat: form.lat ? Number.parseFloat(form.lat) : null,
         lng: form.lng ? Number.parseFloat(form.lng) : null,
         category_id: form.category_id || null,
         _pendingFiles: pendingFiles.length > 0 ? pendingFiles : undefined,
-      })
+      }
+      // #2163: the per-assignment note only travels when an assignment is in
+      // context AND the value actually changed — same dirty-check as the
+      // desktop form, so an untouched note never produces a PUT.
+      const ctxAssignment = sheetAssignmentId ? dayAssignments.find(a => a.id === sheetAssignmentId) : null
+      if (!ctxAssignment || (form.assignment_notes ?? '') === (ctxAssignment.notes ?? '')) {
+        delete payload.assignment_notes
+      }
+      const saved = await handleSavePlace(payload)
       const savedId = saved?.id ?? sheetPlace?.id ?? null
       if (withExpense && savedId) {
         onOpenExpense({ prefill: { placeId: savedId, name: form.name.trim(), category: 'activities' } })
@@ -348,17 +359,28 @@ export default function MPlaceEditSheet({ planner, onOpenExpense }: MPlaceEditSh
         <Eyebrow className="mb-[6px] mt-3 uppercase">{t('places.formCategory')}</Eyebrow>
         <PlCategoryPicker planner={planner} value={form.category_id} onChange={id => handleChange('category_id', id)} />
 
-        {/* Times live per day-assignment — only editable when one is in context. */}
+        {/* Times live per day-assignment — only editable when one is in context.
+            Same for the day-specific note (#2163). */}
         {sheetPlace && sheetAssignmentId && (
-          <PlTimeFields
-            planner={planner}
-            startTime={form.place_time}
-            endTime={form.end_time}
-            onChange={handleChange}
-            assignmentId={sheetAssignmentId}
-            dayAssignments={dayAssignments}
-            hasTimeError={hasTimeError}
-          />
+          <>
+            <PlTimeFields
+              planner={planner}
+              startTime={form.place_time}
+              endTime={form.end_time}
+              onChange={handleChange}
+              assignmentId={sheetAssignmentId}
+              dayAssignments={dayAssignments}
+              hasTimeError={hasTimeError}
+            />
+            <Eyebrow className="mb-[5px] mt-3 uppercase">{t('places.assignmentNotes')}</Eyebrow>
+            <textarea
+              value={form.assignment_notes ?? ''}
+              onChange={e => handleChange('assignment_notes', e.target.value)}
+              rows={2}
+              placeholder={t('places.assignmentNotesPlaceholder')}
+              className={FIELD_AREA_CLS}
+            />
+          </>
         )}
 
         <Eyebrow className="mb-[5px] mt-3 uppercase">{t('places.formWebsite')}</Eyebrow>
diff --git a/client/src/mobile/screens/trip/sheets/MPlaceSheet.tsx b/client/src/mobile/screens/trip/sheets/MPlaceSheet.tsx
index 264851027..75423e8f3 100644
--- a/client/src/mobile/screens/trip/sheets/MPlaceSheet.tsx
+++ b/client/src/mobile/screens/trip/sheets/MPlaceSheet.tsx
@@ -432,6 +432,26 @@ export default function MPlaceSheet({ planner, shell }: MTripSheetsProps) {
               </div>
             )}
 
+            {/* ── Day-specific notes on the assignments (#2163) — the day label
+                only appears when the place sits on more than one day. ── */}
+            {placeAssignments.some(r => r.assignment.notes) && (
+              <>
+                <Eyebrow className="mb-[6px] mt-3">{t('mobileTrip.assignmentNotes')}</Eyebrow>
+                <div className="flex flex-col gap-[6px]">
+                  {placeAssignments.filter(r => r.assignment.notes).map(({ day, assignment }) => (
+                    <div key={assignment.id} className={`rounded-[14px] px-3 py-[10px] ${INNER_CLS}`}>
+                      {placeAssignments.length > 1 && (
+                        <div className="mb-[2px] font-geist text-[0.625rem] font-semibold text-m-faint">
+                          {day.title || t('planner.dayN', { n: (day.day_number ?? planner.days.indexOf(day) + 1) || '?' })}
+                        </div>
+                      )}
+                      <div className="whitespace-pre-wrap font-geist text-[0.75rem] leading-[1.5] text-m-muted">{assignment.notes}</div>
+                    </div>
+                  ))}
+                </div>
+              </>
+            )}
+
             {/* ── The booking attached to this stop (#2012) ── */}
             {linkedRes && (
               <>
diff --git a/client/src/pages/tripPlanner/useTripPlanner.test.tsx b/client/src/pages/tripPlanner/useTripPlanner.test.tsx
index 7c25827cc..1b199e010 100644
--- a/client/src/pages/tripPlanner/useTripPlanner.test.tsx
+++ b/client/src/pages/tripPlanner/useTripPlanner.test.tsx
@@ -193,6 +193,7 @@ beforeEach(() => {
   vi.spyOn(tripsApi, 'getMembers').mockResolvedValue({ owner: null, members: [] })
   vi.spyOn(accommodationsApi, 'list').mockResolvedValue({ accommodations: [] })
   vi.spyOn(assignmentsApi, 'updateTime').mockResolvedValue({})
+  vi.spyOn(assignmentsApi, 'updateNotes').mockResolvedValue({})
   vi.spyOn(airtrailApi, 'sync').mockResolvedValue({ changed: 0 })
   vi.spyOn(mapsApi, 'reverse').mockResolvedValue({ name: '', address: '' } as never)
   vi.spyOn(mapsApi, 'search').mockResolvedValue({ places: [] } as never)
@@ -1095,6 +1096,48 @@ describe('useTripPlanner — place CRUD', () => {
     expect(actions.refreshDays).toHaveBeenCalledWith(42)
   })
 
+  it('FE-TP-HOOK-053b: a changed assignment note is stripped off the place and PUT per assignment (#2163)', async () => {
+    const place = buildPlace({ id: 1, lat: 1, lng: 2 })
+    seedTrip({
+      places: [place],
+      assignments: { '7': [buildAssignment({ id: 10, day_id: 7, place })] },
+    })
+
+    const { result } = await renderPlanner()
+    act(() => { result.current.openPlaceEditor(place) })
+
+    await act(async () => {
+      await result.current.handleSavePlace({ name: 'Nara', assignment_notes: 'Book the 10:00 entry' })
+    })
+
+    expect(actions.updatePlace).toHaveBeenCalledWith(42, 1, { name: 'Nara' })
+    expect(assignmentsApi.updateNotes).toHaveBeenCalledWith(42, 10, { notes: 'Book the 10:00 entry' })
+    expect(actions.refreshDays).toHaveBeenCalledWith(42)
+  })
+
+  it('FE-TP-HOOK-053c: without assignment_notes in the payload no notes write happens; an empty string clears (#2163)', async () => {
+    const place = buildPlace({ id: 1, lat: 1, lng: 2 })
+    seedTrip({
+      places: [place],
+      assignments: { '7': [buildAssignment({ id: 10, day_id: 7, place })] },
+    })
+
+    const { result } = await renderPlanner()
+    act(() => { result.current.openPlaceEditor(place) })
+
+    // The form strips an untouched note, so the key is simply absent.
+    await act(async () => {
+      await result.current.handleSavePlace({ name: 'Nara' })
+    })
+    expect(assignmentsApi.updateNotes).not.toHaveBeenCalled()
+
+    // An empty string is an explicit clear and goes out as null.
+    await act(async () => {
+      await result.current.handleSavePlace({ name: 'Nara', assignment_notes: '' })
+    })
+    expect(assignmentsApi.updateNotes).toHaveBeenCalledWith(42, 10, { notes: null })
+  })
+
   it('FE-TP-HOOK-054: editing an unassigned place skips the per-assignment time write', async () => {
     const place = buildPlace({ id: 1, lat: 1, lng: 2 })
     seedTrip({ places: [place] })
diff --git a/client/src/pages/tripPlanner/useTripPlanner.ts b/client/src/pages/tripPlanner/useTripPlanner.ts
index 2076cd40a..7aaae7170 100644
--- a/client/src/pages/tripPlanner/useTripPlanner.ts
+++ b/client/src/pages/tripPlanner/useTripPlanner.ts
@@ -580,12 +580,19 @@ export function useTripPlanner() {
     const pendingFiles = data._pendingFiles
     delete data._pendingFiles
     if (editingPlace) {
-      // Always strip time fields from place update — time is per-assignment only
-      const { place_time, end_time, ...placeData } = data
+      // Always strip time fields from place update — time is per-assignment only.
