diff --git a/clients/client-location/src/commands/CalculateRouteCommand.ts b/clients/client-location/src/commands/CalculateRouteCommand.ts
index 264b4bc33bd6..f90df91682b2 100644
--- a/clients/client-location/src/commands/CalculateRouteCommand.ts
+++ b/clients/client-location/src/commands/CalculateRouteCommand.ts
@@ -118,6 +118,8 @@ export interface CalculateRouteCommandOutput extends CalculateRouteResponse, __M
  *       Unit: "STRING_VALUE",
  *     },
  *   },
+ *   ArrivalTime: new Date("TIMESTAMP"),
+ *   OptimizeFor: "STRING_VALUE",
  *   Key: "STRING_VALUE",
  * };
  * const command = new CalculateRouteCommand(input);
diff --git a/clients/client-location/src/commands/GetPlaceCommand.ts b/clients/client-location/src/commands/GetPlaceCommand.ts
index e006158e2651..3a82480a2c6c 100644
--- a/clients/client-location/src/commands/GetPlaceCommand.ts
+++ b/clients/client-location/src/commands/GetPlaceCommand.ts
@@ -102,6 +102,7 @@ export interface GetPlaceCommandOutput extends GetPlaceResponse, __MetadataBeare
  * //     SupplementalCategories: [ // PlaceSupplementalCategoryList
  * //       "STRING_VALUE",
  * //     ],
+ * //     SubMunicipality: "STRING_VALUE",
  * //   },
  * // };
  *
diff --git a/clients/client-location/src/commands/SearchPlaceIndexForPositionCommand.ts b/clients/client-location/src/commands/SearchPlaceIndexForPositionCommand.ts
index dd72f390305e..5676c38494a9 100644
--- a/clients/client-location/src/commands/SearchPlaceIndexForPositionCommand.ts
+++ b/clients/client-location/src/commands/SearchPlaceIndexForPositionCommand.ts
@@ -105,6 +105,7 @@ export interface SearchPlaceIndexForPositionCommandOutput
  * //         SupplementalCategories: [ // PlaceSupplementalCategoryList
  * //           "STRING_VALUE",
  * //         ],
+ * //         SubMunicipality: "STRING_VALUE",
  * //       },
  * //       Distance: Number("double"), // required
  * //       PlaceId: "STRING_VALUE",
diff --git a/clients/client-location/src/commands/SearchPlaceIndexForTextCommand.ts b/clients/client-location/src/commands/SearchPlaceIndexForTextCommand.ts
index 5804f4903c04..9fe1a914a48e 100644
--- a/clients/client-location/src/commands/SearchPlaceIndexForTextCommand.ts
+++ b/clients/client-location/src/commands/SearchPlaceIndexForTextCommand.ts
@@ -131,6 +131,7 @@ export interface SearchPlaceIndexForTextCommandOutput extends SearchPlaceIndexFo
  * //         SupplementalCategories: [ // PlaceSupplementalCategoryList
  * //           "STRING_VALUE",
  * //         ],
+ * //         SubMunicipality: "STRING_VALUE",
  * //       },
  * //       Distance: Number("double"),
  * //       Relevance: Number("double"),
diff --git a/clients/client-location/src/models/models_0.ts b/clients/client-location/src/models/models_0.ts
index dbbb7bbfafd5..91f3414ee424 100644
--- a/clients/client-location/src/models/models_0.ts
+++ b/clients/client-location/src/models/models_0.ts
@@ -1392,6 +1392,11 @@ export interface CalculateRouteCarModeOptions {
  */
 export type DistanceUnit = "Kilometers" | "Miles";
 
+/**
+ * @public
+ */
+export type OptimizationMode = "FastestRoute" | "ShortestRoute";
+
 /**
  * @public
  */
@@ -1656,10 +1661,6 @@ export interface CalculateRouteRequest {
    * <p>Specifies the desired time of departure. Uses the given time to calculate the route.
