43 Weymouth Street London W1G 8NB

This site has had 2 applications since 2025: 2 approved, 0 refused.

• 25/09265/FULL Granted

  43 Weymouth Street London W1G 8NB

  Partial demolition of rear roofslope and creation of a concealed roof terrace at rear second floor level. Installation of one rooflight, one external door and one repositioned window.

  Decided 22 Apr 2026 Full applications

1. 22 Dec 2025

   Received by Westminster

2. 12 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 22 Apr 2026

   Decision issued: Application Permitted

4. 20 Jul 2026

   Added to PlanIndex

Westminster granted permission on 22 April 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.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 43 Weymouth Street London W1G 8NB

  25/09265/FULL Submitted 22 Dec 2025 50 yards away

  Partial demolition of rear roofslope and creation of a concealed roof terrace at rear second floor level. Installation of one rooflight, one external door and one repositioned window.

  Granted Full applications Loft or dormer Demolition +1 17 docs

• 45 Wimpole Street London W1G 8SB

  26/01948/LBC Submitted 25 Mar 2026 50 yards away

  90% historically approved · decision due ~20 May

  Installation of emergency lighting above exit doors (internal side of door only)

  Awaiting decision Heritage and listed buildings 10 docs

• 47 Weymouth Street London W1G 8NE

  25/06331/NMA Submitted 5 Sep 2025 50 yards away

  Amendments to planning permission dated 24th July 2018 (RN 18/01879/FULL) for the Rear extension at basement level and extension of the roof terrace at first floor level, use as a single family dwelling (C3 use class). NAMELY, Change from metal glazed screen to timber sash window to infill extension at lower ground floor, omission of timber panelling to rear roof terrace, replacement of concrete coping to rear terrace wall with new stone ones and amendment to metal bridge design. (Linked to 25/06502/LBC)

  Granted Amendments Extension Windows or glazing 14 docs
  Domestic

• 47 Weymouth Street London W1G 8NE

  25/06324/ADLBC Submitted 5 Sep 2025 50 yards away

  Detailed drawings of metal bridge, railings and external window pursuant to condition 5 of listed building consent dated 4th April 2019(RN:18/08715/LBC).

  Granted Conditions Windows or glazing 6 docs

• 47 Weymouth Street London W1G 8NE

  25/06329/ADFULL Submitted 5 Sep 2025 50 yards away

  Detailed drawings of metal bridge, railings and external window pursuant to condition 3 of planning permssion dated 7th December 2018 (RN:18/08716/FULL).

  Granted Full applications Windows or glazing 6 docs

• 47 Weymouth Street London W1G 8NE

  25/06502/LBC Submitted 11 Sep 2025 50 yards away

  Rear extension at basement level, alterations to rear flat roof areas and installation of a metal bridge and railings and other associated works in relation to the extension of the roof terrace at first floor level, internal alterations to each floor level

  Granted Heritage and listed buildings Extension 29 docs

• 26/05473/LBC Decided

  9A Grosvenor Square London W1K 5AE

  Installation of natural Portland Stone paving to two front entrances. (Linked to 26/06273/FULL)

  Received 12 Aug, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/07421/LBC Awaiting decision

  1 Upper St Martin's Lane London WC2H 9NY

  Installation of non-illuminated vinyl lettering to the external face of the existing ground-floor shopfront windows for a temporary period. (Linked with 26/07083/ADV)

  Received 30 Oct, published by the council 3 Nov 2026 Heritage and listed buildings
• 26/07416/LBC Awaiting decision

  39 Montagu Square London W1H 2LL

  Amalgamation of Flats 3 and 4 to form one single dwelling including associated internal reconfiguration and refurbishments, alterations to access arrangements and improvements to the existing terrace and private amenity spaces. Together with the removal and alteration of modern partitions, roof replacement, rebuilding of the roof terrace, new plant and addition of a new staircase, structural works, new window openings, and other associated works. (Linked with 26/07415/FULL)

  Received 30 Oct, published by the council 3 Nov 2026 Heritage and listed buildings
• 26/07404/LBC 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 26/07403/FULL)

  Received 30 Oct, published by the council 3 Nov 2026 Heritage and listed buildings
• 26/07390/LBC Awaiting decision

  40 Wigmore Street London W1U 2RX

  Installation of a non-illuminated fascia sign measuring 0.29m x 0.79m and two vinyl signs applied to inside face of the glazed shopfront each measuring 0.22m x 0.84m. (Linked with 26/06970/ADV)

  29 Oct 2026 Heritage and listed buildings