diff --git a/Riot/Modules/TabBar/MasterTabBarController.h b/Riot/Modules/TabBar/MasterTabBarController.h
index 6ef661948..dbe2db2be 100644
--- a/Riot/Modules/TabBar/MasterTabBarController.h
+++ b/Riot/Modules/TabBar/MasterTabBarController.h
@@ -152,6 +152,13 @@
 - (void)presentReviewUnverifiedSessionsAlertIfNeededWithSession:(MXSession*)session;
 
 
+/// Filter rooms for each tab data source with the given room parent id.
+/// It should keep rooms having an ancestor with `roomParentId` as parent id.
+/// @param roomParentId The room parent id used to filter rooms.
+/// @param mxSession The matrix session in which the room filtering should be done.
+- (void)filterRoomsWithParentId:(NSString*)roomParentId
+                inMatrixSession:(MXSession*)mxSession;
+
 // Reference to the current auth VC. It is not nil only when the auth screen is displayed.
 @property (nonatomic, readonly) AuthenticationViewController *authViewController;
 
diff --git a/Riot/Modules/TabBar/MasterTabBarController.m b/Riot/Modules/TabBar/MasterTabBarController.m
index 60ff2441c..33f9760ac 100644
--- a/Riot/Modules/TabBar/MasterTabBarController.m
+++ b/Riot/Modules/TabBar/MasterTabBarController.m
@@ -760,6 +760,13 @@
     return foundViewController;
 }
 
+- (void)filterRoomsWithParentId:(NSString*)roomParentId
+                inMatrixSession:(MXSession*)mxSession
+{
+    // TODO: Update recentsDataSource in order to keep only rooms with given parent id.
+    // When updating the data source, if needed, screens should also update their title view subtitle with the space name
+}
+
 #pragma mark -
 
 /**