12 - 13 Suffolk Street London SW1Y 4HG

1. 28 Aug 2025

   Received by Westminster

2. 16 Sep 2025

   Validated

   Checked as complete and ready for consideration.

3. 14 Oct 2025

   Decision issued: Application Permitted

4. 21 Jul 2026

   Added to PlanIndex

Westminster granted permission on 14 October 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.

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.

• 1 - 4 Suffolk Street London SW1Y 4HG

  26/00189/ADLBC Submitted 14 Jan 2026 50 yards away

  Detailed drawings of new doors pursuant to condition 3 of listed building consent dated the 6 November 2025 (RN: 25/04083/LBC).

  Granted Conditions 4 docs

• 15 Suffolk Street London SW1Y 4HG

  26/01038/TCA Submitted 18 Feb 2026 50 yards away

  100% historically approved · decision due ~15 Apr

  T1 ? x1 Holm Oak tree in the grounds of 15 Suffolk Street and within a conservation area. Reduce the crown height by 2.5 metres and crown width by 1.5 metres. Reduce the crown density by removing dead, crossing and damaged branches. Raise the crown to achieve a clearance of 2.5 metres above ground level.

  Awaiting decision Trees 6 docs

• Basement And Ground Floor 21 Whitcomb Street London WC2H 7HA

  25/06750/ADV Submitted 19 Sep 2025 50 yards away

  Display of non illuminated hanging sign measuring 0.65m x 0.65m

  Granted Advertising 12 docs

• 18 Suffolk Street London SW1Y 4HG

  25/08759/LBC Submitted 2 Dec 2025 50 yards away

  Installation of new fibre telecommunications cabling and fibre termination boxes at basement level.

  Granted Heritage and listed buildings 12 docs

• 15 Whitcomb Street London WC2H 7HA

  26/00424/FULL Submitted 23 Jan 2026 50 yards away

  88% historically approved · decision due ~22 Jul

  Installation of replacement gate.

  Awaiting decision Full applications 18 docs

• Theatre Royal 8 Haymarket London SW1Y 4HT

  26/00875/FULL Submitted 12 Feb 2026 50 yards away

  88% historically approved · decision due ~30 Apr

  Replacement of existing chiller unit with air source heat pump and associated acoustic screens in rear lightwell. (linked with 26/00874/LBC)

  Awaiting decision Full applications 5 docs

• 26/07459/NMA Awaiting decision

  1 Hanover Square London W1S 1HA

  Amendments to planning pemrission dated 10 October 2025 (RN: 25/01558/FULL) for the: Partial demolition, refurbishment and extension of the existing building to provide a sub-basement, basement, ground plus eight storey building; infilling and stepped rear extension; excavation of a new sub-basement level; installation of new plant equipment at basement and roof level; terraces at fourth, fifth, sixth, seventh and eighth floor levels; soft and hard landscaping; reprovision of car parking; new cycle parking facilities; and associated external works. Use of the building for retail and/or restaurant (Class E) on part ground floor and office (Class E) on all other floors. NAMELY, to allow alterations to the design of the ground floor frontages on Hanover Square and St George Street.

  Received 3 Nov, published by the council 5 Nov 2026 Amendments
• 26/07389/NMA Decided

  Flat 1 5 Grittleton Road London W9 2DD

  Amendments to planning permission dated 04 June 2025 (RN: 25/02022/FULL), NAMELY, amendment of Condition 4 to correct the property address from 9 Aldridge Road Villas to Flat 1 5 Grittleton Road.

  29 Oct 2026 Amendments
• 26/07377/NMA Awaiting decision

  60 Ledbury Road London W11 2AJ

  Amendments to planning permission dated 2nd October 2025 (RN 25/04018/FULL) for the Partial demolition, refurbishment, and erection of a mansard roof extension to form a new third floor with dormers to front, side and rear elevations; to form 6 flats (Class C3) on upper floors; external plant equipment and ductwork; lower ground floor excavation to increase floor to ceiling height; replacement windows; cycle parking and associated external alterations; use of the part ground floor and lower ground floor as retail and restaurant (Class E). Site includes 60-68 Ledbury Road) NAMELY, An amendment to the basement and ground floor drawing reference numbers; amendment to the description of development, in reference to restaurant and or retail use; and amendments to C

  Received 28 Oct, published by the council 3 Nov 2026 Amendments
• 26/07375/NMA Awaiting decision

  77 Hereford Road London W2 5BB

  Amendments to planning permission dated 4th August 2026 (RN 26/03970/FULL) for the Replacement of roof terrace access stair with glazed hatch, new timber decking and front and rear roof railings to roof terrace, with infilling side window of closet wing. NAMELY, Hinged hatch access substituted by sliding hatch.

  Received 28 Oct, published by the council 3 Nov 2026 Amendments
• 26/07312/NMA Awaiting decision

  15 Rodmarton Street London W1U 8BL

  Amendment to planning permission dated 5 May 2026 (26/00539/FULL) for: Erection of a single storey conservatory at rear ground floor level, use of the garage as internal living accommodation and installation of a new skylight at main roof level namely, to allow a reduction in the size of the rear orangery and alterations to its roof arrangement.

  Received 26 Oct, published by the council 29 Oct 2026 Amendments