diff --git a/apps/api-gateway/src/authz/guards/ecosystem-roles.guard.ts b/apps/api-gateway/src/authz/guards/ecosystem-roles.guard.ts
index 099f1146a..af5b5b619 100644
--- a/apps/api-gateway/src/authz/guards/ecosystem-roles.guard.ts
+++ b/apps/api-gateway/src/authz/guards/ecosystem-roles.guard.ts
@@ -50,17 +50,17 @@ export class EcosystemRolesGuard implements CanActivate {
       const ecosystemOrgData = await this.ecosystemService.fetchEcosystemOrg(ecosystemId, orgId);
 
       if (!ecosystemOrgData) {
-        throw new ForbiddenException('Organization does not match');
+        throw new ForbiddenException(ResponseMessages.organisation.error.orgDoesNotMatch);
       }
 
       user.ecosystemOrgRole = ecosystemOrgData['ecosystemRole']['name'];
 
       if (!user.ecosystemOrgRole) {
-        throw new ForbiddenException('Ecosystem role not match');
+        throw new ForbiddenException(ResponseMessages.ecosystem.error.ecosystemRoleNotMatch);
       }
 
     } else {
-      throw new BadRequestException('organization & ecosystem is required');
+      throw new BadRequestException(ResponseMessages.ecosystem.error.orgEcoIdRequired);
     }
 
     // Sending user friendly message if a user attempts to access an API that is inaccessible to their role
diff --git a/libs/common/src/response-messages/index.ts b/libs/common/src/response-messages/index.ts
index 5f6cb2cb3..695d8210c 100644
--- a/libs/common/src/response-messages/index.ts
+++ b/libs/common/src/response-messages/index.ts
@@ -107,7 +107,8 @@ export const ResponseMessages = {
             invalidUserId:'Invalid format of userId',
             invalidInvitationId:'Invalid format for invitation id',
             ecosystemIdIsRequired:'ecosystemId is required',
-            roleNotMatch: 'User does not have access'
+            roleNotMatch: 'User does not have access',
+            orgDoesNotMatch: 'Organization does not match'
         }
     },
 
@@ -353,7 +354,9 @@ export const ResponseMessages = {
             updateSchemaId: 'Error while updating the schema id',
             updateCredDefId: 'Error while updating the credential-definition',
             invalidMessage: 'Invalid transaction details. Missing "message" property.',
-            invalidTransactionMessage: 'Invalid transaction details'
+            invalidTransactionMessage: 'Invalid transaction details',
+            ecosystemRoleNotMatch: 'Ecosystem role not match',
+            orgEcoIdRequired: 'OrgId & EcosystemId is required'
         }
     },
     bulkIssuance: {