Flat 4 17 Rosemont Road London NW3 6NG

1. 13 Oct 2022

   Received by Camden

2. 10 Nov 2022

   Decision issued: Granted

3. 22 Jul 2026

   Added to PlanIndex

Camden granted permission on 10 November 2022, 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.

• 29 Lithos Road London NW3 6DX

  2014/2448/P 50 yards away

  Use of building as a single household (Class C3).

  Withdrawn Full applications

• Flat 3, 41 Lithos Road London NW3 6DX

  2015/3969/P 50 yards away

  Installation of 4 rooflights to front and rear.

  Granted Full applications Loft or dormer

• Rosemont Embankment Rosemont Road London NW3

  2026/1379/T Submitted 6 May 2026 50 yards away

  (TPO REF: C159 1996) REAR GARDEN: 8 x Poplars (TG1) - Reduce height by approx. 4.5m from branch tips and lateral spread by approx. 3.5m from branch tips. 2 x Poplars (TG2) - Reduce height by approx. 4.5m from branch tips and lateral spread by approx. 3.5m from branch tips.

  Granted Trees 8 docs

• 19 Lithos Road London NW3 6DX

  2012/0768/P 50 yards away

  Erection of a rear roof extension with two roof lights on the front elevation to an existing house of multiple occupation (Class C4).

  Refused Full applications Extension Loft or dormer

• 19 Lithos Road London NW3 6DX

  2013/1797/P 50 yards away

  Installation of 2 x roof lights to the front and rear elevation, to include alterations to rear elevation at ground floor level of HMO (Class C4).

  Granted Full applications Loft or dormer

• Rosemont Mansions Lithos Road London NW3 6DY

  2015/2928/P 50 yards away

  Replace timber framed windows with double glazed aluminium framed windows throughout building.

  Granted Full applications Windows or glazing

• 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