15 Chartley Avenue, London, NW2 7QY

1. 19 Oct 2026

   Received by Brent

2. 26 Oct 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 14 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Brent took a median of 56 days over the applications it decided in the last year.

This application is with Brent for determination, against a statutory target of eight weeks. Over the last year Brent's median decision took 56 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Brent's portal will say. Our guide explains the common types.

• 47 Chartley Avenue, London, NW2 7QY

  21/1673 Submitted 7 May 2021 50 yards away

  Certificate of lawfulness for proposed hip to gable end roof extension, rear dormer window and two front rooflights to dwellinghouse.

  Granted Lawful development Extension Loft or dormer +1 4 docs
  Domestic

• 45 Chartley Avenue, London, NW2 7QY

  15/5559 Submitted 22 Dec 2015 50 yards away

  Enlargement of existing front porch

  Refused Householder Extension 3 docs
  Small domestic

• 9 Chartley Avenue, London, NW2 7QY

  20/3368 Submitted 19 Oct 2020 50 yards away

  Certificate of lawfulness for existing use of detached outbuilding located at the rear of 9 Chartley Avenue as self-contained flat.

  Granted Lawful development 5 docs

• 330B Neasden Lane, London, NW10 0EP

  21/0755 Submitted 2 Mar 2021 50 yards away

  Proposed loft conversion with rear dormer and installation of 2 x front facing rooflights to first floor flat

  Granted Full applications Loft or dormer 11 docs

• 324A Neasden Lane, London, NW10 0EP

  20/3559 Submitted 3 Nov 2020 50 yards away

  First floor rear extension with ground floor supporting columns for first floor flat

  Refused Full applications Extension 11 docs

• 348B Neasden Lane, London, NW10 0EP

  19/3959 Submitted 8 Nov 2019 50 yards away

  Installation of rear dormer window

  Granted Full applications Loft or dormer Windows or glazing 5 docs