21 Fairfields Close, London, NW9 0PH

This site has had 5 applications since 2025: 4 approved, 1 refused.

• 26/1916 Refused

  21 Fairfields Close, London, NW9 0PH

  Proposed conversion of single dwelling into 2 x self-contained flats, replacement of 1x window wi...

  Decided 30 Sep 2026
• 26/0338 Granted

  21 Fairfields Close, London, NW9 0PH

  Certificate of lawfulness for proposed hip to gable roof-end, rear dromer extension and 3x front rooflights to dwellinghouse.

  Decided 7 Apr 2026 Lawful development
• 26/0071 Granted

  21 Fairfields Close, London, NW9 0PH

  Certificate of lawfulness for proposed demolition of greenhouse and erection of outbuilding in the rear garden of the dwellinghouse.

  Decided 9 Mar 2026 Lawful development
• 25/3096 Granted

  21 Fairfields Close, London, NW9 0PH

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 2.98m Eaves height - 2.98m

  Decided 3 Dec 2025 Prior approval

1. 31 Dec 2025

   Received by Brent

2. 13 Jan 2026

   Validated

   Checked as complete and ready for consideration.

3. 5 Mar 2026

   Decision issued: Certificate of Lawfulness - Granted

4. 10 Aug 2026

   Added to PlanIndex

Brent granted permission on 5 March 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.

• 21 Fairfields Close, London, NW9 0PH

  26/0071 Submitted 13 Jan 2026 50 yards away

  Certificate of lawfulness for proposed demolition of greenhouse and erection of outbuilding in the rear garden of the dwellinghouse.

  Granted Lawful development Demolition 1 doc
  Small domestic

• 21 Fairfields Close, London, NW9 0PH

  26/0338 Submitted 12 Feb 2026 50 yards away

  Certificate of lawfulness for proposed hip to gable roof-end, rear dromer extension and 3x front rooflights to dwellinghouse.

  Granted Lawful development Extension Loft or dormer 18 docs
  Domestic

• 21 Fairfields Close, London, NW9 0PH

  25/3096 Submitted 3 Nov 2025 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 - 2.98m Eaves height - 2.98m

  Granted Prior approval Extension 13 docs
  Small domestic

• 10 Fairfields Close, London, NW9 0PH

  26/1371 Submitted 1 Jun 2026 50 yards away

  79% historically approved · decision due ~3 Aug

  Certificate of lawfulness for proposed change of use from single dwelling house (Class 3a) to a d...

  Decided 5 docs
  Domestic

• 10 Fairfields Close, London, NW9 0PH

  26/2091 Submitted 17 Aug 2026 50 yards away

  79% historically approved · decision due ~28 Oct

  Certificate of lawfulness for existing use of the property as a dwelling providing supported acco...

  Decided 3 docs
  Domestic

• 21 Fairfields Close, London, NW9 0PH

  26/1916 Submitted 28 Jul 2026 50 yards away

  Proposed conversion of single dwelling into 2 x self-contained flats, replacement of 1x window wi...

  Refused New dwelling Windows or glazing 23 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