109 Princes Avenue, London, NW9 9JJ

1. 10 Sep 2020

   Received by Brent

2. 4 Nov 2020

   Decision issued: Certificate of Lawfulness - Refused

3. 25 Jul 2026

   Added to PlanIndex

Brent refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. 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.

• 107 Princes Avenue, London, NW9 9JJ

  25/3033 Submitted 28 Oct 2025 50 yards away

  Change of use from single dwelling into 5x bed, 5x person HMO with cycle and refuse storage spaces to the front garden.

  Refused Full applications 13 docs
  Domestic

• 107 Princes Avenue, London, NW9 9JJ

  26/0074 Submitted 13 Jan 2026 50 yards away

  Proposed conversion of dwellinghouse into a 5 bedroom 5 person HMO (House in Multiple Occupation) together with secure cycle parking, refuse storage and front and rear garden landscaping and removal of drop kerb

  Refused Full applications 16 docs
  Domestic

• 105 Princes Avenue, London, NW9 9JJ

  21/3391 Submitted 6 Sep 2021 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 7 docs
  Small domestic

• 107 Princes Avenue, London, NW9 9JJ

  25/2401 Submitted 19 Aug 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 - 3.2m Eaves height - 3m

  Granted Prior approval Extension 7 docs
  Small domestic

• 121 Princes Avenue, London, NW9 9JJ

  21/4151 Submitted 8 Nov 2021 50 yards away

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

  Granted Lawful development Extension 7 docs
  Small domestic

• 232 Princes Avenue, London, NW9 9JH

  21/1419 Submitted 19 Apr 2021 100 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 5 docs
  Small domestic

• 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
• 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