1 - 2 Castle Lane London SW1E 6DR

1. 18 Sep 2025

   Received by Westminster

2. 6 Nov 2025

   Decision issued: Application Permitted

3. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 6 November 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.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• Development Site At North, South, Alexandra And Mews Buildings At Castle Lane And Palace Street London

  22/05104/ADV Submitted 27 Jul 2022 50 yards away

  Installation of signboard measuring 3.88m x 2.35m for a temporary period between 21 July 2022 and 31 December 2023.

  Granted Advertising 9 docs

• Castle Buildings Castle Lane London SW1E 6DR

  22/04553/ADV Submitted 8 Jul 2022 50 yards away

  Display of low-level non-illuminated advertisement on hoardings fronting Pineapple Court, Castle Lane and Palace Street; and display of non-illuminated advertisement signage board for a temporary period from 06 July 2022 to 31 December 2023.

  Granted Advertising 8 docs

• Westminster Chapel Buckingham Gate London SW1E 6BS

  26/00503/LBC Submitted 28 Jan 2026 50 yards away

  Installation of new light fittings in chapel tower.

  Granted Heritage and listed buildings 20 docs

• Westminster Chapel Buckingham Gate London SW1E 6BS

  26/00499/LBC Submitted 28 Jan 2026 50 yards away

  Conversion of an existing store room to provide additional toilet facilities at first floor level.

  Granted Heritage and listed buildings 34 docs

• Westminster Chapel Buckingham Gate London SW1E 6BS

  26/00502/FULL Submitted 28 Jan 2026 50 yards away

  Installation of new light fittings in chapel tower.

  Granted Full applications 24 docs

• Development Site At North, South, Alexandra And Mews Buildings At Castle Lane And Palace Street London

  22/03907/ADFULL Submitted 15 Jun 2022 50 yards away

  Details of metalwork repairs to the existing gates and railings pursuant to condition 13 of planning permission dated 11 January 2022 (21/05184/FULL).

  Granted Full applications 7 docs

• 26/06158/CLOPUD Awaiting decision

  2 Hamilton Gardens London NW8 9PT

  Erection of replacement, enlarged single storey ground floor rear extension.

  Received 9 Sep, published by the council 15 Sep 2026 Lawful development
• 26/06080/CLEUD Awaiting decision

  91 Gloucester Place London W1U 6JG

  Certificate of lawfulness for an existing use or development to confirm that the development authorised by full planning permission ref. 22/08385/FULL & listed building consent (RN 22/08386/LBC) has lawfully commenced as a result of the works evidenced.

  Received 7 Sep, published by the council 14 Sep 2026 Lawful development
• 26/06044/CLOPUD Awaiting decision

  9 Abinger Mews W9 3SP

  Proposed loft conversion with rear dormer and 3 front rooflights to existing mid-terraced house.

  Received 3 Sep, published by the council 11 Sep 2026 Lawful development
• 26/06035/CLOPUD Awaiting decision

  30 Ashworth Road W9 1JY

  Erection of new garden retaining wall and erection of new garden timber fence to match the height of existing fence.

  Received 3 Sep, published by the council 11 Sep 2026 Lawful development
• 26/05871/CLEUD Awaiting decision

  32 Cambridge Street London SW1V 4QH

  Confirmation of the lawful implementation of planning permission dated 13 August 2021 (RN: 21/04143/FULL) has commenced before the expiry of the three year time period and may, therefore, lawfully be carried out and completed.

  Received 27 Aug, published by the council 4 Sep 2026 Lawful development