+      // Same for the day-specific note (#2163): it belongs to the assignment,
+      // never to the pool place.
+      const { place_time, end_time, assignment_notes, ...placeData } = data
       await tripActions.updatePlace(tripId, editingPlace.id, placeData)
       // If editing from assignment context, save time per-assignment
       if (editingAssignmentId) {
         await assignmentsApi.updateTime(tripId, editingAssignmentId, { place_time: place_time || null, end_time: end_time || null })
+        // The form only includes assignment_notes when the user changed it, so
+        // an untouched note never produces a PUT (#2163). '' clears like null.
+        if (assignment_notes !== undefined) {
+          await assignmentsApi.updateNotes(tripId, editingAssignmentId, { notes: assignment_notes || null })
+        }
         await tripActions.refreshDays(tripId)
       }
       // Upload pending files with place_id
diff --git a/server/src/nest/assignments/assignments.controller.ts b/server/src/nest/assignments/assignments.controller.ts
index 7f274946c..f36718c59 100644
--- a/server/src/nest/assignments/assignments.controller.ts
+++ b/server/src/nest/assignments/assignments.controller.ts
@@ -17,6 +17,7 @@ import {
   AssignmentReorderDto,
   AssignmentMoveDto,
   AssignmentTimeDto,
+  AssignmentNotesDto,
   AssignmentTransportDto,
   AssignmentParticipantsDto,
 } from './assignments.dto';
@@ -171,6 +172,26 @@ export class AssignmentOpsController {
     return { assignment };
   }
 
+  // #2163: the per-assignment note was write-once (create bodies, MCP, plugin
+  // RPC) with no edit path anywhere. Same guard shape and 404 body as its
+  // neighbours; no reconcile — the note doesn't touch the journey skeleton.
+  @RequirePermission('day_edit')
+  @Put(':id/notes')
+  notes(
+    @CurrentUser() user: User,
+    @Param('tripId') tripId: string,
+    @Param('id') id: string,
+    @Body() body: AssignmentNotesDto,
+    @Headers('x-socket-id') socketId?: string,
+  ) {
+    if (!this.assignments.getAssignmentForTrip(id, tripId)) {
+      throw new HttpException({ error: 'Assignment not found' }, 404);
+    }
+    const assignment = this.assignments.updateNotes(id, body.notes);
+    this.assignments.broadcast(tripId, 'assignment:updated', { assignment }, socketId);
+    return { assignment };
+  }
+
   @RequirePermission('day_edit')
   @Put(':id/transport')
   transport(
diff --git a/server/src/nest/assignments/assignments.dto.ts b/server/src/nest/assignments/assignments.dto.ts
index b5197a4da..5bb19adf1 100644
--- a/server/src/nest/assignments/assignments.dto.ts
+++ b/server/src/nest/assignments/assignments.dto.ts
@@ -4,6 +4,7 @@ import {
   assignmentReorderRequestSchema,
   assignmentMoveRequestSchema,
   assignmentTimeRequestSchema,
+  assignmentNotesRequestSchema,
   assignmentTransportRequestSchema,
   assignmentParticipantsRequestSchema,
 } from '@trek/shared';
@@ -19,5 +20,6 @@ export class AssignmentCreateDto extends createZodDto(assignmentCreateRequestSch
 export class AssignmentReorderDto extends createZodDto(assignmentReorderRequestSchema) {}
 export class AssignmentMoveDto extends createZodDto(assignmentMoveRequestSchema) {}
 export class AssignmentTimeDto extends createZodDto(assignmentTimeRequestSchema) {}
+export class AssignmentNotesDto extends createZodDto(assignmentNotesRequestSchema) {}
 export class AssignmentTransportDto extends createZodDto(assignmentTransportRequestSchema) {}
 export class AssignmentParticipantsDto extends createZodDto(assignmentParticipantsRequestSchema) {}
diff --git a/server/src/nest/assignments/assignments.mcp.ts b/server/src/nest/assignments/assignments.mcp.ts
index d4ce2348f..5d6c98492 100644
--- a/server/src/nest/assignments/assignments.mcp.ts
+++ b/server/src/nest/assignments/assignments.mcp.ts
@@ -115,6 +115,33 @@ export class AssignmentsMcp {
     return ok({ assignment });
   }
 
+  @Tool({
+    name: 'update_assignment_notes',
+    description: 'Set or clear the day-specific note on a place assignment (the note assign_place_to_day and create_and_assign_place accept at creation). Pass null or an empty string to clear it.',
+    inputSchema: {
+      tripId: z.number().int().positive(),
+      assignmentId: z.number().int().positive(),
+      // Mirrors the REST contract (assignmentNotesRequestSchema): uncapped on
+      // purpose, unlike the create tools' max(500) — a longer note written
+      // through REST or the plugin RPC must stay editable here (#2163).
+      notes: z.string().nullable().describe('The note text, or null to clear'),
+    },
+    annotations: TOOL_ANNOTATIONS_WRITE,
+    access: { group: 'places', mode: 'write' },
+  })
+  async updateAssignmentNotes(
+    { tripId, assignmentId, notes }: { tripId: number; assignmentId: number; notes: string | null },
+    ctx: McpContext,
+  ) {
+    if (this.auth.isDemoUser(ctx.userId)) return demoDenied();
+    if (!this.assignments.verifyTripAccess(tripId, ctx.userId)) return noAccess();
+    if (!this.guards.hasTripPermission('day_edit', tripId, ctx.userId)) return permissionDenied();
+    if (!this.assignments.getAssignmentForTrip(assignmentId, tripId)) return errorResult('Assignment not found.');
+    const assignment = this.assignments.updateNotes(assignmentId, notes);
+    this.guards.safeBroadcast(tripId, 'assignment:updated', { assignment });
+    return ok({ assignment });
+  }
+
   @Tool({
     name: 'set_leg_transport_mode',
     description: 'Set the travel mode of a route leg for a place assignment. Use direction "outgoing" (default) for the common case: the leg leaving this stop toward the next. Use direction "incoming" ONLY when this stop\'s arriving leg originates from something that is not itself a place assignment (e.g. a flight/train booking arrival, or a morning hotel departure) – setting "incoming" on an ordinary place-to-place leg is stored but has no effect on route rendering, because it targets a column that is only read for non-place origins. transport_mode is a route profile key: "driving", "walking", "cycling", or a plugin profile written as "plugin:<pluginId>/<profileId>". Any other value is stored but drawn as a driving route. null clears it so the leg inherits the day default.',
diff --git a/server/src/nest/assignments/assignments.service.ts b/server/src/nest/assignments/assignments.service.ts
index b53b657e2..51bd1503b 100644
--- a/server/src/nest/assignments/assignments.service.ts
+++ b/server/src/nest/assignments/assignments.service.ts
@@ -261,6 +261,19 @@ export class AssignmentsService {
     return this.getAssignmentWithPlace(Number(id));
   }
 
+  /**
+   * Edit the per-assignment note after creation (#2163) — until now the note
+   * was write-once via the create paths (REST body, MCP tools, plugin RPC) and
+   * invisible in the app. Falsy notes ('' or null) clear the column, the same
+   * `notes || null` normalisation createAssignment applies. No auto-sort and no
+   * journey reconcile: the note affects neither the day order nor the skeleton
+   * mirror (same as the transport-mode writes).
