55 Westmoreland Terrace London SW1V 4AQ

1. 14 Aug 2025

   Received by Westminster

2. 17 Sep 2025

   Validated

   Checked as complete and ready for consideration.

3. 6 Feb 2026

   Decision issued: Application Permitted

4. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 6 February 2026, 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 full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 53 Westmoreland Terrace London SW1V 4AQ

  26/03277/FULL Submitted 18 May 2026 50 yards away

  88% historically approved · decision due ~13 Jul

  Domestic refurbishment, incorporating: a ground floor infill extension with a large sliding window at the rear of the property; an enlarged amenity terrace with rooflight, behind a raised parapet at first floor level; a new single-storey mansard roof extension accessed via a vertically extended closet wing; double-glazing to existing and proposed windows; new French doors and stairs and the removal of the existing basement door within front elevation lightwell.

  Awaiting decision Full applications Extension Loft or dormer +1 15 docs
  Small domestic

• 30 Westmoreland Terrace London SW1V 4AL

  26/02214/FULL Submitted 2 Apr 2026 50 yards away

  88% historically approved · decision due ~28 May

  Replacement of main entrance door at ground floor level including right side access door to basement; double door on the rear elevation leading to the patio; and other associated works.

  Awaiting decision Full applications 12 docs

• 30 Westmoreland Terrace London SW1V 4AL

  26/07201/FULL Submitted 20 Oct 2026 50 yards away

  88% historically approved · decision due ~15 Dec

  Replacement timber double glazed rear door.

  Awaiting decision Full applications Windows or glazing

• 30 Westmoreland Terrace London SW1V 4AL

  26/00452/FULL Submitted 26 Jan 2026 50 yards away

  Installation of a domestic boiler flue in front area lightwell.

  Granted Full applications 16 docs

• 3 Westmoreland Place London SW1V 4AB

  07/10691/FULL Submitted 7 Dec 2007 50 yards away

  Removal of extensions to rear of building, construction of replacement extensions at lower ground to first floor levels, alterations and extensions to front lightwell and pavement vaults, installation of dormer window to mansard roof and covering over of mansard roof and alterations to front and rear elevations, including railings.

  Granted Full applications Extension Loft or dormer +1 19 docs

• 7 Westmoreland Place London SW1V 4AB

  07/09827/ADFULL Submitted 12 Nov 2007 50 yards away

  A second dormer window to the rear elevation in line with the existing windows over the stairwell pursuant to Condition 2 of planning permission dated 29 August 2007 (RN: 07/05517).

  Granted Full applications Loft or dormer Windows or glazing 3 docs

• 26/06234/FULL Decided

  40 Grosvenor Place London SW1X 7HJ

  Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

  Received 11 Sep, published by the council 18 Sep 2026 Full applications
• 26/07403/FULL Awaiting decision

  Basement Floor And Ground Floor Queen Annes House 34 Queen Anne's Gate London SW1H 9AB

  Refurbishment and enhancement of the building to facilitate its continued use as offices with ancillary residential accommodation, together with associated conservation, restoration, accessibility improvements, building services upgrades, landscaping and ancillary works. Internal and external alterations associated with the repair. (Linked with 26/07404/LBC)

  Received 30 Oct, published by the council 3 Nov 2026 Full applications
• 26/07415/FULL Awaiting decision

  39 Montagu Square London W1H 2LL

  Amalgamation of Flats 3 and 4 (Use Class C3) to form one single dwelling (Use Class C3) including associated internal reconfiguration and refurbishments, alterations to access arrangements and improvements to the existing terrace and private amenity spaces, new plant and other associated works. (Linked with 26/07416/LBC)

  Received 30 Oct, published by the council 3 Nov 2026 Full applications
• 26/07397/FULL Awaiting decision

  8 Mortimer Street London W1T 3JJ

  External alterations at level six including the installation of a screen, additional access doors and revised lighting. 2 Fitzroy Place (8 Mortimer Street)

  Received 29 Oct, published by the council 3 Nov 2026 Full applications
• 26/07401/FULL Awaiting decision

  82 Jermyn Street London SW1Y 6JD

  Use of the ground floor unit as a drinking establishment (Sui Generis).

  Received 29 Oct, published by the council 3 Nov 2026 Full applications