21 Holmstall Avenue, Edgware, HA8 5JQ

1. 28 Aug 2020

   Received by Brent

2. 7 Oct 2020

   Validated

   Checked as complete and ready for consideration.

3. 6 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.

• 13 Holmstall Avenue, Edgware, HA8 5JQ

  24/3138 Submitted 7 Nov 2024 50 yards away

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

  Granted Lawful development Extension 6 docs
  Small domestic

• 39 Holmstall Avenue, Edgware, HA8 5JQ

  25/3373 Submitted 3 Dec 2025 50 yards away

  Proposed single storey rear extension and side extension, front porch extension and soft landscaping to the front garden of the dwellinghouse.

  Granted Householder Extension 5 docs
  Small domestic

• 45 Holmstall Avenue, Edgware, HA8 5JQ

  21/0213 Submitted 22 Jan 2021 50 yards away

  Proposed conversion of garage including single storey front extension, insertion of window to front elevation and single storey rear extension to dwellinghouse.

  Granted Householder Extension Windows or glazing 4 docs
  Small domestic

• 13 Holmstall Avenue, Edgware, HA8 5JQ

  24/2371 Submitted 26 Aug 2024 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 - 3.3m Eaves height - 3m

  Granted Prior approval Extension 4 docs
  Small domestic

• 45 Holmstall Avenue, Edgware, HA8 5JQ

  20/2976 Submitted 22 Sep 2020 50 yards away

  Change of use from single dwellinghouse (Use class: C3) to 5 bed HMO (Use Class: C4) works including: loft conversion with rear dormer window and installation of 2 x front facing rooflights, erection of single storey front extension and single storey rear extension,conversion of garage ito habitable room, installation of new windows to rear elevation.

  Refused Full applications Extension Loft or dormer +1 4 docs
  Small domestic

• 45 Holmstall Avenue, Edgware, HA8 5JQ

  26/1370 Submitted 1 Jun 2026 50 yards away

  79% historically approved · decision due ~27 Jul

  Certificate of lawfulness for proposed use of dwellinghouse as a childrens' residential home

  Decided 7 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