34 Mersham Drive, London, NW9 9PN

1. 7 Apr 2021

   Received by Brent

2. 28 May 2021

   Decision issued: Certificate of Lawfulness - Granted

3. 20 Aug 2026

   Added to PlanIndex

Brent granted permission on 28 May 2021, 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.

• 38 Mersham Drive, London, NW9 9PN

  20/3360 Submitted 16 Oct 2020 50 yards away

  Retrospective planning application for the retention of converted garage into habitable room with single-storey front extension to dwellinghouse

  Granted Householder Extension 5 docs
  Small domestic

• 2 Crundale Avenue, London, NW9 9PL

  21/3382 Submitted 7 Sep 2021 50 yards away

  Proposed demolition of rear extension erection of side infill extension and new rear extension to dwellinghouse.

  Granted Householder Extension Demolition 16 docs
  Domestic

• 46 Crundale Avenue, London, NW9 9PL

  20/2800 Submitted 9 Sep 2020 50 yards away

  Proposed single storey ground floor side to rear extension to dwellinghouse.

  Granted Householder Extension 6 docs
  Small domestic

• 28 Valley Drive, London, NW9 9NP

  26/1010 Submitted 23 Apr 2026 50 yards away

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

  Granted Lawful development 3 docs
  Small domestic

• 26 Valley Drive, London, NW9 9NP

  26/0342 Submitted 12 Feb 2026 50 yards away

  Proposed single-storey rear extension, first-floor side extension, hip-to-gable roof extension with rear dormer and installation of 3x front rooflights to dwellinghouse

  Granted Householder Extension Loft or dormer 10 docs
  Small domestic

• 28 Valley Drive, London, NW9 9NP

  26/1085 Submitted 29 Apr 2026 50 yards away

  Certificate of lawfulness for proposed rear dormer extension with 1x juliet balcony, hip to gable roof extension, 3x front rooflights and removal of 1x chimney stack to the dwellinghouse.

  Granted Lawful development Extension Loft or dormer 10 docs
  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