    *             Otherwise, the best time of day to travel with the best traffic conditions is used to
    *             calculate the route.</p>
-   *          <note>
-   *             <p>Setting a departure time in the past returns a <code>400
-   *                     ValidationException</code> error.</p>
-   *          </note>
    *          <ul>
    *             <li>
    *                <p>In <a href="https://www.iso.org/iso-8601-date-and-time-format.html">ISO
@@ -1719,6 +1720,22 @@ export interface CalculateRouteRequest {
    */
   TruckModeOptions?: CalculateRouteTruckModeOptions;
 
+  /**
+   * @public
+   * <p>Specifies the desired time of arrival. Uses the given time to calculate the route.
+   *             Otherwise, the best time of day to travel with the best traffic conditions is used to calculate the route.</p>
+   *          <note>
+   *             <p>ArrivalTime is not supported Esri.</p>
+   *          </note>
+   */
+  ArrivalTime?: Date;
+
+  /**
+   * @public
+   * <p>Specifies the distance to optimize for when calculating a route.</p>
+   */
+  OptimizeFor?: OptimizationMode;
+
   /**
    * @public
    * <p>The optional <a href="https://docs.aws.amazon.com/location/latest/developerguide/using-apikeys.html">API key</a> to authorize
@@ -5124,6 +5141,16 @@ export interface Place {
    *             to any Amazon Location categories.</p>
    */
   SupplementalCategories?: string[];
+
+  /**
+   * @public
+   * <p>An area that's part of a larger municipality. For example, <code>Blissville </code>
+   *             is a submunicipality in the Queen County in New York.</p>
+   *          <note>
+   *             <p>This property supported by Esri and OpenData. The Esri property is <code>district</code>, and the OpenData property is <code>borough</code>.</p>
+   *          </note>
+   */
+  SubMunicipality?: string;
 }
 
 /**
@@ -5178,7 +5205,7 @@ export interface ListDevicePositionsRequest {
 
   /**
    * @public
-   * <p>The geomerty used to filter device positions.</p>
+   * <p>The geometry used to filter device positions.</p>
    */
   FilterGeometry?: TrackingFilterGeometry;
 }
diff --git a/clients/client-location/src/protocols/Aws_restJson1.ts b/clients/client-location/src/protocols/Aws_restJson1.ts
index 929a23f273cc..565db35a014f 100644
--- a/clients/client-location/src/protocols/Aws_restJson1.ts
+++ b/clients/client-location/src/protocols/Aws_restJson1.ts
@@ -537,6 +537,7 @@ export const se_CalculateRouteCommand = async (
   let body: any;
   body = JSON.stringify(
     take(input, {
+      ArrivalTime: (_) => _.toISOString().split(".")[0] + "Z",
       CarModeOptions: (_) => _json(_),
       DepartNow: [],
       DeparturePosition: (_) => se_Position(_, context),
@@ -544,6 +545,7 @@ export const se_CalculateRouteCommand = async (
       DestinationPosition: (_) => se_Position(_, context),
       DistanceUnit: [],
       IncludeLegGeometry: [],
+      OptimizeFor: [],
       TravelMode: [],
       TruckModeOptions: (_) => se_CalculateRouteTruckModeOptions(_, context),
       WaypointPositions: (_) => se_WaypointPositionList(_, context),
@@ -6856,6 +6858,7 @@ const de_Place = (output: any, context: __SerdeContext): Place => {
     PostalCode: __expectString,
     Region: __expectString,
     Street: __expectString,
+    SubMunicipality: __expectString,
     SubRegion: __expectString,
     SupplementalCategories: _json,
     TimeZone: _json,
diff --git a/codegen/sdk-codegen/aws-models/location.json b/codegen/sdk-codegen/aws-models/location.json
index 46ef49715235..3f8ab47e8cba 100644
--- a/codegen/sdk-codegen/aws-models/location.json
+++ b/codegen/sdk-codegen/aws-models/location.json
@@ -1282,7 +1282,7 @@
         "DepartureTime": {
           "target": "com.amazonaws.location#Timestamp",
           "traits": {