+   */
+  updateNotes(id: string | number, notes: string | null | undefined) {
+    this.dbs.run('UPDATE day_assignments SET notes = ? WHERE id = ?', notes || null, id);
+    return this.getAssignmentWithPlace(Number(id));
+  }
+
   /**
    * Set the travel mode of the leg leaving this stop (#1281). null clears the
    * override so the leg falls back to the day's default_transport_mode. This is
diff --git a/server/tests/e2e/assignments.e2e.test.ts b/server/tests/e2e/assignments.e2e.test.ts
index 4a4976743..28f1a4ac8 100644
--- a/server/tests/e2e/assignments.e2e.test.ts
+++ b/server/tests/e2e/assignments.e2e.test.ts
@@ -155,6 +155,44 @@ describe('Assignments e2e (real auth guard + temp SQLite)', () => {
     expect(reconcileTripSkeletons).toHaveBeenCalledWith(5, undefined);
   });
 
+  it('200 notes roundtrip: create with note, PUT edits it, GET list shows the new value (#2163)', async () => {
+    const create = await request(server).post('/api/trips/5/days/3/assignments').set('Cookie', sessionCookie(1))
+      .send({ place_id: 2, notes: 'Book the 10:00 timed entry' });
+    expect(create.status).toBe(201);
+    expect(create.body.assignment.notes).toBe('Book the 10:00 timed entry');
+    const id = create.body.assignment.id;
+
+    const put = await request(server)
+      .put(`/api/trips/5/assignments/${id}/notes`)
+      .set('Cookie', sessionCookie(1))
+      .send({ notes: 'Arrive 15 minutes early' });
+    expect(put.status).toBe(200);
+    expect(put.body.assignment).toMatchObject({ id, notes: 'Arrive 15 minutes early' });
+    expect(db.prepare('SELECT notes FROM day_assignments WHERE id = ?').get(id)).toEqual({ notes: 'Arrive 15 minutes early' });
+
+    const list = await request(server).get('/api/trips/5/days/3/assignments').set('Cookie', sessionCookie(1));
+    expect(list.status).toBe(200);
+    expect(list.body.assignments.find((a: { id: number }) => a.id === id).notes).toBe('Arrive 15 minutes early');
+  });
+
+  it('200 notes clear: null and empty string both null the column (#2163)', async () => {
+    const id = seedAssignment();
+    db.prepare('UPDATE day_assignments SET notes = ? WHERE id = ?').run('old note', id);
+    const cleared = await request(server).put(`/api/trips/5/assignments/${id}/notes`).set('Cookie', sessionCookie(1)).send({ notes: null });
+    expect(cleared.status).toBe(200);
+    expect(cleared.body.assignment.notes).toBeNull();
+    db.prepare('UPDATE day_assignments SET notes = ? WHERE id = ?').run('old note', id);
+    const emptied = await request(server).put(`/api/trips/5/assignments/${id}/notes`).set('Cookie', sessionCookie(1)).send({ notes: '' });
+    expect(emptied.status).toBe(200);
+    expect(db.prepare('SELECT notes FROM day_assignments WHERE id = ?').get(id)).toEqual({ notes: null });
+  });
+
+  it('400 notes body without the notes key is rejected by the Zod pipe (#2163)', async () => {
+    const id = seedAssignment();
+    const res = await request(server).put(`/api/trips/5/assignments/${id}/notes`).set('Cookie', sessionCookie(1)).send({});
+    expect(res.status).toBe(400);
+  });
+
   it('200 update time reconciles journey skeletons', async () => {
     reconcileTripSkeletons.mockClear();
     const id = seedAssignment();
@@ -275,6 +313,16 @@ describe('Assignments e2e (real auth guard + temp SQLite)', () => {
       expect(db.prepare('SELECT COUNT(*) AS n FROM assignment_participants WHERE assignment_id = ?').get(id)).toEqual({ n: 0 });
     });
 
+    it('404s a notes change on a foreign assignment instead of editing it (#2163)', async () => {
+      const id = seedForeignAssignment();
+      const res = await request(server)
+        .put(`/api/trips/${FOREIGN_TRIP}/assignments/${id}/notes`)
+        .set('Cookie', sessionCookie(1))
+        .send({ notes: 'hijacked' });
+      expect(res.status).toBe(404);
+      expect(db.prepare('SELECT notes FROM day_assignments WHERE id = ?').get(id)).toEqual({ notes: null });
+    });
+
     it('403s when the caller is on the trip but lacks day_edit', async () => {
       const id = seedAssignment();
       checkPermission.mockReturnValue(false);
@@ -284,5 +332,16 @@ describe('Assignments e2e (real auth guard + temp SQLite)', () => {
         .send({ place_time: '09:00', end_time: null });
       expect(res.status).toBe(403);
     });
+
+    it('403s a notes change without day_edit (#2163)', async () => {
+      const id = seedAssignment();
+      checkPermission.mockReturnValue(false);
+      const res = await request(server)
+        .put(`/api/trips/5/assignments/${id}/notes`)
+        .set('Cookie', sessionCookie(1))
+        .send({ notes: 'nope' });
+      expect(res.status).toBe(403);
+      expect(db.prepare('SELECT notes FROM day_assignments WHERE id = ?').get(id)).toEqual({ notes: null });
+    });
   });
 });
diff --git a/server/tests/unit/mcp/tools-assignments.test.ts b/server/tests/unit/mcp/tools-assignments.test.ts
index 85bfcf7f5..ad5a02664 100644
--- a/server/tests/unit/mcp/tools-assignments.test.ts
+++ b/server/tests/unit/mcp/tools-assignments.test.ts
@@ -1,6 +1,6 @@
 /**
  * Unit tests for MCP assignment tools: assign_place_to_day, unassign_place,
- * reorder_day_assignments, update_assignment_time.
+ * reorder_day_assignments, update_assignment_time, update_assignment_notes.
  */
 import { describe, it, expect, vi, beforeAll, beforeEach, afterAll } from 'vitest';
 
@@ -408,3 +408,85 @@ describe('Tool: update_assignment_time', () => {
     });
   });
 });
+
+// ---------------------------------------------------------------------------
+// update_assignment_notes (#2163)
+// ---------------------------------------------------------------------------
+
+describe('Tool: update_assignment_notes', () => {
+  it('sets the day-specific note on an assignment', async () => {
+    const { user } = createUser(testDb);
+    const trip = createTrip(testDb, user.id);
+    const day = createDay(testDb, trip.id);
+    const place = createPlace(testDb, trip.id);
+    const assignment = createDayAssignment(testDb, day.id, place.id);
+
+    await withHarness(user.id, async (h) => {
+      const result = await h.client.callTool({
+        name: 'update_assignment_notes',
+        arguments: { tripId: trip.id, assignmentId: assignment.id, notes: 'Book the 10:00 timed entry and arrive 15 minutes early' },
+      });
+      const data = parseToolResult(result) as any;
+      expect(data.assignment.notes).toBe('Book the 10:00 timed entry and arrive 15 minutes early');
+      expect(testDb.prepare('SELECT notes FROM day_assignments WHERE id = ?').get(assignment.id)).toEqual({ notes: 'Book the 10:00 timed entry and arrive 15 minutes early' });
+    });
+  });
+
+  it('clears the note with null and with an empty string', async () => {
+    const { user } = createUser(testDb);
+    const trip = createTrip(testDb, user.id);
+    const day = createDay(testDb, trip.id);
+    const place = createPlace(testDb, trip.id);
+    const assignment = createDayAssignment(testDb, day.id, place.id);
+    testDb.prepare('UPDATE day_assignments SET notes = ? WHERE id = ?').run('old', assignment.id);
+
+    await withHarness(user.id, async (h) => {
+      const cleared = parseToolResult(await h.client.callTool({
+        name: 'update_assignment_notes',
+        arguments: { tripId: trip.id, assignmentId: assignment.id, notes: null },
+      })) as any;
+      expect(cleared.assignment.notes).toBeNull();
+      testDb.prepare('UPDATE day_assignments SET notes = ? WHERE id = ?').run('old', assignment.id);
+      const emptied = parseToolResult(await h.client.callTool({
+        name: 'update_assignment_notes',
+        arguments: { tripId: trip.id, assignmentId: assignment.id, notes: '' },
+      })) as any;
+      expect(emptied.assignment.notes).toBeNull();
+    });
+  });
+
+  it('broadcasts assignment:updated event', async () => {
+    const { user } = createUser(testDb);
+    const trip = createTrip(testDb, user.id);
+    const day = createDay(testDb, trip.id);
+    const place = createPlace(testDb, trip.id);
+    const assignment = createDayAssignment(testDb, day.id, place.id);
+    await withHarness(user.id, async (h) => {
+      await h.client.callTool({ name: 'update_assignment_notes', arguments: { tripId: trip.id, assignmentId: assignment.id, notes: 'n' } });
+      expect(broadcastMock).toHaveBeenCalledWith(trip.id, 'assignment:updated', expect.any(Object));
+    });
+  });
+
+  it('returns error when assignment not found', async () => {
+    const { user } = createUser(testDb);
+    const trip = createTrip(testDb, user.id);
+    await withHarness(user.id, async (h) => {
+      const result = await h.client.callTool({ name: 'update_assignment_notes', arguments: { tripId: trip.id, assignmentId: 99999, notes: 'n' } });
+      expect(result.isError).toBe(true);
+    });
+  });
+
+  it('returns access denied for non-member', async () => {
+    const { user } = createUser(testDb);
+    const { user: other } = createUser(testDb);
+    const trip = createTrip(testDb, other.id);
+    const day = createDay(testDb, trip.id);
+    const place = createPlace(testDb, trip.id);
+    const assignment = createDayAssignment(testDb, day.id, place.id);
+    await withHarness(user.id, async (h) => {
+      const result = await h.client.callTool({ name: 'update_assignment_notes', arguments: { tripId: trip.id, assignmentId: assignment.id, notes: 'n' } });
+      expect(result.isError).toBe(true);
+      expect(testDb.prepare('SELECT notes FROM day_assignments WHERE id = ?').get(assignment.id)).toEqual({ notes: null });
+    });
+  });
+});
diff --git a/server/tests/unit/nest/assignments.controller.test.ts b/server/tests/unit/nest/assignments.controller.test.ts
index 5580d5301..0d3e95674 100644
--- a/server/tests/unit/nest/assignments.controller.test.ts
+++ b/server/tests/unit/nest/assignments.controller.test.ts
@@ -94,6 +94,17 @@ describe('AssignmentOpsController (parity with the per-assignment op routes)', (
     expect(reconcile).toHaveBeenCalledWith('5', 'sock');
   });
 
+  it('PUT /:id/notes 404 missing, else updates + broadcasts (#2163)', () => {
+    expect(thrown(() => new AssignmentOpsController(svc({ getAssignmentForTrip: vi.fn().mockReturnValue(undefined) } as Partial<AssignmentsService>)).notes(user, '5', '9', { notes: 'n' }))).toEqual({ status: 404, body: { error: 'Assignment not found' } });
+    const updateNotes = vi.fn().mockReturnValue({ id: 9, notes: 'Book the 10:00 entry' }); const broadcast = vi.fn(); const reconcile = vi.fn();
+    const s = svc({ getAssignmentForTrip: vi.fn().mockReturnValue({ id: 9 }), updateNotes, broadcast, reconcile } as Partial<AssignmentsService>);
+    expect(new AssignmentOpsController(s).notes(user, '5', '9', { notes: 'Book the 10:00 entry' }, 'sock')).toEqual({ assignment: { id: 9, notes: 'Book the 10:00 entry' } });
+    expect(updateNotes).toHaveBeenCalledWith('9', 'Book the 10:00 entry');
+    expect(broadcast).toHaveBeenCalledWith('5', 'assignment:updated', { assignment: { id: 9, notes: 'Book the 10:00 entry' } }, 'sock');
+    // The note touches neither day order nor the journey skeleton — no reconcile.
