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15 - 17 Palace Street London SW1E 5HS

26/01301/FULLFull Planning Permission ApplicationApproved
Full

Approved on 16 April 2026

Site boundary (council red line)

Proposal

Replacement of existing windows and entrance door with new double-glazed timber flush casement windows and door and associated alterations.

Received
2 March 2026
Ward
St James's
  1. Received2 Mar
  2. Validated2 Mar
  3. Consult.
  4. Target27 Apr
  5. Decided16 Apr

Decided in 45 days (council typically 49)

About this application

This is a full planning application for window replacement at 15 - 17 Palace Street London SW1E 5HS. Westminster has handled 4,484 applications of this type. This one was decided in 45 days, 4 days quicker than Westminster's typical decision time. The site is in the Birdcage Walk conservation area, with 3 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 474 applications across St James's. We hold 526 applications in total for the SW1E 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.Planning something similar? See what gets approved on your street

Application details

Postcode
SW1E 5HS
Application type
Full Planning Permission Application
Scale / size
Small

Planning application dates

Date validated
2 March 2026
Target decision date
27 April 2026

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14641331
Comments
0
Documents
13

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)
  • Conservation area: Birdcage Walk
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
  • Brownfield land register: 19 - 21 Catherine Place London SW1E 6DXRegister site at or near this address
Also checked, none recorded (21)

flood storage 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 and heritage coasts.

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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