diff --git a/apps/api/src/planned/snapshot.test.ts b/apps/api/src/planned/snapshot.test.ts
index c7cd8180..8d340c8a 100644
--- a/apps/api/src/planned/snapshot.test.ts
+++ b/apps/api/src/planned/snapshot.test.ts
@@ -71,4 +71,15 @@ describe('timelineOf', () => {
     expect(timeline.steps[0]?.conflicts).toEqual(['closed_at_arrival']);
     expect(timeline.steps[1]?.conflicts).toEqual(['closed_that_day']);
   });
+
+  it('raises no conflict for an always-open place without hours, even late (D-049)', async () => {
+    const routeId = await fixtures.copyDemoRoute();
+    await fixtures.alwaysOpenFirstStep(routeId);
+
+    const snapshot = PlannedRouteSnapshot.parse(await snapshotOf(app.db, routeId));
+    expect(snapshot.steps[0]?.place).toMatchObject({ alwaysOpen: true, hours: [] });
+    const timeline = timelineOf(snapshot, new Date('2026-10-24T23:00:00+02:00'));
+
+    expect(timeline.steps[0]?.conflicts).toEqual([]);
+  });
 });
diff --git a/apps/api/src/planned/snapshot.ts b/apps/api/src/planned/snapshot.ts
index fb171806..bd81e22b 100644
--- a/apps/api/src/planned/snapshot.ts
+++ b/apps/api/src/planned/snapshot.ts
@@ -129,6 +129,7 @@ export async function snapshotOf(
           location: place.location,
           address: place.address,
           isIndoor: place.isIndoor,
+          alwaysOpen: place.alwaysOpen,
           hours: hours.get(place.id) ?? [],
         },
         highlights: step.highlights ?? [],
@@ -146,6 +147,7 @@ export function timelineOf(snapshot: PlannedRouteSnapshot, startsAt: Date): Rout
       durationMin: step.durationMin,
       transitionMin: step.transition?.durationMin ?? null,
       hours: step.place.hours,
+      alwaysOpen: step.place.alwaysOpen,
     })),
     startsAt,
     snapshot.timezone,
diff --git a/apps/api/src/planned/test-fixtures.ts b/apps/api/src/planned/test-fixtures.ts
index 9aa28431..66008c15 100644
--- a/apps/api/src/planned/test-fixtures.ts
+++ b/apps/api/src/planned/test-fixtures.ts
@@ -1,7 +1,7 @@
-import { and, eq, inArray } from 'drizzle-orm';
+import { and, asc, eq, inArray } from 'drizzle-orm';
 import type { buildApp } from '../app';
 import type { TestTokenVerifier } from '../auth/test-verifier';
-import { media, routeUnlocks, routes, steps, users } from '../db/schema';
+import { media, places, routeUnlocks, routes, steps, users } from '../db/schema';
 import { seed, seedId } from '../db/seed';
 import { uuidv7 } from '../db/uuid';
 
@@ -18,6 +18,7 @@ export function plannedFixtures(app: () => App, verifier: TestTokenVerifier) {
   const routeIds: string[] = [];
   const uids: string[] = [];
   const stepIds: string[] = [];
+  const placeIds: string[] = [];
 
   /**
    * A copy of the demo route, its first step to book (fictitious link); with `stepPhotos`, the
@@ -73,6 +74,42 @@ export function plannedFixtures(app: () => App, verifier: TestTokenVerifier) {
     return id;
   }
 
+  /**
+   * Moves the first step of the route `routeId` to a fictitious place « Accessible à toute
+   * heure » without any hours (D-049), far from the demo so that no search finds it; deleted by
+   * `cleanUp`. Returns the id of that step.
+   */
+  async function alwaysOpenFirstStep(routeId: string) {
+    const [first] = await app()
+      .db.select({ id: steps.id, placeId: steps.placeId })
+      .from(steps)
+      .where(eq(steps.routeId, routeId))
+      .orderBy(asc(steps.position))
+      .limit(1);
+    if (!first) throw new Error('The copied route has no step');
+    const [demoPlace] = await app()
+      .db.select({ cityId: places.cityId })
+      .from(places)
+      .where(eq(places.id, first.placeId));
+    if (!demoPlace) throw new Error('The demo place is missing from the seed');
+    const placeId = uuidv7();
+    placeIds.push(placeId);
+    await app()
+      .db.insert(places)
+      .values({
+        id: placeId,
+        cityId: demoPlace.cityId,
+        name: 'Square toujours ouvert',
+        category: 'park',
+        location: { lat: -40, lng: -40 },
+        address: 'Adresse fictive',
+        verificationStatus: 'unverified',
+        alwaysOpen: true,
+      });
+    await app().db.update(steps).set({ placeId }).where(eq(steps.id, first.id));
+    return first.id;
+  }
+
   /** A signed-in account of the given plan, created on its first request. */
   async function signIn(values: Partial<typeof users.$inferInsert> = {}) {
     const { token, uid } = verifier.issue();
@@ -103,7 +140,9 @@ export function plannedFixtures(app: () => App, verifier: TestTokenVerifier) {
         .db.delete(media)
         .where(and(eq(media.ownerType, 'step'), inArray(media.ownerId, stepIds)));
     }
+    // After the routes: their steps refer to these places.
+    if (placeIds.length > 0) await app().db.delete(places).where(inArray(places.id, placeIds));
   }
 
