diff --git a/components/apimgt-extensions/io.entgra.device.mgt.core.apimgt.webapp.publisher/src/main/java/io/entgra/device/mgt/core/apimgt/webapp/publisher/APIPublisherService.java b/components/apimgt-extensions/io.entgra.device.mgt.core.apimgt.webapp.publisher/src/main/java/io/entgra/device/mgt/core/apimgt/webapp/publisher/APIPublisherService.java
index 2dc95d4f37..eec6cfcab7 100644
--- a/components/apimgt-extensions/io.entgra.device.mgt.core.apimgt.webapp.publisher/src/main/java/io/entgra/device/mgt/core/apimgt/webapp/publisher/APIPublisherService.java
+++ b/components/apimgt-extensions/io.entgra.device.mgt.core.apimgt.webapp.publisher/src/main/java/io/entgra/device/mgt/core/apimgt/webapp/publisher/APIPublisherService.java
@@ -36,8 +36,21 @@ public interface APIPublisherService {
 
     void updateScopeRoleMapping() throws APIManagerPublisherException;
 
+    /**
+     * Add default scopes defined in the cdm-config.xml
+     */
     void addDefaultScopesIfNotExist();
 
+    /**
+     * If the permissions are in the permission list, identify the relevant scopes of the supplied permission list
+     * and put the role there; if the permissions are in the removedPermission list, update the relevant scopes by
+     * deleting the role from those scopes.
+     *
+     * @param roleName Role Name
+     * @param permissions List of adding permissions
+     * @param removedPermissions List of removing permissions
+     * @throws APIManagerPublisherException If error occurred while updating the scope role mapping
+     */
     void updateScopeRoleMapping(String roleName, String[] permissions, String[] removedPermissions) throws APIManagerPublisherException;
 
 }
diff --git a/components/apimgt-extensions/io.entgra.device.mgt.core.apimgt.webapp.publisher/src/main/java/io/entgra/device/mgt/core/apimgt/webapp/publisher/APIPublisherServiceImpl.java b/components/apimgt-extensions/io.entgra.device.mgt.core.apimgt.webapp.publisher/src/main/java/io/entgra/device/mgt/core/apimgt/webapp/publisher/APIPublisherServiceImpl.java
index 6d037525ae..69f20fa020 100644
--- a/components/apimgt-extensions/io.entgra.device.mgt.core.apimgt.webapp.publisher/src/main/java/io/entgra/device/mgt/core/apimgt/webapp/publisher/APIPublisherServiceImpl.java
+++ b/components/apimgt-extensions/io.entgra.device.mgt.core.apimgt.webapp.publisher/src/main/java/io/entgra/device/mgt/core/apimgt/webapp/publisher/APIPublisherServiceImpl.java
@@ -673,6 +673,19 @@ public class APIPublisherServiceImpl implements APIPublisherService {
         }
     }
 
+    /**
+     * Update Scopes
+     *
+     * @param roleName Role Name
+     * @param publisherRESTAPIServices {@link PublisherRESTAPIServices}
+     * @param apiApplicationKey {@link APIApplicationKey}
+     * @param accessTokenInfo {@link AccessTokenInfo}
+     * @param scopeObject scope object returning from APIM
+     * @param permissions List of permissions
+     * @param permScopeMap Permission Scope map
+     * @param removingPermissions if list of permissions has to be removed from the role send true, otherwise sends false.
+     * @throws APIManagerPublisherException If the method receives invalid permission to update.
+     */
     private void updateScopes (String roleName, PublisherRESTAPIServices publisherRESTAPIServices,
                       APIApplicationKey apiApplicationKey, AccessTokenInfo accessTokenInfo,
                       JSONObject scopeObject, String[] permissions, Map<String, String> permScopeMap, boolean removingPermissions )
diff --git a/components/device-mgt/io.entgra.device.mgt.core.device.mgt.api/src/main/java/io/entgra/device/mgt/core/device/mgt/api/jaxrs/service/impl/RoleManagementServiceImpl.java b/components/device-mgt/io.entgra.device.mgt.core.device.mgt.api/src/main/java/io/entgra/device/mgt/core/device/mgt/api/jaxrs/service/impl/RoleManagementServiceImpl.java
index 63a6a71d12..bca483f6c0 100644
--- a/components/device-mgt/io.entgra.device.mgt.core.device.mgt.api/src/main/java/io/entgra/device/mgt/core/device/mgt/api/jaxrs/service/impl/RoleManagementServiceImpl.java
+++ b/components/device-mgt/io.entgra.device.mgt.core.device.mgt.api/src/main/java/io/entgra/device/mgt/core/device/mgt/api/jaxrs/service/impl/RoleManagementServiceImpl.java
@@ -279,6 +279,14 @@ public class RoleManagementServiceImpl implements RoleManagementService {
         }
     }
 
+    /**
+     * Retrieve filtered permissions by analyzing all the permission paths.
+     *
+     * @param rolePermissions All the permission paths
+     * @param permissionPaths Permission paths that needs to filter
+     * @param permissions List of filtered permissions
+     * @return {@link List<String>}
+     */
     private List<String> processAndFilterPermissions(UIPermissionNode[] rolePermissions, List<String> permissionPaths, List<String> permissions) {
 
         for (UIPermissionNode rolePermission : rolePermissions) {
@@ -299,6 +307,15 @@ public class RoleManagementServiceImpl implements RoleManagementService {
         return permissions;
     }
 
+    /**
+     * Getting platform permissions
+     *
+     * @param roleName Role Name
+     * @param userRealm {@link UserRealm}
+     * @param permissions list of permissions
+     * @return {@link List<String>}
+     * @throws UserAdminException if error occurred when getting {@link UIPermissionNode}
+     */
     private String[] getPlatformUIPermissions(String roleName, UserRealm userRealm, String[] permissions)
             throws UserAdminException {
         UIPermissionNode uiPermissionNode = getUIPermissionNode(roleName, userRealm);
@@ -697,6 +714,13 @@ public class RoleManagementServiceImpl implements RoleManagementService {
         return rolePermissions;
     }
 
+    /**
+     * Update the role's permissions. This will function in the fire and forget pattern and run on a new thread.
+     *
+     * @param roleName Role Name
+     * @param roleInfo {@link RoleInfo}
+     * @param userRealm {@link UserRealm}
+     */
     private void updatePermissions(String roleName, RoleInfo roleInfo, UserRealm userRealm) {
         String tenantDomain = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantDomain(true);
         Thread thread = new Thread(new Runnable() {