23 Windermere Avenue, Wembley, HA9 8SH

1. 14 Jan 2025

   Received by Brent

2. 29 Jan 2025

   Decision issued: Certificate of Lawfulness - Granted

3. 12 Oct 2026

   Added to PlanIndex

Brent granted permission on 29 January 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 1 Windermere Avenue, Wembley, HA9 8SH

  26/1861 Submitted 21 Jul 2026 50 yards away

  79% historically approved · decision due ~22 Sep

  Proposed alteration to front porch, erection of single-storey front extension, two-storey side ex...

  Awaiting decision Extension 7 docs
  Small domestic

• 1 Windermere Avenue, Wembley, HA9 8SH

  26/0625 Submitted 12 Mar 2026 50 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 - 3m Eaves height - 3m

  Granted Prior approval Extension 3 docs
  Small domestic

• 1 Windermere Avenue, Wembley, HA9 8SH

  26/0565 Submitted 5 Mar 2026 50 yards away

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6.00m Maximum height - 3.00m Eaves height - 3.00m

  Refused Prior approval Extension 4 docs
  Small domestic

• 1 Windermere Avenue, Wembley, HA9 8SH

  26/0197 Submitted 27 Jan 2026 50 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 - 3m Eaves height - 3m

  Refused Prior approval Extension 4 docs
  Small domestic

• 1 Windermere Avenue, Wembley, HA9 8SH

  25/3293 Submitted 25 Nov 2025 50 yards away

  Certificate of lawfulness for proposed hip to gable extension, rear dormer extension, installation of 2x front rooflights, removal of chimney stack and single storey outbuilding in the rear garden of the dwellinghouse.

  Granted Lawful development Extension Loft or dormer 4 docs
  Small domestic

• 1 Windermere Avenue, Wembley, HA9 8SH

  26/1028 Submitted 24 Apr 2026 50 yards away

  Proposed demolition of garage and erection of single-storey side to rear extension to dwellinghouse (new description)

  Granted Householder Extension Demolition 5 docs
  Small domestic

• 26/2285 Awaiting decision

  137 Chatsworth Road, London, NW2 5QT

  Certificate of lawfulness for proposed use as supported housing

  Received 8 Sep, published by the council 21 Sep 2026 Lawful development
• 26/2277 Awaiting decision

  65 The Avenue, Wembley, HA9 9PH

  Certificate of lawfulness for proposed conversion of outbuilding into a gym and sauna and extension to the outbuilding in rear garden of the dwellinghouse.

  Received 8 Sep, published by the council 21 Sep 2026 Lawful development
• 26/2199 Awaiting decision

  Flat 8, 399 Neasden Lane North, London, NW10 0BD

  Certificate of lawfulness for existing use of rear unit 8 as a self-contained flat.

  Received 2 Sep, published by the council 21 Sep 2026 Lawful development
• 26/2093 Awaiting decision

  17 Buller Road, London, NW10 5BS

  Certificate of lawfulness for proposed alterations to front, side and rear fenestrations including installation of ground floor side oriel window and rear timber door to dwellinghouse

  Received 18 Aug, published by the council 21 Sep 2026 Lawful development
• 26/1208 Granted

  50 Ballogie Avenue, London, NW10 1TA

  Certificate of lawfulness for proposed rear dormer extension, hip to gable roof extension, alteration to fenestration and installation of rooflights to the dwellinghouse

  Received 13 May, published by the council 25 Jul 2026 Lawful development