diff --git a/package.json b/package.json
index 2983d0f7..80c4b5e9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@reflex-platform/npm-core-sdk",
-  "version": "1.13.0-SNAPSHOT-260116161846",
+  "version": "1.13.0-SNAPSHOT-260119091023",
   "description": "npm libs from core model proto files",
   "homepage": "",
   "main": "index.ts",
diff --git a/site.client.ts b/site.client.ts
index ccaaa5f3..5114969a 100644
--- a/site.client.ts
+++ b/site.client.ts
@@ -6,6 +6,8 @@ import type { ServiceInfo } from "@protobuf-ts/runtime-rpc";
 import { SiteService } from "./site";
 import type { ListSettingsResponse } from "./site";
 import type { ListSettingsRequest } from "./site";
+import type { CheckAppointmentModifiableResponse } from "./site";
+import type { CheckAppointmentModifiableRequest } from "./site";
 import type { GetMyBookingContextResponse } from "./site";
 import type { GetMyBookingContextRequest } from "./site";
 import type { GetBookingContextResponse } from "./site";
@@ -209,6 +211,10 @@ export interface ISiteServiceClient {
      * @generated from protobuf rpc: GetMyBookingContext
      */
     getMyBookingContext(input: GetMyBookingContextRequest, options?: RpcOptions): UnaryCall<GetMyBookingContextRequest, GetMyBookingContextResponse>;
+    /**
+     * @generated from protobuf rpc: CheckAppointmentModifiable
+     */
+    checkAppointmentModifiable(input: CheckAppointmentModifiableRequest, options?: RpcOptions): UnaryCall<CheckAppointmentModifiableRequest, CheckAppointmentModifiableResponse>;
     /**
      * @generated from protobuf rpc: ListSettings
      */
@@ -468,11 +474,18 @@ export class SiteServiceClient implements ISiteServiceClient, ServiceInfo {
         const method = this.methods[34], opt = this._transport.mergeOptions(options);
         return stackIntercept<GetMyBookingContextRequest, GetMyBookingContextResponse>("unary", this._transport, method, opt, input);
     }
+    /**
+     * @generated from protobuf rpc: CheckAppointmentModifiable
+     */
+    checkAppointmentModifiable(input: CheckAppointmentModifiableRequest, options?: RpcOptions): UnaryCall<CheckAppointmentModifiableRequest, CheckAppointmentModifiableResponse> {
+        const method = this.methods[35], opt = this._transport.mergeOptions(options);
+        return stackIntercept<CheckAppointmentModifiableRequest, CheckAppointmentModifiableResponse>("unary", this._transport, method, opt, input);
+    }
     /**
      * @generated from protobuf rpc: ListSettings
      */
     listSettings(input: ListSettingsRequest, options?: RpcOptions): UnaryCall<ListSettingsRequest, ListSettingsResponse> {
-        const method = this.methods[35], opt = this._transport.mergeOptions(options);
+        const method = this.methods[36], opt = this._transport.mergeOptions(options);
         return stackIntercept<ListSettingsRequest, ListSettingsResponse>("unary", this._transport, method, opt, input);
     }
 }
diff --git a/site.ts b/site.ts
index 3d2019f5..7abe5647 100644
--- a/site.ts
+++ b/site.ts
@@ -1458,6 +1458,42 @@ export interface InitBookerProfileResponse {
      */
     SiteID: string; // Site ID
 }
+/**
+ * CheckAppointmentModifiable
+ *
+ * @generated from protobuf message api.CheckAppointmentModifiableRequest
+ */
+export interface CheckAppointmentModifiableRequest {
+    /**
+     * @generated from protobuf field: api.RequestProjectHeader Header = 1
+     */
+    Header?: RequestProjectHeader;
+    /**
+     * Type of appointment : Loading / Unloading / Both
+     *
+     * @generated from protobuf field: string AppointmentID = 2
+     */
+    AppointmentID: string;
+    /**
+     * actor with which the siteID/project-depositID will be processed
+     *
+     * @generated from protobuf field: string ActorID = 3
+     */
+    ActorID: string;
+}
+/**
+ * @generated from protobuf message api.CheckAppointmentModifiableResponse
+ */
+export interface CheckAppointmentModifiableResponse {
+    /**
+     * @generated from protobuf field: api.ResponseHeader Header = 2
+     */
+    Header?: ResponseHeader;
+    /**
+     * @generated from protobuf field: bool IsModifiable = 1
+     */
+    IsModifiable: boolean;
+}
 // @generated message type with reflection information, may provide speed optimized methods
 class Site$Type extends MessageType<Site> {
     constructor() {
@@ -5967,6 +6003,122 @@ class InitBookerProfileResponse$Type extends MessageType<InitBookerProfileRespon
