9A Rosslyn Hill London NW3 5UL

1. 8 Apr 2024

   Received by Camden

2. 9 Apr 2024

   Validated

   Checked as complete and ready for consideration.

3. 2 May 2024

   Decision issued: Granted

4. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 2 May 2024, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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.

• 9 A Rosslyn Hill London Camden NW3 5UL

  2024/2919/P 50 yards away

  Replacement of flat roof and garage doors.

  Granted Full applications

• 9B Rosslyn Hill London NW3 5UL

  2019/6093/P 50 yards away

  Erection of single storey rear extension, replacement of 2 rear windows, and installation of solar panels to rear roofslopes.

  Granted Full applications Extension Windows or glazing
  Small domestic

• 9B Rosslyn Hill London NW3 5UL

  2019/6096/P 50 yards away

  92% historically approved

  Erection of single storey outbuilding in rear garden.

  Decided Full applications
  Small domestic

• 9 B Rosslyn Hill London NW3 5UL

  2020/0949/P 50 yards away

  Installation of an air source heat pump within an enclosure in the front garden; replacement of the existing timber front door with a timber front door; replacement of the existing painted steel front elevation windows with painted aluminium and timber composite windows.

  Granted Full applications Windows or glazing

• 9C Rosslyn Hill London NW3 5UL

  2011/6031/P 50 yards away

  Erection of a single storey garden building including the installation of a roof light, alterations to existing single storey rear extension including the replacement of a pitched roof with a flat roof including the installation of a roof light and alterations to the existing fenestration, and installation of 1x roof light to rear roof slope of dwelling house (Class C3).

  Granted Full applications Extension Loft or dormer +1
  Small domestic

• 9 C Rosslyn Hill LONDON NW3 5UL

  2012/1385/P 50 yards away

  The erection of a two storey front extension to the existing house (Class C3).

  Refused Full applications Extension

• 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