St James's Palace Marlborough Road London SW1A 1BG

1. 14 Oct 2025

   Received by Westminster

2. 12 Feb 2026

   Decision issued: Application Permitted

3. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 12 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.

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.

• York House St James's Palace Cleveland Row London SW1A 1BQ

  25/08042/LBC Submitted 30 Oct 2025 50 yards away

  Relocation of historic door.

  Granted Heritage and listed buildings 6 docs

• York House St James's Palace Cleveland Row London SW1A 1BQ

  25/08041/ADLBC Submitted 30 Oct 2025 50 yards away

  Details of repair work, assessment of masonry cracks, written specification of structural repairs, method statement for fabric to be reinstated and the rebuilding of any areas of external walls, material samples, including stone, brick and pointing and lead, sample panels of masonry (stone and brick) cleaning trials, sample panels of masonry repair trials; and sample panels of a window film trial and details of revised method statement for the proposed cleaning/repairs/redecoration of the historic railings and the columns at the portico pursuant to Condition 5 (A), (B), (C), (D), Condition 6, and Condition 7 (A), (B) of listed building dated 10th July 2025 (RN:25/02310/LBC) (Linked to 25/08040/ADFULL)

  Granted Conditions Windows or glazing 6 docs

• York House St James's Palace Cleveland Row London SW1A 1BQ

  25/08040/ADFULL Submitted 30 Oct 2025 50 yards away

  Details of the material samples, including stone, brick and pointing and lead, sample panels of masonry (stone and brick) cleaning trials, sample panels of masonry repair trials; and sample panels of a window film trial pursuant to condition 6 (A), (B), (C), (D) of planning permission dated 10th July 2025 (RN:25/02309/FULL)

  Granted Full applications Windows or glazing 5 docs

• York House St James's Palace Cleveland Row London SW1A 1BQ

  25/04187/LBC Submitted 19 Jun 2025 50 yards away

  Installation of air conditioning unit roof level; replacement of basement lightwell windows with fixed fly mesh panels; use of a residential flat at third floor level as new office space; and internal refurbishment works, including the renewal of existing services installation and associated internal building repairs and adaptations.

  Granted Heritage and listed buildings Windows or glazing 4 docs

• York House St James's Palace Cleveland Row London SW1A 1BQ

  25/06622/ADLBC Submitted 10 Sep 2025 50 yards away

  Details of structural engineer's report and detailed drawings of proposed beam in the staircase compartment to support portal frame/security door purusant to Condition 8 of listed building consent dated 10 July 2025 (RN 25/02310/LBC)

  Granted Conditions 4 docs

• York House St James's Palace Cleveland Row London SW1A 1BQ

  25/04186/FULL Submitted 19 Jun 2025 50 yards away

  Installation of air conditioning unit at roof level; replacement of basement lightwell windows with fixed fly mesh panels; use of a residential flat at third floor level as new office space; and internal refurbishment works, including the renewal of existing services installation and associated internal building repairs and adaptations.

  Granted Full applications Windows or glazing 2 docs

• 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