  * @generated MessageType for protobuf message api.InitBookerProfileResponse
  */
 export const InitBookerProfileResponse = new InitBookerProfileResponse$Type();
+// @generated message type with reflection information, may provide speed optimized methods
+class CheckAppointmentModifiableRequest$Type extends MessageType<CheckAppointmentModifiableRequest> {
+    constructor() {
+        super("api.CheckAppointmentModifiableRequest", [
+            { no: 1, name: "Header", kind: "message", localName: "Header", jsonName: "Header", T: () => RequestProjectHeader, options: { "validate.rules": { message: { required: true } } } },
+            { no: 2, name: "AppointmentID", kind: "scalar", localName: "AppointmentID", jsonName: "AppointmentID", T: 9 /*ScalarType.STRING*/ },
+            { no: 3, name: "ActorID", kind: "scalar", localName: "ActorID", jsonName: "ActorID", T: 9 /*ScalarType.STRING*/ }
+        ], { "grpc.gateway.protoc_gen_openapiv2.options.openapiv2_schema": { jsonSchema: { required: ["Header", "AppointmentID"] } } });
+    }
+    create(value?: PartialMessage<CheckAppointmentModifiableRequest>): CheckAppointmentModifiableRequest {
+        const message = globalThis.Object.create((this.messagePrototype!));
+        message.AppointmentID = "";
+        message.ActorID = "";
+        if (value !== undefined)
+            reflectionMergePartial<CheckAppointmentModifiableRequest>(this, message, value);
+        return message;
+    }
+    internalBinaryRead(reader: IBinaryReader, length: number, options: BinaryReadOptions, target?: CheckAppointmentModifiableRequest): CheckAppointmentModifiableRequest {
+        let message = target ?? this.create(), end = reader.pos + length;
+        while (reader.pos < end) {
+            let [fieldNo, wireType] = reader.tag();
+            switch (fieldNo) {
+                case /* api.RequestProjectHeader Header */ 1:
+                    message.Header = RequestProjectHeader.internalBinaryRead(reader, reader.uint32(), options, message.Header);
+                    break;
+                case /* string AppointmentID */ 2:
+                    message.AppointmentID = reader.string();
+                    break;
+                case /* string ActorID */ 3:
+                    message.ActorID = reader.string();
+                    break;
+                default:
+                    let u = options.readUnknownField;
+                    if (u === "throw")
+                        throw new globalThis.Error(`Unknown field ${fieldNo} (wire type ${wireType}) for ${this.typeName}`);
+                    let d = reader.skip(wireType);
+                    if (u !== false)
+                        (u === true ? UnknownFieldHandler.onRead : u)(this.typeName, message, fieldNo, wireType, d);
+            }
+        }
+        return message;
+    }
+    internalBinaryWrite(message: CheckAppointmentModifiableRequest, writer: IBinaryWriter, options: BinaryWriteOptions): IBinaryWriter {
+        /* api.RequestProjectHeader Header = 1; */
+        if (message.Header)
+            RequestProjectHeader.internalBinaryWrite(message.Header, writer.tag(1, WireType.LengthDelimited).fork(), options).join();
+        /* string AppointmentID = 2; */
+        if (message.AppointmentID !== "")
+            writer.tag(2, WireType.LengthDelimited).string(message.AppointmentID);
+        /* string ActorID = 3; */
+        if (message.ActorID !== "")
+            writer.tag(3, WireType.LengthDelimited).string(message.ActorID);
+        let u = options.writeUnknownFields;
+        if (u !== false)
+            (u == true ? UnknownFieldHandler.onWrite : u)(this.typeName, message, writer);
+        return writer;
+    }
+}
+/**
+ * @generated MessageType for protobuf message api.CheckAppointmentModifiableRequest
+ */
+export const CheckAppointmentModifiableRequest = new CheckAppointmentModifiableRequest$Type();
+// @generated message type with reflection information, may provide speed optimized methods
+class CheckAppointmentModifiableResponse$Type extends MessageType<CheckAppointmentModifiableResponse> {
+    constructor() {
+        super("api.CheckAppointmentModifiableResponse", [
+            { no: 2, name: "Header", kind: "message", localName: "Header", jsonName: "Header", T: () => ResponseHeader },
+            { no: 1, name: "IsModifiable", kind: "scalar", localName: "IsModifiable", jsonName: "IsModifiable", T: 8 /*ScalarType.BOOL*/ }
+        ]);
