diff --git a/src/features/schedule/components/ScheduleStartPage.test.tsx b/src/features/schedule/components/ScheduleStartPage.test.tsx
index d3c552f9..0ec5d5cf 100644
--- a/src/features/schedule/components/ScheduleStartPage.test.tsx
+++ b/src/features/schedule/components/ScheduleStartPage.test.tsx
@@ -91,10 +91,29 @@ vi.mock("@/shared/dictionaries/index.js", () => ({
   getCityCodeByAirportCode: () => undefined,
 }));
 
+// Capture the latest onCity callback so individual tests can invoke it.
+let capturedOnCity: ((code: string) => void) | null = null;
+let capturedShouldApply: (() => boolean) | null = null;
+let geoMockEnabled = false;
+
+vi.mock("@/shared/hooks/useGeoCityDefault.js", () => ({
+  useGeoCityDefault: (opts: { shouldApply: () => boolean; onCity: (code: string) => void }) => {
+    capturedOnCity = opts.onCity;
+    capturedShouldApply = opts.shouldApply;
+    // If the test enabled geo, fire it synchronously so we don't need async.
+    if (geoMockEnabled && opts.shouldApply()) {
+      opts.onCity("MOW");
+    }
+  },
+}));
+
 describe("ScheduleStartPage", () => {
   beforeEach(() => {
     vi.clearAllMocks();
     sessionStore.clear();
+    geoMockEnabled = false;
+    capturedOnCity = null;
+    capturedShouldApply = null;
   });
 
   it("renders the start page", () => {
@@ -180,3 +199,53 @@ describe("4.1.8: Schedule hydrates from cross-section store on mount", () => {
     expect(depInput.defaultValue).toBe("");
   });
 });
+
+// ---------------------------------------------------------------------------
+// TZ §4.1.1-R8/R10: first-entry geolocation auto-fill + time default
+// ---------------------------------------------------------------------------
+
+describe("4.1.1-R8/R10: Schedule first-entry geolocation + time default", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    sessionStore.clear();
+    resetCrossSectionStore();
+    geoMockEnabled = false;
+    capturedOnCity = null;
+    capturedShouldApply = null;
+  });
+
+  it("4.1.1-R8: populates departure with geolocated city on first entry", () => {
+    geoMockEnabled = true; // mock will call onCity("MOW") synchronously on shouldApply()
+    render(<ScheduleStartPage />);
+    const depInput = screen.getByTestId("schedule-departure-input") as HTMLInputElement;
+    expect(depInput.defaultValue).toBe("MOW");
+  });
+
+  it("4.1.1-R8: does not populate when geolocation denied (geoMockEnabled=false)", () => {
+    // geoMockEnabled stays false → useGeoCityDefault mock never fires onCity
+    render(<ScheduleStartPage />);
+    const depInput = screen.getByTestId("schedule-departure-input") as HTMLInputElement;
+    expect(depInput.defaultValue).toBe("");
+  });
+
+  it("4.1.1-R8: does not override departure when cross-section store has schedule filter", () => {
+    setScheduleFilter({
+      mode: "route", departure: "LED", arrival: "KGD",
+      dateFrom: "20260515", dateTo: "20260521",
+      timeFrom: "0000", timeTo: "2400",
+      onlyDirect: false, showReturn: false, searchExecuted: false,
+    });
+    geoMockEnabled = true;
+    render(<ScheduleStartPage />);
+    // Departure should be LED from the snapshot, NOT overridden by geo.
+    const depInput = screen.getByTestId("schedule-departure-input") as HTMLInputElement;
+    expect(depInput.defaultValue).toBe("LED");
+  });
+
+  it("4.1.1-R10: time default = 00:00-24:00 on all viewports", () => {
+    render(<ScheduleStartPage />);
+    const timeSelector = screen.getByTestId("time-selector");
+    expect(timeSelector.textContent).toContain("00:00");
+    expect(timeSelector.textContent).toContain("24:00");
+  });
+});
diff --git a/src/features/schedule/components/ScheduleStartPage.tsx b/src/features/schedule/components/ScheduleStartPage.tsx
index 8da32ea3..d453c47c 100644
--- a/src/features/schedule/components/ScheduleStartPage.tsx
+++ b/src/features/schedule/components/ScheduleStartPage.tsx
@@ -39,6 +39,7 @@ import {
   getCityCodeByAirportCode,
 } from "@/shared/dictionaries/index.js";
 import type { IDictionaries } from "@/shared/dictionaries/index.js";
+import { useGeoCityDefault } from "@/shared/hooks/useGeoCityDefault.js";
 import { buildScheduleUrl } from "../url.js";
 import { scheduleWindowBounds } from "@/shared/dateWindow.js";
 import "./ScheduleStartPage.scss";
@@ -136,6 +137,18 @@ export const ScheduleStartPage: FC = () => {
   const [departureCode, setDepartureCode] = useState<string>(prefill.departure ?? "");
   const [arrivalCode, setArrivalCode] = useState<string>(prefill.arrival ?? "");
 
+  // TZ §4.1.1-R8: on first session entry with geo consent, auto-fill
+  // departure city with the user's nearest city when:
+  //   - no stored schedule filter is present (fresh session), AND
+  //   - the current departure is empty (not populated by prefill or user).
+  useGeoCityDefault({
+    dictionaries,
+    shouldApply: () => !getScheduleFilter() && !departureCode,
+    onCity: (cityCode) => {
+      setDepartureCode((prev) => (prev ? prev : cityCode));
+    },
+  });
+
   // Start blank to match Angular's `ДД.ММ.ГГГГ - ДД.ММ.ГГГГ` placeholder
   // (the "current week" pre-fill was a React-only convenience that
   // pulled the date input out of parity). Submit handler defaults to