diff --git a/managed/src/SwiftlyS2.Core/Modules/Permissions/PermissionManager.cs b/managed/src/SwiftlyS2.Core/Modules/Permissions/PermissionManager.cs
index 457ee92ad..9aac30b67 100644
--- a/managed/src/SwiftlyS2.Core/Modules/Permissions/PermissionManager.cs
+++ b/managed/src/SwiftlyS2.Core/Modules/Permissions/PermissionManager.cs
@@ -251,4 +251,14 @@ public void RemoveSubPermission( string permission, string subPermission )
 
     _queryCache = _queryCache.Clear();
   }
-}
\ No newline at end of file
+
+  public void ClearPermission( ulong playerId )
+  {
+    lock (_lock)
+    {
+      _temporaryPlayerPermissions.Remove(playerId);
+    }
+
+    _queryCache = _queryCache.Clear();
+  }
+}
diff --git a/managed/src/SwiftlyS2.Shared/Modules/Permissions/IPermissionManager.cs b/managed/src/SwiftlyS2.Shared/Modules/Permissions/IPermissionManager.cs
index 8d176751e..84739b604 100644
--- a/managed/src/SwiftlyS2.Shared/Modules/Permissions/IPermissionManager.cs
+++ b/managed/src/SwiftlyS2.Shared/Modules/Permissions/IPermissionManager.cs
@@ -38,4 +38,10 @@ public interface IPermissionManager {
   /// <param name="permission"> The permission to remove the sub-permission from. </param>
   /// <param name="subPermission"> The sub-permission to remove. </param>
   void RemoveSubPermission(string permission, string subPermission);
-}
\ No newline at end of file
+
+  /// <summary>
+  /// Clear all permission from a player.
+  /// </summary>
+  /// <param name="steamId"> The Steam ID of the player. </param>
+  void ClearPermission(ulong steamId);
+}