Palace Of Westminster St Margaret Street London SW1P 3JX

This site has had 3 applications since 2021: 2 approved, 0 refused.

• 26/03264/CLLB Awaiting decision

  Palace Of Westminster St Margaret Street London SW1P 3JX

  Certificate of Lawfulness for proposed internal and external wall surveys and staircase surveys to inform the Restoration and Renewal Programme for the Palace of Westminster.

  Submitted 14 May 2026
• 21/05872/ADLBC Granted

  Palace Of Westminster St Margaret Street London SW1P 3JX

  Details of written scheme of investigation for a programme of archaeological work pursuant to condition 2 of listed building consent dated 13th August 2020 (RN 20/03208/LBC)

  Decided 31 Aug 2022 Conditions

1. 26 May 2022

   Received by Westminster

2. 27 Jul 2022

   Decision issued: Application Permitted

3. 29 Jul 2026

   Added to PlanIndex

Westminster granted permission on 27 July 2022, 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

  25/07570/LBC Submitted 20 Oct 2025 50 yards away

  Installation of glazing and railing to Colonnade Apertures.

  Granted Heritage and listed buildings Windows or glazing 4 docs

• House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

  25/07503/LBC Submitted 16 Oct 2025 50 yards away

  Installation of overhead door automation assets.

  Granted Heritage and listed buildings 4 docs

• House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

  26/02721/LBC Submitted 23 Apr 2026 50 yards away

  90% historically approved · decision due ~18 Jun

  Erection of a low-level bund wall to the Lords roof at State Officers Court. (Linked with 26/02720/FULL)

  Awaiting decision Heritage and listed buildings 1 doc

• House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

  26/02720/FULL Submitted 23 Apr 2026 50 yards away

  87% historically approved · decision due ~18 Jun

  Erection of a low-level bund wall to the Lords roof at State Officers Court. (Linked with 26/02721/LBC)

  Awaiting decision Full applications 2 docs

• House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

  25/08548/LBC Submitted 21 Nov 2025 50 yards away

  Relocation of entrance and internal amendments to Woolsack Bar.

  Granted Heritage and listed buildings 6 docs

• House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

  26/03713/TCA Submitted 5 Jun 2026 50 yards away

  Targeted root pruning to up to 10 no. pollarded lime trees on the green at New Palace Yard, and 1 no. Indian bean tree to the north of the main vehicular entrance from Parliament Square for installation of infrastructure. All roots pruned to be 25mm or less in diameter.

  Granted Trees 1 doc

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront with Medication Dispensing Outlet.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06294/FULL Awaiting decision

  15 Eaton Mews South London SW1W 9HP

  Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06317/FULL 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 26/06318/LBC)

  Received 15 Sep, published by the council 22 Sep 2026 Full applications
• 26/06273/FULL Awaiting decision

  9A Grosvenor Square London W1K 5AE

  Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)

  Received 14 Sep, published by the council 22 Sep 2026 Full applications