-  return { copyDemoRoute, signIn, unlock, cleanUp };
+  return { copyDemoRoute, alwaysOpenFirstStep, signIn, unlock, cleanUp };
 }
diff --git a/apps/api/src/routes/planned.test.ts b/apps/api/src/routes/planned.test.ts
index f8c95a56..1da2a3da 100644
--- a/apps/api/src/routes/planned.test.ts
+++ b/apps/api/src/routes/planned.test.ts
@@ -1,4 +1,4 @@
-import { ApiError, PlannedRoute, PlannedRouteList } from '@widoo/shared';
+import { ApiError, PlannedRoute, PlannedRouteList, RouteTimeline } from '@widoo/shared';
 import { eq } from 'drizzle-orm';
 import { afterAll, beforeAll, describe, expect, it } from 'vitest';
 import { buildApp } from '../app';
@@ -157,6 +157,72 @@ describe('GET /v1/me/planned and /v1/me/planned/:id', () => {
   });
 });
 
+describe('the timeline of a planning and an always-open place (D-049)', () => {
+  /** A copy of the demo route whose first step is « Accessible à toute heure », without hours. */
+  async function alwaysOpenRoute() {
+    const id = await fixtures.copyDemoRoute();
+    await fixtures.alwaysOpenFirstStep(id);
+    return id;
+  }
+
+  it('raises no hours_unknown for an always-open place in GET /v1/me/planned', async () => {
+    const headers = await fixtures.signIn();
+    const id = await alwaysOpenRoute();
+    const created = PlannedRoute.parse(
+      (await plan(headers, { routeId: id, startsAt: saturdayTen })).json(),
+    );
+
+    const list = PlannedRouteList.parse(
+      (await app.inject({ url: '/v1/me/planned', headers })).json(),
+    );
+    const planned = list.items.find((item) => item.id === created.id);
+    expect(planned?.route.steps[0]?.place).toMatchObject({ alwaysOpen: true, hours: [] });
+    expect(planned?.timeline.steps[0]?.conflicts).toEqual([]);
+  });
+
+  it.each([
+    ['the demo route', () => fixtures.copyDemoRoute()],
+    ['a route with an always-open place', alwaysOpenRoute],
+  ])(
+    'gives the same hours and conflicts as GET /v1/routes/:id/timeline, for %s',
+    async (_, routeOf) => {
+      const headers = await fixtures.signIn();
+      const id = await routeOf();
+      const created = PlannedRoute.parse(
+        (await plan(headers, { routeId: id, startsAt: saturdayTen })).json(),
+      );
+      const route = await app.inject({
+        url: `/v1/routes/${id}/timeline?startsAt=${encodeURIComponent(saturdayTen)}`,
+      });
+
+      const read = await app.inject({ url: `/v1/me/planned/${created.id}`, headers });
+      expect(PlannedRoute.parse(read.json()).timeline).toEqual(RouteTimeline.parse(route.json()));
+    },
+  );
+
+  it('reads a snapshot stored before alwaysOpen with alwaysOpen: false', async () => {
+    const headers = await fixtures.signIn();
+    const created = PlannedRoute.parse(
+      (await plan(headers, { routeId, startsAt: saturdayTen })).json(),
+    );
+    const [row] = await app.db
+      .select({ snapshot: plannedRoutes.routeRevisionSnapshot })
+      .from(plannedRoutes)
+      .where(eq(plannedRoutes.id, created.id));
+    const stored = row?.snapshot as { steps: { place: Record<string, unknown> }[] };
+    for (const step of stored.steps) delete step.place.alwaysOpen;
+    await app.db
+      .update(plannedRoutes)
+      .set({ routeRevisionSnapshot: stored })
+      .where(eq(plannedRoutes.id, created.id));
+
+    const response = await app.inject({ url: `/v1/me/planned/${created.id}`, headers });
+    expect(response.statusCode).toBe(200);
+    const places = PlannedRoute.parse(response.json()).route.steps.map((step) => step.place);
+    expect(places.map((place) => place.alwaysOpen)).toEqual([false, false, false, false]);
+  });
+});
+
 describe('DELETE /v1/me', () => {
   it('erases the plannings of the account', async () => {
     const headers = await fixtures.signIn();
diff --git a/apps/mobile/src/go/testPlanned.ts b/apps/mobile/src/go/testPlanned.ts
index 4165ef61..35b52d1c 100644
--- a/apps/mobile/src/go/testPlanned.ts
+++ b/apps/mobile/src/go/testPlanned.ts
@@ -59,6 +59,7 @@ export function plannedFixture(
           location: { lat: 48.8674 + index * 0.004, lng: 2.3636 + index * 0.004 },
           address: '1 rue Fictive, Paris',
           isIndoor: index === 1,
+          alwaysOpen: false,
           hours: [],
         },
         highlights: [],
diff --git a/packages/shared/src/schemas/planned.ts b/packages/shared/src/schemas/planned.ts
index 16538216..480d8402 100644
--- a/packages/shared/src/schemas/planned.ts
+++ b/packages/shared/src/schemas/planned.ts
@@ -51,6 +51,8 @@ export const PlannedRoutePlace = z.object({
   location: LatLng,
   address: z.string().min(1),
   isIndoor: z.boolean(),
+  /** « Accessible à toute heure » (`places.always_open`): no conflict in the timeline (D-049). */
+  alwaysOpen: z.boolean().default(false),
   hours: z.array(PlaceHours),
 });
 export type PlannedRoutePlace = z.infer<typeof PlannedRoutePlace>;