1 Carlton House Terrace London SW1Y 5AF

This site has had 4 applications since 2025: 1 approved, 0 refused.

• 26/06813/ADLBC Withdrawn

  1 Carlton House Terrace London SW1Y 5AF

  Details of fixings for the lift mechanism pursuant to discharge of condition 4 of listed building consent dated 28th April 2021 (21/01154/LBC)

  Submitted 6 Oct 2026
• 26/06575/ADLBC Withdrawn

  1 Carlton House Terrace London SW1Y 5AF

  Details of the fixings into historic fabric at 1:10 or 1:5 for the proposed trellis and mirrors at the internal lightwell pursuant to discharge of condition 8 of listed building consent dated 12th March 2025 (RN: 25/00124/LBC).

  Submitted 24 Sep 2026
• 25/05079/NMA Granted

  1 Carlton House Terrace London SW1Y 5AF

  Variation of condition 1 of planning permission dated 28 April 2021 (RN: 21/01191/FULL) which itself varied condition 1 of planning permission dated 28 August 2020 (RN: 20/04449/FULL) which itself varied condition 1 of planning permission dated 09 April 2020 (RN: 20/00755/FULL) for use of the building as a single residential dwelling (Class C3) with associated internal and external alterations including erection of a sun room with terrace at roof level, partial infill of rear lightwell at basement level and car port enclosure. NAMELY, to remove the list of approved drawings from the operative part of the decision notice of RN: 21/01191/FULL and to insert them within Condition 1.

  Decided 4 Sep 2025 Amendments

1. 6 Oct 2026

   Received by Westminster

2. 8 Oct 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 1 December 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's median decision took 86 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Westminster's portal will say. Our guide explains the common types.

• 1 Carlton House Terrace London SW1Y 5AF

  26/06813/ADLBC Submitted 6 Oct 2026 50 yards away

  89% historically approved · decision due ~1 Dec

  Details of fixings for the lift mechanism pursuant to discharge of condition 4 of listed building consent dated 28th April 2021 (21/01154/LBC)

  Withdrawn

• 1 Carlton House Terrace London SW1Y 5AF

  26/06575/ADLBC Submitted 24 Sep 2026 50 yards away

  89% historically approved · decision due ~1 Dec

  Details of the fixings into historic fabric at 1:10 or 1:5 for the proposed trellis and mirrors at the internal lightwell pursuant to discharge of condition 8 of listed building consent dated 12th March 2025 (RN: 25/00124/LBC).

  Withdrawn

• 1 Carlton House Terrace London SW1Y 5AF

  25/05079/NMA Submitted 22 Jul 2025 50 yards away

  Variation of condition 1 of planning permission dated 28 April 2021 (RN: 21/01191/FULL) which itself varied condition 1 of planning permission dated 28 August 2020 (RN: 20/04449/FULL) which itself varied condition 1 of planning permission dated 09 April 2020 (RN: 20/00755/FULL) for use of the building as a single residential dwelling (Class C3) with associated internal and external alterations including erection of a sun room with terrace at roof level, partial infill of rear lightwell at basement level and car port enclosure. NAMELY, to remove the list of approved drawings from the operative part of the decision notice of RN: 21/01191/FULL and to insert them within Condition 1.

  Granted Amendments Extension 8 docs
  Domestic

• 3 Carlton Gardens London SW1Y 5AA

  26/04435/TPO Submitted 3 Jul 2026 50 yards away

  100% historically approved · decision due ~28 Aug

  T5 Lime - Courtyard area: Crown Reduction - To reduce the height and radial spread of the canopy by up to 3 metres, shape accordingly and remove major deadwood and trunk growth to crown break. H3 Portuguese Laurel - Hedge reduction - To reduce the height by up to 1.5 metre and to trim and shape all sides to create a more tight and compact hedge including the removal of one dead Laurel as annotated in photo. Additional bark chippings will be added to maintain moisture level to the whole hedge. To supply and plant a new Portuguesue Laurel of at least 2 metres in height. Reason for work ? General Maintenance.

  Awaiting decision Trees

• 5 Carlton House Terrace London SW1Y 5AQ

  26/02381/LBC Submitted 10 Apr 2026 50 yards away

  90% historically approved · decision due ~5 Jun

  Refurbish the existing commercial kitchen, replacement of the existing modern kitchen equipment, over-clad the existing wall tiles and overlay the existing floor tiles, removal of a low level nib partition wall and introduce new floor gulleys connecting into existing drainage.

  Awaiting decision Heritage and listed buildings 15 docs

• 5 - 7 Carlton Gardens London SW1Y 5AD

  22/03015/FULL Submitted 5 May 2022 50 yards away

  Replacement of existing windows with doors and door replacement on fifth floor level, new vents and CCTV camera to terrace and installation of air conditioning unit at roof level.

  Granted Full applications Windows or glazing 23 docs