Flat 3 Carysfort House West Halkin Street London SW1X 8JS

This site has had 2 applications since 2026.

• 26/05492/FULL Awaiting decision

  Flat 3 Carysfort House West Halkin Street London SW1X 8JS

  Replacement of single glazed windows at the ground floor flat front elevation, with slimline double glazed windows in matching style.

  Submitted 12 Aug 2026 Full applications

1. 12 Aug 2026

   Received by Westminster

2. 18 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 7 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 86 days over the applications it decided in the last year.

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided heritage and listed building applications in a median of 119 days. More in our guide to how long planning decisions take.

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.

• Flat 3 Carysfort House West Halkin Street London SW1X 8JS

  26/05492/FULL Submitted 12 Aug 2026 50 yards away

  88% historically approved · decision due ~7 Oct

  Replacement of single glazed windows at the ground floor flat front elevation, with slimline double glazed windows in matching style.

  Awaiting decision Full applications Windows or glazing

• 15 Halkin Mews London SW1X 8JZ

  25/08082/FULL Submitted 6 Nov 2025 50 yards away

  Installation of security bars to front ground floor windows.

  Refused Full applications Windows or glazing 18 docs

• 15 Halkin Mews London SW1X 8JZ

  25/08066/LBC Submitted 5 Nov 2025 50 yards away

  Installation of two sets of window security bars to the existing ground floor front windows.

  Decided Heritage and listed buildings Windows or glazing 14 docs

• 3C Motcomb Street London SW1X 8JU

  26/03200/LBC Submitted 14 May 2026 50 yards away

  90% historically approved · decision due ~9 Jul

  Extension of the existing fire escape platform and replacement of the fire escape door. [Linked to 26/03199/FULL]

  Awaiting decision Heritage and listed buildings Extension 10 docs

• Flat 4 16 West Halkin Street London SW1X 8JL

  25/07921/FULL Submitted 31 Oct 2025 50 yards away

  Creation of terrace on flat roof and replacement of a window with a door to access the terrace.

  Withdrawn Full applications Windows or glazing 20 docs

• 5A Motcomb Street London SW1X 8JU

  23/04821/TCA Submitted 13 Jul 2023 50 yards away

  T1253 1 x Robinia pseudoacacia (Golden False Acacia) - Prune from adjacent structure to clear building and chimney by 1.5 m, removing regrowth only.

  Granted Trees 6 docs

• 26/07223/LBC Awaiting decision

  Paddington Station Praed Street London W2 1HB

  Installation of a new louvred enclosure, with access doors, across the entrance to the under-croft area.

  Received 22 Oct, published by the council 26 Oct 2026 Heritage and listed buildings
• 26/07202/LBC Awaiting decision

  Basement East And Ground Floor And First Floor 33 Weymouth Street London W1G 7BY

  Replacement of 13 doorsets with fire doors.

  Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings
• 26/07183/LBC Awaiting decision

  306 - 308 Regent Street London W1B 3AT

  Installation of a manually operated retractable fabric awning to the existing shopfront at 308 Regent Street, comprising an orange fabric canopy with discreet printed lettering to the front valance, together with associated supporting framework, mounting brackets and fixings to the existing fa?ade.

  Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
• 26/07191/LBC Awaiting decision

  6 Wilton Place London SW1X 8RH

  Layout alterations and replacement of internal doors.

  Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
• 26/07199/LBC Awaiting decision

  49 Queen's Gardens London W2 3AA

  Erection of a mansard roof extension incorporating rooflights and a rear balcony; installation of Juliet balconies at ground and first floor levels to the rear; demolition of the existing courtyard extension and erection of a single-storey infill extension; extension of the rear wing at first floor (mezzanine) and second floor levels; fenestration alterations including the installation of new windows; stucco repairs and partial rebuilding of the rear extensions; and associated internal alterations at all levels. (Linked to 26/07198/FULL)

  Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings