14 Thirlmere Gardens, Wembley, HA9 8RE

This site has had 3 applications since 2020: 2 approved, 1 refused.

• 20/4274 Granted

  14 Thirlmere Gardens, Wembley, HA9 8RE

  Certificate of lawfulness for proposed hip to gable loft conversion with flank window, a rear dormer (Juliet balcony), THREE (3) roof-lights, single-storey rear extension, and an outbuilding in the rear garden of dwellinghouse

  Decided 19 Mar 2021 Lawful development
• 20/2346 Granted

  14 Thirlmere Gardens, Wembley, HA9 8RE

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.15m Eaves height - 3m

  Decided 9 Sep 2020 Prior approval

1. 21 Sep 2020

   Received by Brent

2. 22 Sep 2020

   Validated

   Checked as complete and ready for consideration.

3. 17 Nov 2020

   Decision issued: Certificate of Lawfulness - Refused

4. 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.

• 14 Thirlmere Gardens, Wembley, HA9 8RE

  20/2346 Submitted 3 Aug 2020 0.1 miles 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 - 3.15m Eaves height - 3m

  Granted Prior approval Extension 8 docs
  Small domestic

• 14 Thirlmere Gardens, Wembley, HA9 8RE

  20/4274 Submitted 24 Dec 2020 0.1 miles away

  Certificate of lawfulness for proposed hip to gable loft conversion with flank window, a rear dormer (Juliet balcony), THREE (3) roof-lights, single-storey rear extension, and an outbuilding in the rear garden of dwellinghouse

  Granted Lawful development Extension Loft or dormer +1 11 docs
  Small domestic

• 33 Thirlmere Gardens, Wembley, HA9 8RH

  21/2307 Submitted 21 Jun 2021 0.1 miles away

  Proposed part one storey part two storey side and rear extension, new front porch, rear dormer window, two front rooflights and a rear outhouse to dwellinghouse.

  Granted Householder Extension Loft or dormer +1 9 docs
  Small domestic

• 7 Thirlmere Gardens, Wembley, HA9 8RH

  21/1922 Submitted 25 May 2021 0.1 miles away

  Retrospective permission for demolition of single storey rear conservatory and erection of new single storey rear extension

  Granted Householder Extension Demolition 9 docs
  Small domestic

• 1 Thirlmere Gardens, Wembley, HA9 8RH

  20/0800 Submitted 9 Mar 2020 0.1 miles away

  Proposed conversion of dwelling into two-self contained residential flats with erection of a single storey rear extension, front infill extension to garage, replacement window and insertion of new door to rear elevation, subdivision of rear garden, provision of one off-street parking space, cycle and refuse storage

  Refused Full applications New dwelling Extension +1 8 docs
  Small domestic

• 31 Thirlmere Gardens, Wembley, HA9 8RH

  25/3226 Submitted 18 Nov 2025 0.1 miles away

  Proposed front porch extension, replacement of garage door with double doors, single storey side and rear extension, removal of chimney stack and alterations to the rear patio of the dwellinghouse.

  Granted Householder Extension 5 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