diff --git a/apps/mobile/packages/data_connect/lib/src/services/data_connect_service.dart b/apps/mobile/packages/data_connect/lib/src/services/data_connect_service.dart
index 476d39f8..8e79de80 100644
--- a/apps/mobile/packages/data_connect/lib/src/services/data_connect_service.dart
+++ b/apps/mobile/packages/data_connect/lib/src/services/data_connect_service.dart
@@ -171,16 +171,23 @@ class DataConnectService with DataErrorHandler, SessionHandlerMixin {
     }
   }
 
-  /// Converts a Data Connect [Timestamp] to a Dart [DateTime].
+  /// Converts a Data Connect [Timestamp] to a Dart [DateTime] in local time.
+  ///
+  /// Firebase Data Connect always stores and returns timestamps in UTC.
+  /// Calling [toLocal] ensures the result reflects the device's timezone so
+  /// that shift dates, start/end times, and formatted strings are correct for
+  /// the end user.
   DateTime? toDateTime(dynamic timestamp) {
     if (timestamp == null) return null;
     if (timestamp is fdc.Timestamp) {
-      return timestamp.toDateTime();
+      return timestamp.toDateTime().toLocal();
     }
     return null;
   }
 
   /// Converts a Dart [DateTime] to a Data Connect [Timestamp].
+  ///
+  /// Converts the [DateTime] to UTC before creating the [Timestamp].
   fdc.Timestamp toTimestamp(DateTime dateTime) {
     final DateTime utc = dateTime.toUtc();
     final int millis = utc.millisecondsSinceEpoch;
diff --git a/apps/mobile/packages/features/client/orders/create_order/lib/src/data/repositories_impl/client_create_order_repository_impl.dart b/apps/mobile/packages/features/client/orders/create_order/lib/src/data/repositories_impl/client_create_order_repository_impl.dart
index c756a555..aea8a443 100644
--- a/apps/mobile/packages/features/client/orders/create_order/lib/src/data/repositories_impl/client_create_order_repository_impl.dart
+++ b/apps/mobile/packages/features/client/orders/create_order/lib/src/data/repositories_impl/client_create_order_repository_impl.dart
@@ -132,7 +132,7 @@ class ClientCreateOrderRepositoryImpl
         order.startDate.day,
       );
       final Timestamp orderTimestamp = _service.toTimestamp(orderDateOnly);
-      final Timestamp startTimestamp = orderTimestamp;
+      final Timestamp startTimestamp = _service.toTimestamp(order.startDate);
       final Timestamp endTimestamp = _service.toTimestamp(order.endDate);
 
       final OperationResult<dc.CreateOrderData, dc.CreateOrderVariables>
@@ -259,7 +259,7 @@ class ClientCreateOrderRepositoryImpl
         order.startDate.day,
       );
       final Timestamp orderTimestamp = _service.toTimestamp(orderDateOnly);
-      final Timestamp startTimestamp = orderTimestamp;
+      final Timestamp startTimestamp = _service.toTimestamp(order.startDate);
 
       final OperationResult<dc.CreateOrderData, dc.CreateOrderVariables>
       orderResult = await _service.connector