19 Chalfont Avenue, Wembley, HA9 6NW

1. 4 Mar 2026

   Received by Brent

2. 28 Apr 2026

   Decision issued: Certificate of Lawfulness - Granted

3. 25 Jul 2026

   Added to PlanIndex

Brent granted permission on 28 April 2026, 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.

• 7 Chalfont Avenue, Wembley, HA9 6NW

  26/0397 Submitted 17 Feb 2026 0m away

  Conversion of single dwelling house into 2x self-contained flats, with demolition of existing side outbuilding and proposed relocation of ground floor rear door, cycle and refuse storage spaces, associated landscaping and amenity space.

  Refused Full applications New dwelling Demolition 12 docs
  Small domestic

• 4 Chalfont Avenue, Wembley, HA9 6NS

  20/2373 Submitted 6 Aug 2020 69m away

  Proposed first-floor side extension to dwellinghouse

  Refused Householder Extension 9 docs
  Domestic

• 20 Chalfont Avenue, Wembley, HA9 6NS

  25/2626 Submitted 15 Sep 2025 69m away

  Demolition of rear shed and erection of single storey outbuilding in rear garden of the dwellinghouse.

  Refused Householder Demolition 7 docs
  Small domestic

• 4 Stonebridge Way, Wembley, HA9 6NR

  21/1990 Submitted 27 May 2021 87m away

  Certificate of lawfulness for proposed single storey rear extension to the dwellinghouse.

  Granted Lawful development Extension 5 docs
  Small domestic

• 131 Vivian Avenue, Wembley, HA9 6RL

  21/2180 Submitted 10 Jun 2021 91m 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 - 2.85m

  Granted Prior approval Extension 4 docs
  Small domestic

• 51 Wyld Way, Wembley, HA9 6PP

  22/3709 Submitted 31 Oct 2022 94m 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 - 3.1m Eaves height - 3.1m

  Refused Prior approval Extension 8 docs
  Small domestic

• 26/1946 Awaiting decision

  120 Gladstone Park Gardens, London, NW2 6RL

  Certificate of lawfulness for proposed rear dormer extension with Juliet balcony, hip to gable roof extension, installation of 1x window to side elevation and 2x front rooflights to dwellinghouse.

  Received 30 Jul, published by the council 10 Aug 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
• 26/1015 Refused

  5 Midholm, Wembley, HA9 9LJ

  Certificate of lawfulness for proposed installation of solar panels to the side and rear roofslope of the dwellinghouse.

  Received 23 Apr, published by the council 25 Jul 2026 Lawful development
• 26/1176 Refused

  47 Barn Rise, Wembley, HA9 9NH

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

  Received 11 May, published by the council 25 Jul 2026 Lawful development
• 26/1166 Refused

  66 Okehampton Road, London, NW10 3EP

  Certificate of lawfulness for proposed rear dormer and side dormer extension, 1x front rooflight, replacing side elevation window and door with aluminium frame windows and doors to dwellinghouse.

  Received 8 May, published by the council 25 Jul 2026 Lawful development