Apartment 9 81 Lancaster Gate London W2 3NH

1. 18 Sep 2025

   Received by Westminster

2. 15 Oct 2025

   Decision issued: Application Permitted

3. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 15 October 2025, 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.

• Apartment 7 81 Lancaster Gate London W2 3NH

  26/01474/LBC Submitted 9 Mar 2026 50 yards away

  90% historically approved · decision due ~4 May

  Installation of two sash windows to central lightwell and internal alterations to flat. [Linked with 26/01473/FULL]

  Awaiting decision Heritage and listed buildings Windows or glazing 11 docs

• Apartment 7 81 Lancaster Gate London W2 3NH

  26/01473/FULL Submitted 9 Mar 2026 50 yards away

  87% historically approved · decision due ~4 May

  Installation of two sash windows to central lightwell. [Linked with 26/01474/LBC]

  Awaiting decision Full applications Windows or glazing 13 docs

• 72 - 74 Lancaster Gate London W2 3NH

  25/07126/ADFULL Submitted 3 Oct 2025 50 yards away

  Details of new external doors pursuant to condition 3(a) of planning permission dated 21st May 2024 (RN: 23/03896/FULL). (Linked app: 25/07122/ADLBC)

  Granted Full applications 11 docs

• 72 - 74 Lancaster Gate London W2 3NH

  25/07128/ADLBC Submitted 3 Oct 2025 50 yards away

  Detailed drawings of the relationship of new floor build-ups to principal rooms and circulation spaces to the ground, first and second floors with the top and bottom steps of the principal staircases pursuant to part condition 4c of listed building consent dated 17th September 2024 (RN 24/02800/LBC)

  Granted Conditions 11 docs

• 72 - 74 Lancaster Gate London W2 3NH

  25/07124/ADFULL Submitted 3 Oct 2025 50 yards away

  Details of new and altered windows and rooflights (detailed elevations and sections at 1:10) pursuant to partial discharge of Condition 6 (B) of planning permission dated 14th December 2023 (RN: 23/00770/FULL). (Linked app: 25/07121/ADLBC).

  Granted Full applications Loft or dormer Windows or glazing 12 docs

• 72 - 74 Lancaster Gate London W2 3NH

  25/07125/ADFULL Submitted 3 Oct 2025 50 yards away

  87% historically approved · decision due ~28 Nov

  Detailed drawings of new and altered rainwater goods and other external service pipework (detailed elevations and sections at 1:10, plus product and finishes specifications pursuant to condition 6 (f) of planning permssion dated 14th December 2023 (RN: 23/00770/FULL).

  Awaiting decision Full applications 1 doc

• 26/04878/LBC Decided

  34 Grosvenor Street London W1K 4QU

  Internal works to facilitate the subdivision of 34 Grosvenor Street and 3 Three Kings Yard

  Received 21 Jul, published by the council 1 Aug 2026 Heritage and listed buildings
• 26/06299/LBC Awaiting decision

  Apartment 33 24 Park Crescent London W1B 1AA

  Alterations to internal partitions, door openings, doors and floor finishes.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06305/LBC Awaiting decision

  33A Dean Street London W1D 4PP

  Installation of new concrete slab with drainage channels at basement level and new fire surround in B.01.

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/06318/LBC Awaiting decision

  124 Hamilton Terrace London NW8 9UT

  Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06317/FULL)

  Received 15 Sep, published by the council 22 Sep 2026 Heritage and listed buildings
• 26/04141/LBC Decided

  80E Randolph Avenue London W9 1BG

  Replacement of sashes in two front windows at 2nd floor level and one rear window with slimline double glazed timber sashes. (Linked with 26/04142/FULL)

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