25 Princes Gate London SW7 1PT

This site has had 5 applications since 2026.

• 26/05431/ADFULL Awaiting decision

  25 Princes Gate London SW7 1PT

  Details of contaminated land assessment and tree protection method statement pursuant to Conditions 8 (Phases 1 & 2) and 12 (Part 1) of planning permission dated 23 July 2026 (RN: 26/01459/FULL)

  Submitted 10 Aug 2026
• 26/05132/LBC Awaiting decision

  25 Princes Gate London SW7 1PT

  Replacement of selected external doors, windows, modern concrete structures and non-original roof finishes, with associated waterproofing, drainage and minor internal layout amendments to the 3rd and 4th floor front suites.

  Submitted 30 Jul 2026 Heritage and listed buildings
• 26/01459/FULL Awaiting decision

  25 Princes Gate London SW7 1PT

  Excavation of a basement beneath the footprint of lower ground floor,internal and external refurbishment and restoration, and associated works. (Linked with 26/01460/LBC)

  Submitted 6 Mar 2026 Full applications
• 26/01460/LBC Awaiting decision

  25 Princes Gate London SW7 1PT

  Excavation of a basement beneath the footprint of lower ground floor, Internal and external refurbishment and restoration, and associated works.(Linked with 26/01459/FULL)

  Submitted 6 Mar 2026 Heritage and listed buildings

1. 30 Jul 2026

   Received by Westminster

2. 9 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 24 September 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 86 days over the applications it decided in the last year.

• 26/01459/FULL Awaiting decision

  25 Princes Gate London SW7 1PT

  Excavation of a basement beneath the footprint of lower ground floor,internal and external refurbishment and restoration, and associated works. (Linked with 26/01460/LBC)

  Submitted 6 Mar 2026 Full applications

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided amendment applications in a median of 81 days. More in our guide to how long planning decisions take.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• 25 Princes Gate London SW7 1PT

  26/05132/LBC Submitted 30 Jul 2026 50 yards away

  90% historically approved · decision due ~24 Sep

  Replacement of selected external doors, windows, modern concrete structures and non-original roof finishes, with associated waterproofing, drainage and minor internal layout amendments to the 3rd and 4th floor front suites.

  Awaiting decision Heritage and listed buildings Windows or glazing

• 25 Princes Gate London SW7 1PT

  26/05431/ADFULL Submitted 10 Aug 2026 50 yards away

  89% historically approved · decision due ~5 Oct

  Details of contaminated land assessment and tree protection method statement pursuant to Conditions 8 (Phases 1 & 2) and 12 (Part 1) of planning permission dated 23 July 2026 (RN: 26/01459/FULL)

  Awaiting decision Trees

• 21 Princes Gate London SW7 1PT

  26/05500/LBC Submitted 12 Aug 2026 50 yards away

  90% historically approved · decision due ~14 Oct

  Replacement of floor coverings and floor/ceiling structure at third floor rear balcony, structural strengthening works in rear building wall and works to second floor ceiling under balcony.

  Decided Heritage and listed buildings

• 25 Princes Gate London SW7 1PT

  26/01459/FULL Submitted 6 Mar 2026 50 yards away

  88% historically approved · decision due ~1 May

  Excavation of a basement beneath the footprint of lower ground floor,internal and external refurbishment and restoration, and associated works. (Linked with 26/01460/LBC)

  Awaiting decision Full applications 81 docs

• 25 Princes Gate London SW7 1PT

  26/01460/LBC Submitted 6 Mar 2026 50 yards away

  90% historically approved · decision due ~1 May

  Excavation of a basement beneath the footprint of lower ground floor, Internal and external refurbishment and restoration, and associated works.(Linked with 26/01459/FULL)

  Awaiting decision Heritage and listed buildings 2 docs

• 21 Princes Gate London SW7 1PT

  26/04505/CLLB Submitted 7 Jul 2026 50 yards away

  89% historically approved · decision due ~1 Sep

  Repair and reinstatement of the existing balcony floor finish to the third floor (rear elevation) following significant water ingress and deterioration. Associated internal ceiling repairs at second-floor level.

  Awaiting decision 5 docs

• 26/07181/NMA Awaiting decision

  Newlands House 37 - 40 Berners Street London W1T 3NA

  Amendments to planning permission dated 9th October 2025 (RN:25/04048/FULL) forInfilling of the ground floor undercroft along Mortimer Street (Class E), replacement of ground floor frontage to the whole building and refurbishment of the upper floor facades. Namely, alterations to the approved green roof area at the site.

  Received 21 Oct, published by the council 22 Oct 2026 Amendments
• 26/07132/NMA Awaiting decision

  157 - 159 Victoria Street London SW1E 5NA

  Amendments to planning permission dated 27 August 2026 (RN: 26/04666/FULL) for the: Installation of combined defibrillator and bleed kit cabinets to external wall of Nationwide Building Society branch. NAMELY, to allow alteration to design of combined defibrillator and bleed kit cabinet.

  Received 19 Oct, published by the council 20 Oct 2026 Amendments
• 26/07086/NMA Awaiting decision

  Windsor House 50 Victoria Street London SW1H 0TL

  Amendments to planning permission dated 18th September 2026 (RN 26/01445/FULL) for the Refurbishment of Windsor House and Christchurch House (excluding residential part), including re-cladding and amendment of facades, replacement of windows, new end-of-trip facilities, installation of roof-level plant and screening, and associated works, to provide office, retail, restaurant and indoor recreation accommodation (Class E) with amenity spaces, including a new roof level pavilion to Christchurch House and link bridge between Windsor House and Christchurch House. NAMELY, amendments to the wording of Conditions 1, 11, 12, 13,14, 15 and 26.

  Received 16 Oct, published by the council 20 Oct 2026 Amendments
• 26/07071/NMA Awaiting decision

  London School Of Economics & Political Science Houghton Street London WC2A 2AE

  Amendments to planning permission dated 21st Februrary 2018 (RN:17/05855/FULL) for Variation of Condition 1 of planning permission dated 19 October 2016 (RN:16/05155/FULL) for demolition of existing buildings known as Clare Market, The Anchorage, the East Building, St Clements (partial) and Tower One (partial) and redevelopment to provide replacement interconnected academic facilities for Class D1 and ancillary uses, comprising a two storey basement, a part six storey / part 13 storey building and a seven storey core extension to the St Clements building and associated cycle parking and other works; all arranged around a new public square namely, removal of two cycle stands.

  Received 15 Oct, published by the council 16 Oct 2026 Amendments
• 26/06211/NMA Decided

  15 Portland Place London W1B 1PT

  Amendments to planning permission dated 21 July 2022 (RN:22/03521/FULL) which varied Condition 5 of planning permission dated 11 April 2018 (17/10815/FULL) for: Use of the building for a temporary period of 20 years as a medical use (Use Class D1) personal to OM Tower LLP namely to amend the wording of Condition 3 to omit the words " No one else may benefit from this permission" to allow the use by third party practitioners.

  Received 10 Sep, published by the council 16 Sep 2026 Amendments