20 Platt's Lane London NW3 7NS

This site has had 5 applications since 2016: 4 approved, 0 refused.

• 2019/2216/P Granted

  20 Platt's Lane London NW3 7NS

  Partial demolition of the existing lean to extension and erection of a single storey extension to the rear flank elevation at ground floor level.

  Decided 26 Nov 2019 Householder
• 2019/1013/P Granted

  20 Platt's Lane London NW3 7NS

  Details of condition 4 (Qualified Engineer) in associated with planning permission 2014/6825/P dated 15/02/2016 for the excavation of single storey basement extension including side and rear lightwells.

  Decided 1 Nov 2019 Full applications
• 2016/3537/P Granted

  20 Platt's Lane LONDON NW3 7NS

  Erection of a rear dormer and installation of a rooflight on side elevation of main roof.

  Decided 3 Aug 2016 Full applications
• 2014/6825/P Granted

  20 Platt's Lane London NW3 7NS

  Excavation of single storey basement extension including side and rear lightwells.

  Decided 15 Feb 2016 Full applications

1. 11 Feb 2019

   Received by Camden

2. 28 Feb 2019

   Validated

   Checked as complete and ready for consideration.

3. 10 Apr 2019

   Decision issued: Withdrawn Decision

4. 22 Jul 2026

   Added to PlanIndex

5. 17 Sep 2026

   Status changed to WITHDRAWN

   Previously Withdrawn.

The applicant withdrew this application before Camden decided it, and is free to submit a revised scheme at any time. 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.

• 20 Platt's Lane London NW3 7NS

  2019/2216/P Submitted 25 Apr 2019 50 yards away

  Partial demolition of the existing lean to extension and erection of a single storey extension to the rear flank elevation at ground floor level.

  Granted Householder Extension Demolition 8 docs
  Small domestic

• 20 Platt's Lane London NW3 7NS

  2019/1013/P Submitted 20 Feb 2019 50 yards away

  Details of condition 4 (Qualified Engineer) in associated with planning permission 2014/6825/P dated 15/02/2016 for the excavation of single storey basement extension including side and rear lightwells.

  Granted Full applications Extension 2 docs
  Small domestic

• 20 Platt's Lane LONDON NW3 7NS

  2016/3537/P 50 yards away

  Erection of a rear dormer and installation of a rooflight on side elevation of main roof.

  Granted Full applications Loft or dormer

• 20 Platt's Lane NW3 7NS

  2015/1942/P 50 yards away

  Erection of rear dormer extension with chimney stack, and side roof gable extension with 2 windows.

  Refused Full applications Extension Loft or dormer +1

• 20 Platt's Lane London NW3 7NS

  2014/6825/P 50 yards away

  Excavation of single storey basement extension including side and rear lightwells.

  Granted Full applications Extension
  Small domestic

• Flat 1, 18 Platt's Lane London NW3 7NS

  2024/5582/P 50 yards away

  Erection of a single storey ground floor front extension.

  Refused Full applications Extension
  Small domestic

• 2026/4314/P Awaiting decision

  Basement Flat & Flat Raised Ground Floor 46 Primrose Hill Road London NW3 3AA

  Amalgamation of two self-contained flats to form a self-contained maisonette on lower ground and raised ground floor.

  Received 6 Oct, published by the council 9 Oct 2026 Lawful development
• 2026/4304/P Awaiting decision

  68 Clarence Way London NW1 8DG

  Erection of single storey outbuilding in rear garden.

  Received 2 Oct, published by the council 9 Oct 2026 Lawful development
• 2026/3821/P Granted

  Plots B, C and D at Highgate Studios Highgate Road London NW5 1TL

  Certificate of Lawful Development to confirm the lawful use of the site is for office use (Class E(g)(i)) and that the use of the site as a gym (Class E(d)) or any other use falling within Class E would be lawful.

  Received 4 Sep, published by the council 11 Sep 2026 Lawful development
• 2026/3389/P Granted

  99 Heath Street London NW3 6SS

  Confirmation of the implementation of planning permission 2007/3874/P granted, subject to a legal agreement dated 06/12/2007 for 'Change of use from offices (A2) to single family dwellinghouse (C3), the erection of extension at rear ground floor level within courtyard and formation of a terrace over, extension at ground floor level to western end of courtyard, creation of off-street open car parking space and minor elevational changes to The Mount elevation.', by way of erection of the extension at ground floor level to the western end of the courtyard, creation of an off-street car parking space, and minor elevational changes to the Mount elevation.

  Received 7 Aug, published by the council 15 Aug 2026 Lawful development
• 2026/2493/P Granted

  8 Fitzroy Road London Camden NW1 8TX

  Use of the entire building for a single-family home (C3 residential).

  Received 16 Jun, published by the council 24 Jul 2026 Lawful development