+    expect(reconcile).not.toHaveBeenCalled();
+  });
+
   it('PUT /:id/participants 404 on a foreign assignment, else sets + broadcasts (non-array bodies are the Zod pipe\'s 400, covered in e2e)', () => {
     const setParticipants = vi.fn().mockReturnValue([{ user_id: 2 }]); const broadcast = vi.fn();
     expect(thrown(() => new AssignmentOpsController(svc({ getAssignmentForTrip: vi.fn().mockReturnValue(undefined), setParticipants } as Partial<AssignmentsService>)).setParticipants(user, '5', '9', { user_ids: [2] })))
diff --git a/server/tests/unit/nest/assignments.service.test.ts b/server/tests/unit/nest/assignments.service.test.ts
index db6d1bf2d..8f3f5767f 100644
--- a/server/tests/unit/nest/assignments.service.test.ts
+++ b/server/tests/unit/nest/assignments.service.test.ts
@@ -407,6 +407,35 @@ describe('updateTime', () => {
   });
 });
 
+describe('updateNotes (#2163)', () => {
+  it('ASG-SVC-030: persists the note and re-selects the nested shape', () => {
+    const { day, place } = fixture();
+    const a = createDayAssignment(testDb, day.id, place.id);
+    const updated = svc.updateNotes(a.id, 'Book the 10:00 timed entry');
+    expect(updated).toMatchObject({ id: a.id, notes: 'Book the 10:00 timed entry' });
+    expect(testDb.prepare('SELECT notes FROM day_assignments WHERE id = ?').get(a.id)).toEqual({ notes: 'Book the 10:00 timed entry' });
+  });
+
+  it('ASG-SVC-031: empty string and null both clear the column (same normalisation as createAssignment)', () => {
+    const { day, place } = fixture();
+    const a = createDayAssignment(testDb, day.id, place.id);
+    svc.updateNotes(a.id, 'gone soon');
+    expect(svc.updateNotes(a.id, '')!.notes).toBeNull();
+    svc.updateNotes(a.id, 'gone again');
+    expect(svc.updateNotes(a.id, null)!.notes).toBeNull();
+    expect(testDb.prepare('SELECT notes FROM day_assignments WHERE id = ?').get(a.id)).toEqual({ notes: null });
+  });
+
+  it('ASG-SVC-032: leaves order and times untouched', () => {
+    const { day, place } = fixture();
+    const a = createDayAssignment(testDb, day.id, place.id, { order_index: 3 });
+    svc.updateTime(a.id, '09:00', '10:00');
+    const updated = svc.updateNotes(a.id, 'note');
+    expect(updated).toMatchObject({ assignment_time: '09:00', assignment_end_time: '10:00' });
+    expect((testDb.prepare('SELECT order_index FROM day_assignments WHERE id = ?').get(a.id) as { order_index: number }).order_index).toBe(0);
+  });
+});
+
 describe('setLegTransportMode', () => {
   it('ASG-SVC-025: sets and clears the leg override (sticky per #1281)', () => {
     const { day, place } = fixture();
diff --git a/shared/src/assignment/assignment.schema.ts b/shared/src/assignment/assignment.schema.ts
index f81d827c3..3347003d8 100644
--- a/shared/src/assignment/assignment.schema.ts
+++ b/shared/src/assignment/assignment.schema.ts
@@ -78,6 +78,19 @@ export const assignmentTimeRequestSchema = z.object({
 });
 export type AssignmentTimeRequest = z.infer<typeof assignmentTimeRequestSchema>;
 
+/**
+ * PUT /:id/notes (#2163) — edit the per-assignment note after creation.
+ * Deliberately uncapped like the create contract above: the REST create body
+ * and the plugin RPC accept notes of any length, so a length cap here would
+ * strand an existing longer note as uneditable (the unchanged textarea would
+ * be rejected on save). Falsy values ('' or null) clear the column, the same
+ * `notes || null` normalisation createAssignment applies on the way in.
