57 Chambers Lane, London, NW10 2RL

1. 23 Apr 2026

   Received by Brent

2. 29 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 29 Jun 2026

   Decision issued: Certificate of Lawfulness - Granted

4. 25 Jul 2026

   Added to PlanIndex

Brent granted permission on 29 June 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.

• 64 Chambers Lane, London, NW10 2RL

  21/3570 Submitted 20 Sep 2021 50 yards away

  Proposed conversion of single dwellinghouse into 2x self contained flats, subdivision of rear garden, covered cycle storage to rear and waste storage in front forecourt

  Refused Full applications New dwelling 9 docs
  Domestic

• 64 Chambers Lane, London, NW10 2RL

  21/1162 Submitted 30 Mar 2021 50 yards away

  Proposed conversion of single dwellinghouse into 2x self contained flats, subdivision of rear garden and waste storage in front forecourt

  Refused Full applications New dwelling 5 docs
  Domestic

• 61A Chambers Lane, London, NW10 2RL

  26/2382 Submitted 11 Sep 2026 50 yards away

  79% historically approved · decision due ~13 Nov

  Certificate of lawfulness for proposed conversion and single storey front extension to garage, re...

  Awaiting decision Extension
  Small domestic

• 61A Chambers Lane, London, NW10 2RL

  26/1406 Submitted 1 Jun 2026 50 yards away

  Proposed part single, part two-storey front extension, conversion of garage into habitable space ...

  Granted Extension 8 docs

• 15 Bryan Avenue, London, NW10 2AA

  20/3433 Submitted 23 Oct 2020 50 yards away

  Proposed erection of single storey rear extension and front bay window feature to first floor with pitched roof over at first floor level; conversion of garage into habitable room and replace garage door with new window on front elevation; alterations to front porch and relocation of front access door; and external alterations to front driveway and boundary treatment to dwellinghouse.

  Granted Householder Extension Windows or glazing 26 docs
  Small domestic

• 15 Bryan Avenue, London, NW10 2AA

  21/3019 Submitted 5 Aug 2021 50 yards away

  Certificate of lawfulness for proposed roof extension with rear dormer window, two side dormer windows, three front rooflights and single storey outbuilding to rear dwellinghouse.

  Granted Lawful development Extension Loft or dormer +1 27 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