+    }
+    create(value?: PartialMessage<CheckAppointmentModifiableResponse>): CheckAppointmentModifiableResponse {
+        const message = globalThis.Object.create((this.messagePrototype!));
+        message.IsModifiable = false;
+        if (value !== undefined)
+            reflectionMergePartial<CheckAppointmentModifiableResponse>(this, message, value);
+        return message;
+    }
+    internalBinaryRead(reader: IBinaryReader, length: number, options: BinaryReadOptions, target?: CheckAppointmentModifiableResponse): CheckAppointmentModifiableResponse {
+        let message = target ?? this.create(), end = reader.pos + length;
+        while (reader.pos < end) {
+            let [fieldNo, wireType] = reader.tag();
+            switch (fieldNo) {
+                case /* api.ResponseHeader Header */ 2:
+                    message.Header = ResponseHeader.internalBinaryRead(reader, reader.uint32(), options, message.Header);
+                    break;
+                case /* bool IsModifiable */ 1:
+                    message.IsModifiable = reader.bool();
+                    break;
+                default:
+                    let u = options.readUnknownField;
+                    if (u === "throw")
+                        throw new globalThis.Error(`Unknown field ${fieldNo} (wire type ${wireType}) for ${this.typeName}`);
+                    let d = reader.skip(wireType);
+                    if (u !== false)
+                        (u === true ? UnknownFieldHandler.onRead : u)(this.typeName, message, fieldNo, wireType, d);
+            }
+        }
+        return message;
+    }
+    internalBinaryWrite(message: CheckAppointmentModifiableResponse, writer: IBinaryWriter, options: BinaryWriteOptions): IBinaryWriter {
+        /* bool IsModifiable = 1; */
+        if (message.IsModifiable !== false)
+            writer.tag(1, WireType.Varint).bool(message.IsModifiable);
+        /* api.ResponseHeader Header = 2; */
+        if (message.Header)
+            ResponseHeader.internalBinaryWrite(message.Header, writer.tag(2, WireType.LengthDelimited).fork(), options).join();
+        let u = options.writeUnknownFields;
+        if (u !== false)
+            (u == true ? UnknownFieldHandler.onWrite : u)(this.typeName, message, writer);
+        return writer;
+    }
+}
+/**
+ * @generated MessageType for protobuf message api.CheckAppointmentModifiableResponse
+ */
+export const CheckAppointmentModifiableResponse = new CheckAppointmentModifiableResponse$Type();
 /**
  * @generated ServiceType for protobuf service api.SiteService
  */
@@ -6006,5 +6158,6 @@ export const SiteService = new ServiceType("api.SiteService", [
     { name: "InitBookerProfile", options: { "grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation": { tags: ["Site"], description: "Init the booker profile for a site. The user will gain access to the site and be able to book appointments." }, "api.rscType": "Platform", "api.roles": "" }, I: InitBookerProfileRequest, O: InitBookerProfileResponse },
     { name: "GetBookingContext", options: { "grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation": { tags: ["Site"], description: "Get the booking context for a given Project and Actor" }, "api.rscType": "Project", "api.roles": "", "google.api.method_visibility": { restriction: "SDK" } }, I: GetBookingContextRequest, O: GetBookingContextResponse },
     { name: "GetMyBookingContext", options: { "grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation": { tags: ["Site"], description: "Get your appointment available booking context according to your permissions." }, "api.rscType": "Platform", "api.roles": "" }, I: GetMyBookingContextRequest, O: GetMyBookingContextResponse },
+    { name: "CheckAppointmentModifiable", options: { "grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation": { tags: ["Site"], description: "Check if appointment is in modifiable range." }, "api.rscType": "Platform", "api.roles": "" }, I: CheckAppointmentModifiableRequest, O: CheckAppointmentModifiableResponse },
     { name: "ListSettings", options: { "grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation": { tags: ["Site"], description: "List all settings in the platform." }, "api.rscType": "Platform", "api.roles": "Platform.Site", "google.api.method_visibility": { restriction: "INTERNAL" } }, I: ListSettingsRequest, O: ListSettingsResponse }
 ], { "api.k8sService": "core-site" });