diff --git a/src/layouts/schedule/constants/schedule-constants.js b/src/constants/schedule-constants.js
similarity index 100%
rename from src/layouts/schedule/constants/schedule-constants.js
rename to src/constants/schedule-constants.js
diff --git a/src/constants/store-mutations.js b/src/constants/store-mutations.js
index 8eeb70c99..82cc2082d 100644
--- a/src/constants/store-mutations.js
+++ b/src/constants/store-mutations.js
@@ -58,6 +58,7 @@ const storeMutations = {
     RESET_GLASS_PARTS_STATE: "resetGlassPartsState",
     RESET_STATE: "resetState",
     RESET_SAVE_SESSION_PROMISE: "resetSaveSessionPromise",
+    RESET_SCHEDULE: "resetSchedule",
 
     // OTHER MUTATIONS
     UPDATE_PAGE_DATA: "updatePageData",
diff --git a/src/layouts/schedule/schedule.vue b/src/layouts/schedule/schedule.vue
index e316edfd2..fe9f3dac8 100644
--- a/src/layouts/schedule/schedule.vue
+++ b/src/layouts/schedule/schedule.vue
@@ -67,7 +67,7 @@ import {
     getRouterLinkRouteFromCopy,
     getRouterLinkDisplayTextFromCopy,
 } from "@/helpers/cms-content-helper";
-import { AppointmentTypeStrings } from "./constants/schedule-constants";
+import { AppointmentTypeStrings } from "@/constants/schedule-constants";
 import { errorMessages } from "@/constants/error-messages";
 import { required } from "@/helpers/validation-rules";
 import store from "@/store";
diff --git a/src/layouts/schedule/time-slot-modal-question/time-slot-modal-question.vue b/src/layouts/schedule/time-slot-modal-question/time-slot-modal-question.vue
index 10640dfd9..7e9b5a279 100644
--- a/src/layouts/schedule/time-slot-modal-question/time-slot-modal-question.vue
+++ b/src/layouts/schedule/time-slot-modal-question/time-slot-modal-question.vue
@@ -53,7 +53,7 @@ import {
     AppointmentTypeStrings,
     PREMIUM_TIME_SLOT_ID_FLAG,
     PREMIUM_FEE_PART_TYPE,
-} from "../constants/schedule-constants";
+} from "@/constants/schedule-constants";
 
 // Validation for the modal button
 defineRule("time-slot-required", required(errorMessages.OPTION_REQUIRED));
diff --git a/src/store/index.js b/src/store/index.js
index 67917bf01..eac41c311 100644
--- a/src/store/index.js
+++ b/src/store/index.js
@@ -11,6 +11,7 @@ import { damageLocationsSelected } from "@/constants/damage-locations-selected";
 import { fmgPageValues } from "@/router/router-constants/fmgPage-values";
 import router from "@/router";
 import { deleteFunnelCookie } from "@/helpers/heritage-integration/cookie-helper.js";
+import { AppointmentTypeStrings } from "@/constants/schedule-constants";
 
 // Export State
 const getDefaultState = () => {
@@ -342,6 +343,13 @@ export const mutations = {
         state.applicationUser.pageData[fmgPageValues.MOLDING_QUESTIONS] = null;
         state.applicationUser.pageData[fmgPageValues.CAPABILITY_QUESTIONS] = null;
     },
+    resetSchedule(state) {
+        state.order.schedule.date = null;
+        state.order.schedule.startTime = null;
+        state.order.schedule.endTime = null;
+        state.order.schedule.routeCode = null;
+        state.order.schedule.jobMaxMinutes = null;
+    },
     resetState(state) {
         Object.assign(state, getDefaultState());
     },
@@ -1384,7 +1392,7 @@ export const actions = {
                 },
             })
             .then(
-                (response) => {
+                async (response) => {
                     // Flatten location and name properties
                     response.data.order.damage?.glassToReplace?.map((glass) => {
                         glass.glassLocation = glass.location;
@@ -1402,6 +1410,8 @@ export const actions = {
                         storeMutations.UPDATE_STATE_WITH_ORDER_INFORMATION,
                         response.data
                     );
+
+                    await validateAppointment(context, response.data.order);
                     return response;
                 },
                 (error) => {
@@ -2012,3 +2022,83 @@ function convertGlassPieceToBackEndCompatibleFormat(glassPieces) {
         };
     });
 }
+
+// This function will verify schedule info is still valid.
+// check to see if we have an appointment date on the order object.
+// if so, make sure it's not in the past. if in the past, clear schedule info in store.
+// if date not in past, then call schedule service to verify appointment is still available.
+async function validateAppointment(context, order) {
+    if (!order.schedule?.date) {
+        return;
+    }
+
+    // Date string with slashes is parsed as local time, not UTC. Our date has dashes, '-'.
+    // If you put any kind of time stamp on the date string with dashes, then it IS parsed as local time.
+    var aptDate = new Date(order.schedule.date + "T00:00:00");
+    var curDate = new Date();
+
+    // if appointment date is in the past, clear schedule
+    if (aptDate.getTime() < curDate.getTime()) {
+        context.commit(storeMutations.RESET_SCHEDULE);
+        return;
+    }
+
+    // create date range to pass to the schedule service to see if our appointment is still available.
+    var endRange = new Date(aptDate);
+    endRange.setDate(aptDate.getDate() + 1);
+
+    var endDay = "" + endRange.getDate();
+    var endMonth = "" + (endRange.getMonth() + 1); // 0 based so add 1
+    const endYear = endRange.getFullYear();
+
+    if (endMonth.length < 2) {
+        endMonth = "0" + endMonth;
+    }
+    if (endDay.length < 2) {
+        endDay = "0" + endDay;
+    }
+
+    const endDate = [endYear, endMonth, endDay].join("-");
+
+    let newTimeSlotsResponse;
+    if (order.serviceLocation.appointmentType === AppointmentTypeStrings.MOBILE) {
+        newTimeSlotsResponse = await context.dispatch(
+            storeActions.GET_MOBILE_TIME_SLOTS,
+            {
+                startDate: order.schedule.date,
+                endDate: endDate,
+            },
+            false
+        );
+    } else {
+        newTimeSlotsResponse = await context.dispatch(
+            storeActions.GET_SHOP_TIME_SLOTS,
+            {
+                startDate: order.schedule.date,
+                endDate: endDate,
+                shopAppointmentType: order.serviceLocation.appointmentType,
+                providerNumber: order.serviceLocation.provider.providerNumber,
+            },
+            false
+        );
+    }
+
+    if (newTimeSlotsResponse?.data.days?.length === 0) {
+        context.commit(storeMutations.RESET_SCHEDULE);
+        return;
+    }
+
+    var routeCodeFound = false;
+    newTimeSlotsResponse.data.days?.forEach((day) => {
+        day.timeSlots.forEach((ts) => {
+            if (ts.id === order.schedule.routeCode) {
+                routeCodeFound = true;
+            }
+        });
+    });
+
+    if (!routeCodeFound) {
+        context.commit(storeMutations.RESET_SCHEDULE);
+        return;
+    }
+}