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9 Passmore Street London SW1W 8HR

26/03350/FULLFull Planning Permission ApplicationApproved
Full

Approved

Site boundary (council red line)

Proposal

Variation of condition 1 of planning permission dated 24 June 2024 (RN: 24/01197/FULL) which itself varied conditions 1 and 12 of planning permission dated 07 February 2024 (RN: 22/07966/FULL) for the: Partial demolition and rebuilding behind retained front facade with alterations to front fenestration, provision of a new basement, mansard roof, extensions at rear ground and first floor level and installation of air source heat pump in rear basement lightwell. Namely, to allow vary the materials associated with the flat roof of the mansard level, ground floor lightwell guarding and fenestration to the rear and introduction of a rear lower ground floor stair to the lightwell.

Received
21 May 2026
Ward
Knightsbridge & Belgravia
Agent
Studio80six Ltd
  1. Received21 May
  2. Validated21 May
  3. Consult.
  4. Target16 Jul
  5. Decided

About this application

This is a full planning application for demolition at 9 Passmore Street London SW1W 8HR. Westminster has handled 4,484 applications of this type. It has been with the council since 21 May 2026 and is still awaiting a decision. The site is in 1 listed building nearby. There have been 4 other applications at this address. In the past year there have been 383 applications across Knightsbridge & Belgravia. We hold 1,476 applications in total for the SW1W postcode area.

86% of full applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
SW1W 8HR
Application type
Full Planning Permission Application
Scale / size
Small

Planning application dates

Date validated
21 May 2026

Applicant and agent

Agent
Studio80six Ltd
Architect profile
STUDIO80SIX LTD
Agent address
32a Thurloe Place South Kensington London SW7 2RU United Kingdom

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14912618
Comments
0
Documents
4

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.

A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.

Data © Crown copyright and others · sources and licences

Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.

© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.

© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.

Contains Ordnance Survey data © Crown copyright and database right 2026.

Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.

Source: Westminster

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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