-            "smithy.api#documentation": "<p>Specifies the desired time of departure. Uses the given time to calculate the route.\n            Otherwise, the best time of day to travel with the best traffic conditions is used to\n            calculate the route.</p>\n         <note>\n            <p>Setting a departure time in the past returns a <code>400\n                    ValidationException</code> error.</p>\n         </note>\n         <ul>\n            <li>\n               <p>In <a href=\"https://www.iso.org/iso-8601-date-and-time-format.html\">ISO\n                        8601</a> format: <code>YYYY-MM-DDThh:mm:ss.sssZ</code>. For example,\n                        <code>2020–07-2T12:15:20.000Z+01:00</code>\n               </p>\n            </li>\n         </ul>"
+            "smithy.api#documentation": "<p>Specifies the desired time of departure. Uses the given time to calculate the route.\n            Otherwise, the best time of day to travel with the best traffic conditions is used to\n            calculate the route.</p>\n         <ul>\n            <li>\n               <p>In <a href=\"https://www.iso.org/iso-8601-date-and-time-format.html\">ISO\n                        8601</a> format: <code>YYYY-MM-DDThh:mm:ss.sssZ</code>. For example,\n                        <code>2020–07-2T12:15:20.000Z+01:00</code>\n               </p>\n            </li>\n         </ul>"
           }
         },
         "DepartNow": {
@@ -1315,6 +1315,18 @@
             "smithy.api#documentation": "<p>Specifies route preferences when traveling by <code>Truck</code>, such as avoiding\n            routes that use ferries or tolls, and truck specifications to consider when choosing an\n            optimal road.</p>\n         <p>Requirements: <code>TravelMode</code> must be specified as <code>Truck</code>.</p>"
           }
         },
+        "ArrivalTime": {
+          "target": "com.amazonaws.location#Timestamp",
+          "traits": {
+            "smithy.api#documentation": "<p>Specifies the desired time of arrival. Uses the given time to calculate the route. \n            Otherwise, the best time of day to travel with the best traffic conditions is used to calculate the route.</p>\n         <note>\n            <p>ArrivalTime is not supported Esri.</p>\n         </note>"
+          }
+        },
+        "OptimizeFor": {
+          "target": "com.amazonaws.location#OptimizationMode",
+          "traits": {
+            "smithy.api#documentation": "<p>Specifies the distance to optimize for when calculating a route.</p>"
+          }
+        },
         "Key": {
           "target": "com.amazonaws.location#ApiKey",
           "traits": {
@@ -4650,7 +4662,7 @@
         "FilterGeometry": {
           "target": "com.amazonaws.location#TrackingFilterGeometry",
           "traits": {
-            "smithy.api#documentation": "<p>The geomerty used to filter device positions.</p>"
+            "smithy.api#documentation": "<p>The geometry used to filter device positions.</p>"
           }
         }
       }
@@ -6617,6 +6629,19 @@
         "smithy.api#pattern": "^[-._\\w]+$"
       }
     },
+    "com.amazonaws.location#OptimizationMode": {
+      "type": "string",
+      "traits": {
+        "smithy.api#enum": [
+          {
+            "value": "FastestRoute"
+          },
+          {
+            "value": "ShortestRoute"
+          }
+        ]
+      }
+    },
     "com.amazonaws.location#Place": {
       "type": "structure",
       "members": {
@@ -6715,6 +6740,12 @@
           "traits": {
             "smithy.api#documentation": "<p>Categories from the data provider that describe the Place that are not mapped\n            to any Amazon Location categories.</p>"
           }
+        },
+        "SubMunicipality": {
+          "target": "smithy.api#String",
+          "traits": {
+            "smithy.api#documentation": "<p>An area that's part of a larger municipality. For example, <code>Blissville </code> \n            is a submunicipality in the Queen County in New York.</p>\n         <note>\n            <p>This property supported by Esri and OpenData. The Esri property is <code>district</code>, and the OpenData property is <code>borough</code>.</p>\n         </note>"
+          }
         }
       },
       "traits": {