Flat B Basement 26 Belgrave Road London SW1V 1RG

1. 16 Oct 2025

   Received by Westminster

2. 25 Jun 2026

   Decision issued: Application Permitted

3. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 25 June 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.

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.

• 74 Eccleston Square Mews London SW1V 1QN

  25/07784/FULL Submitted 28 Oct 2025 50 yards away

  External alterations including the replacement and insertion of windows, and associated works.

  Granted Full applications Windows or glazing 28 docs

• Flat 1 71 Eccleston Square London SW1V 1PJ

  25/08128/LBC Submitted 7 Nov 2025 50 yards away

  Internal partitions to form a new bedroom within the lower ground floor flat.

  Granted Heritage and listed buildings 9 docs

• 74B Eccleston Square London SW1V 1PJ

  23/04420/LBC Submitted 29 Jun 2023 50 yards away

  Internal alterations at first floor level.

  Granted Heritage and listed buildings 13 docs

• Flat 2 71 Eccleston Square London SW1V 1PJ

  26/00142/LBC Submitted 12 Jan 2026 50 yards away

  Creation of an open plan kitchen by creating an opening in a non supporting wall, raising a plaster ceiling, and laying of a wooden floor with acoustic isolation.

  Granted Heritage and listed buildings 13 docs

• 66E Eccleston Square London SW1V 1PJ

  26/04372/LBC Submitted 2 Jul 2026 50 yards away

  90% historically approved · decision due ~27 Aug

  Internal alterations to flat at second-floor level, including removal of modern internal partitions, installation of new joinery, replacement flooring and finishes, ceiling works and associated refurbishment.

  Decided Heritage and listed buildings

• 71 Eccleston Square London SW1V 1PJ

  26/06229/LBC Submitted 11 Sep 2026 50 yards away

  90% historically approved · decision due ~19 Nov

  Internal refurbishment; alterations to internal walls and doors, replacement staircase, kitchen and bathrooms (Flat 5).

  Decided Heritage and listed buildings

• 26/07468/CLOPUD Awaiting decision

  14 - 16 Great Portland Street London W1W 8QW

  Confirmation the demolition of the existing outrigger structure at fifth floor level (the Proposed Works) constitutes the lawful commencement of development pursuant to the Permission.

  Received 3 Nov, published by the council 5 Nov 2026 Lawful development
• 26/07423/CLOPUD Awaiting decision

  103 Elgin Avenue London W9 2NP

  Painting of the decorative stonework, window frames and doors on the front elevation and front boundary wall

  Received 2 Nov, published by the council 4 Nov 2026 Lawful development
• 26/07454/CLOPUD Awaiting decision

  10 Stratton Street London W1J 8LG

  Changes to existing windows and doors

  Received 2 Nov, published by the council 5 Nov 2026 Lawful development
• 26/07381/CLEUD Awaiting decision

  Ground Floor Rear Flat 4 Mozart Street London W10 4LA

  Use of the ground floor rear flat as short-term visitor accommodation.

  Received 28 Oct, published by the council 5 Nov 2026 Lawful development
• 26/07339/CLOPUD Awaiting decision

  123 Victoria Street London SW1E 6DE

  Use of part of ground floor reception area within Class E including, but not limited to, a retail café (Class E(a)).

  Received 27 Oct, published by the council 30 Oct 2026 Lawful development