+ */
+export const assignmentNotesRequestSchema = z.object({
+  notes: z.string().nullable(),
+});
+export type AssignmentNotesRequest = z.infer<typeof assignmentNotesRequestSchema>;
+
 /** Set the leg's travel mode (a RouteProfileKey, or null to inherit the day default). */
 export const assignmentTransportRequestSchema = z.object({
   // The legacy route read `body.transport_mode ?? null`, so an absent key
diff --git a/shared/src/i18n/ar/mobileTrip.ts b/shared/src/i18n/ar/mobileTrip.ts
index d24ef470d..9a02d9023 100644
--- a/shared/src/i18n/ar/mobileTrip.ts
+++ b/shared/src/i18n/ar/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'إضافة إلى يوم؟',
   'mobileTrip.addTransportShort': 'النقل',
   'mobileTrip.assignedDays': 'الأيام المخصصة',
+  'mobileTrip.assignmentNotes': 'ملاحظات خاصة باليوم',
   'mobileTrip.bookingsEmpty': 'لا توجد حجوزات بعد',
   'mobileTrip.collabFeatureDisabled': 'هذه الميزة معطّلة لهذه الرحلة',
   'mobileTrip.compactView': 'عرض مضغوط',
diff --git a/shared/src/i18n/ar/places.ts b/shared/src/i18n/ar/places.ts
index 18756faf0..83f55fbbe 100644
--- a/shared/src/i18n/ar/places.ts
+++ b/shared/src/i18n/ar/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'الموقع الإلكتروني',
   'places.formNotes': 'ملاحظات',
   'places.formNotesPlaceholder': 'ملاحظات شخصية...',
+  'places.assignmentNotes': 'ملاحظات لهذا اليوم',
+  'places.assignmentNotesPlaceholder': 'ملاحظات لهذا المكان في هذا اليوم فقط...',
   'places.formReservation': 'حجز',
   'places.reservationNotesPlaceholder': 'ملاحظات الحجز، رقم التأكيد...',
   'places.mapsSearchPlaceholder': 'ابحث عن أماكن...',
diff --git a/shared/src/i18n/br/mobileTrip.ts b/shared/src/i18n/br/mobileTrip.ts
index b5479352b..fc4e3a5ee 100644
--- a/shared/src/i18n/br/mobileTrip.ts
+++ b/shared/src/i18n/br/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Adicionar a um dia?',
   'mobileTrip.addTransportShort': 'Transporte',
   'mobileTrip.assignedDays': 'Dias atribuídos',
+  'mobileTrip.assignmentNotes': 'Notas específicas do dia',
   'mobileTrip.bookingsEmpty': 'Nenhuma reserva ainda',
   'mobileTrip.collabFeatureDisabled': 'Esse recurso está desativado para esta viagem',
   'mobileTrip.compactView': 'Visualização compacta',
diff --git a/shared/src/i18n/br/places.ts b/shared/src/i18n/br/places.ts
index 0db968490..98254b099 100644
--- a/shared/src/i18n/br/places.ts
+++ b/shared/src/i18n/br/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Site',
   'places.formNotes': 'Notas',
   'places.formNotesPlaceholder': 'Notas pessoais...',
+  'places.assignmentNotes': 'Notas para este dia',
+  'places.assignmentNotesPlaceholder': 'Notas para este lugar apenas neste dia...',
   'places.formReservation': 'Reserva',
   'places.reservationNotesPlaceholder': 'Notas da reserva, código de confirmação...',
   'places.mapsSearchPlaceholder': 'Buscar lugares...',
diff --git a/shared/src/i18n/ca/mobileTrip.ts b/shared/src/i18n/ca/mobileTrip.ts
index 27aa619a5..835a22371 100644
--- a/shared/src/i18n/ca/mobileTrip.ts
+++ b/shared/src/i18n/ca/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Afegeix a un dia?',
   'mobileTrip.addTransportShort': 'Transport',
   'mobileTrip.assignedDays': 'Dies assignats',
+  'mobileTrip.assignmentNotes': 'Notes específiques del dia',
   'mobileTrip.bookingsEmpty': 'Encara no hi ha reserves',
   'mobileTrip.collabFeatureDisabled': 'Aquesta funció està desactivada per a aquest viatge',
   'mobileTrip.compactView': 'Vista compacta',
diff --git a/shared/src/i18n/ca/places.ts b/shared/src/i18n/ca/places.ts
index fa38f3d7e..71385f065 100644
--- a/shared/src/i18n/ca/places.ts
+++ b/shared/src/i18n/ca/places.ts
@@ -75,6 +75,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Lloc web',
   'places.formNotes': 'Notes',
   'places.formNotesPlaceholder': 'Notes personals...',
+  'places.assignmentNotes': 'Notes per a aquest dia',
+  'places.assignmentNotesPlaceholder': 'Notes per a aquest lloc només aquest dia...',
   'places.formReservation': 'Reserva',
   'places.reservationNotesPlaceholder': 'Notes de reserva, número de confirmació...',
   'places.mapsSearchPlaceholder': 'Cerca llocs...',
diff --git a/shared/src/i18n/cs/mobileTrip.ts b/shared/src/i18n/cs/mobileTrip.ts
index 19ee08448..5d8647d92 100644
--- a/shared/src/i18n/cs/mobileTrip.ts
+++ b/shared/src/i18n/cs/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Přidat do dne?',
   'mobileTrip.addTransportShort': 'Doprava',
   'mobileTrip.assignedDays': 'Přiřazené dny',
+  'mobileTrip.assignmentNotes': 'Poznámky ke dni',
   'mobileTrip.bookingsEmpty': 'Zatím žádné rezervace',
   'mobileTrip.collabFeatureDisabled': 'Tato funkce je pro tento výlet vypnuta',
   'mobileTrip.compactView': 'Kompaktní zobrazení',
diff --git a/shared/src/i18n/cs/places.ts b/shared/src/i18n/cs/places.ts
index c971bc1e4..4c08561fd 100644
--- a/shared/src/i18n/cs/places.ts
+++ b/shared/src/i18n/cs/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Webové stránky',
   'places.formNotes': 'Poznámky',
   'places.formNotesPlaceholder': 'Osobní poznámky...',
+  'places.assignmentNotes': 'Poznámky pro tento den',
+  'places.assignmentNotesPlaceholder': 'Poznámky k tomuto místu jen pro tento den...',
   'places.formReservation': 'Rezervace',
   'places.reservationNotesPlaceholder': 'Poznámky k rezervaci, potvrzovací kód...',
   'places.mapsSearchPlaceholder': 'Hledat místa...',
diff --git a/shared/src/i18n/de/mobileTrip.ts b/shared/src/i18n/de/mobileTrip.ts
index f23e2b7a5..461148250 100644
--- a/shared/src/i18n/de/mobileTrip.ts
+++ b/shared/src/i18n/de/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Zu einem Tag hinzufügen?',
   'mobileTrip.addTransportShort': 'Transport',
   'mobileTrip.assignedDays': 'Zugewiesene Tage',
+  'mobileTrip.assignmentNotes': 'Tagesspezifische Notizen',
   'mobileTrip.bookingsEmpty': 'Noch keine Buchungen',
   'mobileTrip.collabFeatureDisabled': 'Diese Funktion ist für diese Reise deaktiviert',
   'mobileTrip.compactView': 'Kompakte Ansicht',
diff --git a/shared/src/i18n/de/places.ts b/shared/src/i18n/de/places.ts
index 868b06b5b..053f72adb 100644
--- a/shared/src/i18n/de/places.ts
+++ b/shared/src/i18n/de/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Website',
   'places.formNotes': 'Notizen',
   'places.formNotesPlaceholder': 'Persönliche Notizen...',
+  'places.assignmentNotes': 'Notizen für diesen Tag',
+  'places.assignmentNotesPlaceholder': 'Notizen für diesen Ort nur an diesem Tag...',
   'places.formReservation': 'Reservierung',
   'places.reservationNotesPlaceholder': 'Reservierungsnotizen, Bestätigungsnummer...',
   'places.mapsSearchPlaceholder': 'Ortssuche...',
diff --git a/shared/src/i18n/en/mobileTrip.ts b/shared/src/i18n/en/mobileTrip.ts
index a3b9701aa..b7f4eaf75 100644
--- a/shared/src/i18n/en/mobileTrip.ts
+++ b/shared/src/i18n/en/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Add to a day?',
   'mobileTrip.addTransportShort': 'Transport',
   'mobileTrip.assignedDays': 'Assigned Days',
+  'mobileTrip.assignmentNotes': 'Day-specific notes',
   'mobileTrip.bookingsEmpty': 'No bookings yet',
   'mobileTrip.collabFeatureDisabled': 'This feature is disabled for this trip',
