14 Mostyn Avenue, Wembley, HA9 8AX

1. 28 Oct 2026

   Received by Brent

2. 2 Nov 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 23 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Brent took a median of 56 days over the applications it decided in the last year.

This application is with Brent for determination, against a statutory target of eight weeks. Over the last year Brent's median decision took 56 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Brent's portal will say. Our guide explains the common types.

• 53A Mostyn Avenue, Wembley, HA9 8AY

  24/2366 Submitted 23 Aug 2024 50 yards away

  Certificate of lawfulness for existing single storey rear extension, rear canopy and associated internal works to ground floor flat (Revised Description)

  Granted Lawful development Extension 9 docs
  Small domestic

• 55 Mostyn Avenue, Wembley, HA9 8AY

  23/0467 Submitted 10 Feb 2023 50 yards away

  Certificate of lawfulness for proposed rear dormer window with two Juliet balconies to dwellinghouse

  Granted Lawful development Loft or dormer Windows or glazing 6 docs
  Domestic

• 63 Linden Avenue, Wembley, HA9 8BB

  20/2899 Submitted 14 Sep 2020 100 yards away

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 4m Eaves height - 3m

  Refused Prior approval Extension 5 docs
  Small domestic

• 63 Linden Avenue, Wembley, HA9 8BB

  20/3092 Submitted 29 Sep 2020 100 yards away

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 4m Eaves height - 3m

  Granted Prior approval Extension 4 docs
  Small domestic

• 63 Linden Avenue, Wembley, HA9 8BB

  20/3992 Submitted 3 Dec 2020 100 yards away

  Certificate of lawfulness for proposed single storey rear extension, loft conversion with rear dormer window and juliet balcony and installation of 2 x front facing rooflights to dwellinghouse (revised description)

  Granted Lawful development Extension Loft or dormer +1 20 docs
  Small domestic

• 63 Linden Avenue, Wembley, HA9 8BB

  21/0277 Submitted 27 Jan 2021 100 yards away

  Certificate of lawfulness for proposed single storey outbuilding in rear garden of dwellinghouse.

  Granted Lawful development 6 docs
  Small domestic