   'mobileTrip.compactView': 'Compact view',
diff --git a/shared/src/i18n/en/places.ts b/shared/src/i18n/en/places.ts
index f37966208..5130c43ca 100644
--- a/shared/src/i18n/en/places.ts
+++ b/shared/src/i18n/en/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Website',
   'places.formNotes': 'Notes',
   'places.formNotesPlaceholder': 'Personal notes...',
+  'places.assignmentNotes': 'Notes for this day',
+  'places.assignmentNotesPlaceholder': 'Notes for this place on this day only...',
   'places.formReservation': 'Reservation',
   'places.reservationNotesPlaceholder': 'Reservation notes, confirmation number...',
   'places.mapsSearchPlaceholder': 'Search places...',
diff --git a/shared/src/i18n/es/mobileTrip.ts b/shared/src/i18n/es/mobileTrip.ts
index 37f3d6305..db1e219fb 100644
--- a/shared/src/i18n/es/mobileTrip.ts
+++ b/shared/src/i18n/es/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': '¿Añadir a un día?',
   'mobileTrip.addTransportShort': 'Transporte',
   'mobileTrip.assignedDays': 'Días asignados',
+  'mobileTrip.assignmentNotes': 'Notas específicas del día',
   'mobileTrip.bookingsEmpty': 'Aún no hay reservas',
   'mobileTrip.collabFeatureDisabled': 'Esta función está desactivada para este viaje',
   'mobileTrip.compactView': 'Vista compacta',
diff --git a/shared/src/i18n/es/places.ts b/shared/src/i18n/es/places.ts
index 8c23d0b60..fd805ecb1 100644
--- a/shared/src/i18n/es/places.ts
+++ b/shared/src/i18n/es/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Página web',
   'places.formNotes': 'Notas',
   'places.formNotesPlaceholder': 'Notas personales...',
+  'places.assignmentNotes': 'Notas para este día',
+  'places.assignmentNotesPlaceholder': 'Notas para este lugar solo en este día...',
   'places.formReservation': 'Reserva',
   'places.reservationNotesPlaceholder': 'Notas de reserva, número de confirmación...',
   'places.mapsSearchPlaceholder': 'Buscar lugares...',
diff --git a/shared/src/i18n/fr/mobileTrip.ts b/shared/src/i18n/fr/mobileTrip.ts
index dc7960032..a6bd063d4 100644
--- a/shared/src/i18n/fr/mobileTrip.ts
+++ b/shared/src/i18n/fr/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Ajouter à un jour ?',
   'mobileTrip.addTransportShort': 'Transport',
   'mobileTrip.assignedDays': 'Jours assignés',
+  'mobileTrip.assignmentNotes': 'Notes propres au jour',
   'mobileTrip.bookingsEmpty': 'Aucune réservation',
   'mobileTrip.collabFeatureDisabled': 'Cette fonctionnalité est désactivée pour ce voyage',
   'mobileTrip.compactView': 'Vue compacte',
diff --git a/shared/src/i18n/fr/places.ts b/shared/src/i18n/fr/places.ts
index b98849abc..a077d9d51 100644
--- a/shared/src/i18n/fr/places.ts
+++ b/shared/src/i18n/fr/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Site web',
   'places.formNotes': 'Notes',
   'places.formNotesPlaceholder': 'Notes personnelles…',
+  'places.assignmentNotes': 'Notes pour ce jour',
+  'places.assignmentNotesPlaceholder': 'Notes pour ce lieu uniquement ce jour-là...',
   'places.formReservation': 'Réservation',
   'places.reservationNotesPlaceholder': 'Notes de réservation, numéro de confirmation…',
   'places.mapsSearchPlaceholder': 'Rechercher des lieux…',
diff --git a/shared/src/i18n/gr/mobileTrip.ts b/shared/src/i18n/gr/mobileTrip.ts
index c24c979c0..f67c0dc55 100644
--- a/shared/src/i18n/gr/mobileTrip.ts
+++ b/shared/src/i18n/gr/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Προσθήκη σε ημέρα;',
   'mobileTrip.addTransportShort': 'Μεταφορά',
   'mobileTrip.assignedDays': 'Ανατεθειμένες ημέρες',
+  'mobileTrip.assignmentNotes': 'Σημειώσεις ημέρας',
   'mobileTrip.bookingsEmpty': 'Δεν υπάρχουν κρατήσεις ακόμη',
   'mobileTrip.collabFeatureDisabled': 'Αυτή η λειτουργία είναι απενεργοποιημένη για αυτό το ταξίδι',
   'mobileTrip.compactView': 'Συμπαγής προβολή',
diff --git a/shared/src/i18n/gr/places.ts b/shared/src/i18n/gr/places.ts
index 8ac900e71..1aa6cd7c8 100644
--- a/shared/src/i18n/gr/places.ts
+++ b/shared/src/i18n/gr/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Ιστοσελίδα',
   'places.formNotes': 'Σημειώσεις',
   'places.formNotesPlaceholder': 'Προσωπικές σημειώσεις...',
+  'places.assignmentNotes': 'Σημειώσεις για αυτή την ημέρα',
+  'places.assignmentNotesPlaceholder': 'Σημειώσεις για αυτό το μέρος μόνο για αυτή την ημέρα...',
   'places.formReservation': 'Κράτηση',
   'places.reservationNotesPlaceholder': 'Σημειώσεις κράτησης, αριθμός επιβεβαίωσης...',
   'places.mapsSearchPlaceholder': 'Αναζήτηση μερών...',
diff --git a/shared/src/i18n/hu/mobileTrip.ts b/shared/src/i18n/hu/mobileTrip.ts
index c64549c9f..69d5e0a92 100644
--- a/shared/src/i18n/hu/mobileTrip.ts
+++ b/shared/src/i18n/hu/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Hozzáadás egy naphoz?',
   'mobileTrip.addTransportShort': 'Közlekedés',
   'mobileTrip.assignedDays': 'Hozzárendelt napok',
+  'mobileTrip.assignmentNotes': 'Napra szóló jegyzetek',
   'mobileTrip.bookingsEmpty': 'Még nincsenek foglalások',
   'mobileTrip.collabFeatureDisabled': 'Ez a funkció ki van kapcsolva ennél az utazásnál',
   'mobileTrip.compactView': 'Kompakt nézet',
diff --git a/shared/src/i18n/hu/places.ts b/shared/src/i18n/hu/places.ts
index d90046f60..8f777e5b1 100644
--- a/shared/src/i18n/hu/places.ts
+++ b/shared/src/i18n/hu/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Weboldal',
   'places.formNotes': 'Jegyzetek',
   'places.formNotesPlaceholder': 'Személyes jegyzetek...',
+  'places.assignmentNotes': 'Jegyzetek erre a napra',
+  'places.assignmentNotesPlaceholder': 'Jegyzetek ehhez a helyhez csak erre a napra...',
   'places.formReservation': 'Foglalás',
   'places.reservationNotesPlaceholder': 'Foglalási jegyzetek, visszaigazolási szám...',
   'places.mapsSearchPlaceholder': 'Helyek keresése...',
diff --git a/shared/src/i18n/id/mobileTrip.ts b/shared/src/i18n/id/mobileTrip.ts
index 3fec72dba..40547f0ad 100644
--- a/shared/src/i18n/id/mobileTrip.ts
+++ b/shared/src/i18n/id/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Tambahkan ke hari?',
   'mobileTrip.addTransportShort': 'Transportasi',
   'mobileTrip.assignedDays': 'Hari yang ditetapkan',
+  'mobileTrip.assignmentNotes': 'Catatan khusus hari',
   'mobileTrip.bookingsEmpty': 'Belum ada reservasi',
   'mobileTrip.collabFeatureDisabled': 'Fitur ini dinonaktifkan untuk perjalanan ini',
   'mobileTrip.compactView': 'Tampilan ringkas',
diff --git a/shared/src/i18n/id/places.ts b/shared/src/i18n/id/places.ts
index a3b3a9eb3..d39fc925c 100644
--- a/shared/src/i18n/id/places.ts
+++ b/shared/src/i18n/id/places.ts
@@ -76,6 +76,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Situs web',
   'places.formNotes': 'Catatan',
   'places.formNotesPlaceholder': 'Catatan pribadi...',
+  'places.assignmentNotes': 'Catatan untuk hari ini',
+  'places.assignmentNotesPlaceholder': 'Catatan untuk tempat ini khusus hari ini...',
   'places.formReservation': 'Reservasi',
   'places.reservationNotesPlaceholder': 'Catatan reservasi, nomor konfirmasi...',
   'places.mapsSearchPlaceholder': 'Cari tempat...',
diff --git a/shared/src/i18n/it/mobileTrip.ts b/shared/src/i18n/it/mobileTrip.ts
index 014fa7555..f5ee0618e 100644
--- a/shared/src/i18n/it/mobileTrip.ts
+++ b/shared/src/i18n/it/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Aggiungere a un giorno?',
   'mobileTrip.addTransportShort': 'Trasporto',
   'mobileTrip.assignedDays': 'Giorni assegnati',
+  'mobileTrip.assignmentNotes': 'Note specifiche del giorno',
   'mobileTrip.bookingsEmpty': 'Ancora nessuna prenotazione',
   'mobileTrip.collabFeatureDisabled': 'Questa funzione è disattivata per questo viaggio',
   'mobileTrip.compactView': 'Vista compatta',
diff --git a/shared/src/i18n/it/places.ts b/shared/src/i18n/it/places.ts
index 7556a1b4b..e6278239b 100644
--- a/shared/src/i18n/it/places.ts
+++ b/shared/src/i18n/it/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Sito web',
   'places.formNotes': 'Note',
   'places.formNotesPlaceholder': 'Note personali...',
+  'places.assignmentNotes': 'Note per questo giorno',
+  'places.assignmentNotesPlaceholder': 'Note per questo luogo solo in questo giorno...',
   'places.formReservation': 'Prenotazione',
   'places.reservationNotesPlaceholder': 'Note della prenotazione, numero di conferma...',
   'places.mapsSearchPlaceholder': 'Cerca luoghi...',
diff --git a/shared/src/i18n/ja/mobileTrip.ts b/shared/src/i18n/ja/mobileTrip.ts
index 73caf3865..bd0694790 100644
--- a/shared/src/i18n/ja/mobileTrip.ts
+++ b/shared/src/i18n/ja/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': '日に追加しますか？',
   'mobileTrip.addTransportShort': '移動',
   'mobileTrip.assignedDays': '割り当てられた日',
+  'mobileTrip.assignmentNotes': '日別メモ',
   'mobileTrip.bookingsEmpty': '予約はまだありません',
   'mobileTrip.collabFeatureDisabled': 'この機能はこの旅行では無効になっています',
   'mobileTrip.compactView': 'コンパクト表示',
diff --git a/shared/src/i18n/ja/places.ts b/shared/src/i18n/ja/places.ts
index f09f7ee79..27f820975 100644
--- a/shared/src/i18n/ja/places.ts
+++ b/shared/src/i18n/ja/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'ウェブサイト',
   'places.formNotes': 'メモ',
   'places.formNotesPlaceholder': '個人的なメモ…',
+  'places.assignmentNotes': 'この日のメモ',
+  'places.assignmentNotesPlaceholder': 'この日だけのこの場所に関するメモ…',
   'places.formReservation': '予約',
   'places.reservationNotesPlaceholder': '予約メモ、確認番号など…',
   'places.mapsSearchPlaceholder': '場所を検索…',
diff --git a/shared/src/i18n/ko/mobileTrip.ts b/shared/src/i18n/ko/mobileTrip.ts
index 190365613..bf43b3fc0 100644
--- a/shared/src/i18n/ko/mobileTrip.ts
+++ b/shared/src/i18n/ko/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': '하루에 추가할까요?',
   'mobileTrip.addTransportShort': '교통',
   'mobileTrip.assignedDays': '배정된 날짜',
+  'mobileTrip.assignmentNotes': '날짜별 메모',
   'mobileTrip.bookingsEmpty': '아직 예약이 없습니다',
   'mobileTrip.collabFeatureDisabled': '이 여행에서는 이 기능이 비활성화되어 있습니다',
   'mobileTrip.compactView': '간략히 보기',
diff --git a/shared/src/i18n/ko/places.ts b/shared/src/i18n/ko/places.ts
index 22b4385fe..902d88056 100644
--- a/shared/src/i18n/ko/places.ts
+++ b/shared/src/i18n/ko/places.ts
@@ -76,6 +76,8 @@ const places: TranslationStrings = {
   'places.formWebsite': '웹사이트',
   'places.formNotes': '메모',
   'places.formNotesPlaceholder': '개인 메모...',
+  'places.assignmentNotes': '이 날의 메모',
+  'places.assignmentNotesPlaceholder': '이 날에만 적용되는 이 장소의 메모...',
   'places.formReservation': '예약',
   'places.reservationNotesPlaceholder': '예약 메모, 확인 번호...',
   'places.mapsSearchPlaceholder': '장소 검색...',
diff --git a/shared/src/i18n/nl/mobileTrip.ts b/shared/src/i18n/nl/mobileTrip.ts
index 8e7987eb8..f59add59c 100644
--- a/shared/src/i18n/nl/mobileTrip.ts
+++ b/shared/src/i18n/nl/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Toevoegen aan een dag?',
   'mobileTrip.addTransportShort': 'Transport',
   'mobileTrip.assignedDays': 'Toegewezen dagen',
+  'mobileTrip.assignmentNotes': 'Dagspecifieke notities',
   'mobileTrip.bookingsEmpty': 'Nog geen boekingen',
   'mobileTrip.collabFeatureDisabled': 'Deze functie is uitgeschakeld voor deze reis',
   'mobileTrip.compactView': 'Compacte weergave',
diff --git a/shared/src/i18n/nl/places.ts b/shared/src/i18n/nl/places.ts
index f2f6f5c1a..aa85d89b8 100644
--- a/shared/src/i18n/nl/places.ts
+++ b/shared/src/i18n/nl/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Website',
   'places.formNotes': 'Notities',
   'places.formNotesPlaceholder': 'Persoonlijke notities...',
+  'places.assignmentNotes': 'Notities voor deze dag',
+  'places.assignmentNotesPlaceholder': 'Notities voor deze plek alleen op deze dag...',
   'places.formReservation': 'Reservering',
   'places.reservationNotesPlaceholder': 'Reserveringsnotities, bevestigingsnummer...',
   'places.mapsSearchPlaceholder': 'Plaatsen zoeken...',
diff --git a/shared/src/i18n/pl/mobileTrip.ts b/shared/src/i18n/pl/mobileTrip.ts
index 14405c7ad..2fcba6f89 100644
--- a/shared/src/i18n/pl/mobileTrip.ts
+++ b/shared/src/i18n/pl/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Dodać do dnia?',
   'mobileTrip.addTransportShort': 'Transport',
   'mobileTrip.assignedDays': 'Przypisane dni',
+  'mobileTrip.assignmentNotes': 'Notatki dla dnia',
   'mobileTrip.bookingsEmpty': 'Brak rezerwacji',
   'mobileTrip.collabFeatureDisabled': 'Ta funkcja jest wyłączona dla tej podróży',
   'mobileTrip.compactView': 'Widok kompaktowy',
diff --git a/shared/src/i18n/pl/places.ts b/shared/src/i18n/pl/places.ts
index 7a93196a0..2af9728ac 100644
--- a/shared/src/i18n/pl/places.ts
+++ b/shared/src/i18n/pl/places.ts
@@ -68,6 +68,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Strona internetowa',
   'places.formNotes': 'Notatki',
   'places.formNotesPlaceholder': 'Osobiste notatki...',
+  'places.assignmentNotes': 'Notatki na ten dzień',
+  'places.assignmentNotesPlaceholder': 'Notatki dla tego miejsca tylko na ten dzień...',
   'places.formReservation': 'Rezerwacja',
   'places.reservationNotesPlaceholder': 'Notatki z rezerwacji, numer potwierdzenia...',
   'places.mapsSearchPlaceholder': 'Szukaj miejsc...',
diff --git a/shared/src/i18n/ru/mobileTrip.ts b/shared/src/i18n/ru/mobileTrip.ts
index 4412a0ea2..9475c0e44 100644
--- a/shared/src/i18n/ru/mobileTrip.ts
+++ b/shared/src/i18n/ru/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Добавить в день?',
   'mobileTrip.addTransportShort': 'Транспорт',
   'mobileTrip.assignedDays': 'Назначенные дни',
+  'mobileTrip.assignmentNotes': 'Заметки на день',
   'mobileTrip.bookingsEmpty': 'Пока нет бронирований',
   'mobileTrip.collabFeatureDisabled': 'Эта функция отключена для этой поездки',
   'mobileTrip.compactView': 'Компактный вид',
diff --git a/shared/src/i18n/ru/places.ts b/shared/src/i18n/ru/places.ts
index 83740a7df..3c75bf876 100644
--- a/shared/src/i18n/ru/places.ts
+++ b/shared/src/i18n/ru/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Сайт',
   'places.formNotes': 'Заметки',
   'places.formNotesPlaceholder': 'Личные заметки...',
+  'places.assignmentNotes': 'Заметки на этот день',
+  'places.assignmentNotesPlaceholder': 'Заметки для этого места только на этот день...',
   'places.formReservation': 'Бронирование',
   'places.reservationNotesPlaceholder': 'Заметки о бронировании, номер подтверждения...',
   'places.mapsSearchPlaceholder': 'Поиск мест...',
diff --git a/shared/src/i18n/sv/mobileTrip.ts b/shared/src/i18n/sv/mobileTrip.ts
index fbe9be394..aedf628f3 100644
--- a/shared/src/i18n/sv/mobileTrip.ts
+++ b/shared/src/i18n/sv/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Lägg till på en dag?',
   'mobileTrip.addTransportShort': 'Transport',
   'mobileTrip.assignedDays': 'Tilldelade dagar',
+  'mobileTrip.assignmentNotes': 'Dagsspecifika anteckningar',
   'mobileTrip.bookingsEmpty': 'Inga bokningar än',
   'mobileTrip.collabFeatureDisabled': 'Den här funktionen är inaktiverad för den här resan',
   'mobileTrip.compactView': 'Kompakt vy',
diff --git a/shared/src/i18n/sv/places.ts b/shared/src/i18n/sv/places.ts
index 068a95815..8af744e5c 100644
--- a/shared/src/i18n/sv/places.ts
+++ b/shared/src/i18n/sv/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Hemsida',
   'places.formNotes': 'Noteringar',
   'places.formNotesPlaceholder': 'Personliga anteckningar...',
+  'places.assignmentNotes': 'Anteckningar för denna dag',
+  'places.assignmentNotesPlaceholder': 'Anteckningar för denna plats endast denna dag...',
   'places.formReservation': 'Bokning',
   'places.reservationNotesPlaceholder': 'Bokningsinformation, bekräftelsenummer...',
   'places.mapsSearchPlaceholder': 'Sök efter platser...',
diff --git a/shared/src/i18n/tr/mobileTrip.ts b/shared/src/i18n/tr/mobileTrip.ts
index 6665f1dba..d92488caa 100644
--- a/shared/src/i18n/tr/mobileTrip.ts
+++ b/shared/src/i18n/tr/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Bir güne eklensin mi?',
   'mobileTrip.addTransportShort': 'Ulaşım',
   'mobileTrip.assignedDays': 'Atanan Günler',
+  'mobileTrip.assignmentNotes': 'Güne özel notlar',
   'mobileTrip.bookingsEmpty': 'Henüz rezervasyon yok',
   'mobileTrip.collabFeatureDisabled': 'Bu özellik bu seyahat için devre dışı',
   'mobileTrip.compactView': 'Kompakt görünüm',
diff --git a/shared/src/i18n/tr/places.ts b/shared/src/i18n/tr/places.ts
index bb4e97a27..b9b8438c8 100644
--- a/shared/src/i18n/tr/places.ts
+++ b/shared/src/i18n/tr/places.ts
@@ -79,6 +79,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Web sitesi',
   'places.formNotes': 'Notlar',
   'places.formNotesPlaceholder': 'Kişisel notlar...',
+  'places.assignmentNotes': 'Bu gün için notlar',
+  'places.assignmentNotesPlaceholder': 'Bu yer için yalnızca bu güne özel notlar...',
   'places.formReservation': 'Rezervasyon',
   'places.reservationNotesPlaceholder': 'Rezervasyon notları, onay numarası...',
   'places.mapsSearchPlaceholder': 'Yerleri ara...',
diff --git a/shared/src/i18n/uk/mobileTrip.ts b/shared/src/i18n/uk/mobileTrip.ts
index d8b5c796a..bc5c0c087 100644
--- a/shared/src/i18n/uk/mobileTrip.ts
+++ b/shared/src/i18n/uk/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Додати до дня?',
   'mobileTrip.addTransportShort': 'Транспорт',
   'mobileTrip.assignedDays': 'Призначені дні',
+  'mobileTrip.assignmentNotes': 'Нотатки на день',
   'mobileTrip.bookingsEmpty': 'Поки немає бронювань',
   'mobileTrip.collabFeatureDisabled': 'Цю функцію вимкнено для цієї подорожі',
   'mobileTrip.compactView': 'Компактний вигляд',
diff --git a/shared/src/i18n/uk/places.ts b/shared/src/i18n/uk/places.ts
index 47af6cfe6..de432df5f 100644
--- a/shared/src/i18n/uk/places.ts
+++ b/shared/src/i18n/uk/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Веб-сайт',
   'places.formNotes': 'Нотатки',
   'places.formNotesPlaceholder': 'Особисті нотатки...',
+  'places.assignmentNotes': 'Нотатки на цей день',
+  'places.assignmentNotesPlaceholder': 'Нотатки для цього місця лише на цей день...',
   'places.formReservation': 'Бронювання',
   'places.reservationNotesPlaceholder': 'Нотатки про бронювання, номер підтвердження...',
   'places.mapsSearchPlaceholder': 'Пошук місць...',
diff --git a/shared/src/i18n/vi/mobileTrip.ts b/shared/src/i18n/vi/mobileTrip.ts
index 592002bd2..073f63745 100644
--- a/shared/src/i18n/vi/mobileTrip.ts
+++ b/shared/src/i18n/vi/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': 'Thêm vào một ngày?',
   'mobileTrip.addTransportShort': 'Di chuyển',
   'mobileTrip.assignedDays': 'Ngày được gán',
+  'mobileTrip.assignmentNotes': 'Ghi chú theo ngày',
   'mobileTrip.bookingsEmpty': 'Chưa có đặt chỗ nào',
   'mobileTrip.collabFeatureDisabled': 'Tính năng này bị tắt cho chuyến đi này',
   'mobileTrip.compactView': 'Chế độ xem gọn',
diff --git a/shared/src/i18n/vi/places.ts b/shared/src/i18n/vi/places.ts
index aadcc18ec..857a3bf3e 100644
--- a/shared/src/i18n/vi/places.ts
+++ b/shared/src/i18n/vi/places.ts
@@ -77,6 +77,8 @@ const places: TranslationStrings = {
   'places.formWebsite': 'Trang web',
   'places.formNotes': 'Ghi chú',
   'places.formNotesPlaceholder': 'Ghi chú cá nhân...',
+  'places.assignmentNotes': 'Ghi chú cho ngày này',
+  'places.assignmentNotesPlaceholder': 'Ghi chú cho địa điểm này chỉ trong ngày này...',
   'places.formReservation': 'Sự đặt chỗ',
   'places.reservationNotesPlaceholder': 'Phiếu đặt chỗ, số xác nhận...',
   'places.mapsSearchPlaceholder': 'Tìm kiếm địa điểm...',
diff --git a/shared/src/i18n/zh-TW/mobileTrip.ts b/shared/src/i18n/zh-TW/mobileTrip.ts
index 4ea3e4a7c..795353e35 100644
--- a/shared/src/i18n/zh-TW/mobileTrip.ts
+++ b/shared/src/i18n/zh-TW/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': '新增到某一天？',
   'mobileTrip.addTransportShort': '交通',
   'mobileTrip.assignedDays': '已分配的天數',
+  'mobileTrip.assignmentNotes': '按天備註',
   'mobileTrip.bookingsEmpty': '暫無預訂',
   'mobileTrip.collabFeatureDisabled': '此功能已針對本次行程停用',
   'mobileTrip.compactView': '精簡檢視',
diff --git a/shared/src/i18n/zh-TW/places.ts b/shared/src/i18n/zh-TW/places.ts
index a319d8081..f08dcc2d0 100644
--- a/shared/src/i18n/zh-TW/places.ts
+++ b/shared/src/i18n/zh-TW/places.ts
@@ -76,6 +76,8 @@ const places: TranslationStrings = {
   'places.formWebsite': '網站',
   'places.formNotes': '備註',
   'places.formNotesPlaceholder': '個人備註...',
+  'places.assignmentNotes': '當天備註',
+  'places.assignmentNotesPlaceholder': '僅針對這一天此地點的備註...',
   'places.formReservation': '預訂',
   'places.reservationNotesPlaceholder': '預訂備註、確認號...',
   'places.mapsSearchPlaceholder': '搜尋地點...',
diff --git a/shared/src/i18n/zh/mobileTrip.ts b/shared/src/i18n/zh/mobileTrip.ts
index ecb1641fb..3a5ed53c5 100644
--- a/shared/src/i18n/zh/mobileTrip.ts
+++ b/shared/src/i18n/zh/mobileTrip.ts
@@ -7,6 +7,7 @@ const mobileTrip: TranslationStrings = {
   'mobileTrip.addToDayQuestion': '添加到某一天？',
   'mobileTrip.addTransportShort': '交通',
   'mobileTrip.assignedDays': '已分配的天数',
+  'mobileTrip.assignmentNotes': '按天备注',
   'mobileTrip.bookingsEmpty': '暂无预订',
   'mobileTrip.collabFeatureDisabled': '此功能已针对本次行程停用',
   'mobileTrip.compactView': '紧凑视图',
diff --git a/shared/src/i18n/zh/places.ts b/shared/src/i18n/zh/places.ts
index 02a7b6eb1..814a3eebd 100644
--- a/shared/src/i18n/zh/places.ts
+++ b/shared/src/i18n/zh/places.ts
@@ -76,6 +76,8 @@ const places: TranslationStrings = {
   'places.formWebsite': '网站',
   'places.formNotes': '备注',
   'places.formNotesPlaceholder': '个人备注...',
+  'places.assignmentNotes': '当天备注',
+  'places.assignmentNotesPlaceholder': '仅针对这一天此地点的备注...',
   'places.formReservation': '预订',
   'places.reservationNotesPlaceholder': '预订备注、确认号...',
   'places.mapsSearchPlaceholder': '搜索地点...',