Planning application
10 Chapel Street London SW1X 7BY
Works: Extension Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Details of window at rear third floor above closet wing extension and conservation skylights / new windows within closet wing extension pursuant to conditions 6 and 7 of planning permission dated 08 July 2025 (RN: 25/01535/FULL)
As published by the council, reference 26/03107/ADFULL
Application record
- Reference
- 26/03107/ADFULL
- Type
- Approval of Details (Full PP)
- Status
- Pending
- Received
- 12 May 2026
- Validated
- 12 May 2026
- Ward
- Knightsbridge & Belgravia
- Postcode
- SW1X 7BY
Site history
Applications at this address on the Westminster register
This site has had 3 applications since 2026: 1 approved, 0 refused.
-
26/05944/ADFULL Granted
10 Chapel Street London SW1X 7BY
Details of a completed Appendix A checklist from the Code of Construction Practice pursuant to Condition 3 of planning permission dated 10 July 2025 (RN: 25/01535/FULL).
-
26/04209/ADFULL Decided
10 Chapel Street London SW1X 7BY
Detailed drawings of window at rear third floor level above the closet wing extension to match the windows in the rear closet wing extension in terms of size and detailed design and the two roof skylights must be conservation area styled rooflights, reduced in size, centrally positioned and closer to the roof ridge; detailed drawings of the new windows within the closet wing extension pursuant to Conditions 6 (parts a and b) and 7 of planning permission dated 10 July 2025 (RN:25/01535/FULL).
Timeline
Dates from the published record
-
12 May 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 7 July 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 66 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Easton Design Office Ltd Agent, a design practice registered in London
Active · incorporated 2019 · London
16 applications on PlanIndex · across 7 councils · 85% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
8 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 91 days. More in our guide to how long planning decisions take.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
17 Chapel Street London SW1X 7BY
87% historically approved · decision due ~29 Apr
Details of windows and doors pursuant to Condition 4 of planning permission dated 24 July 2025 (RN: 25/01676/FULL). [Linked to 26/01476/ADLBC]
Awaiting decision Full applications Windows or glazing 10 docs -
17 Chapel Street London SW1X 7BY
90% historically approved · decision due ~29 Apr
Details of new staircase to fourth floor pursuant to Condition 3 of listed building consent dated 24 July 2025 (RN: 25/01677/LBC). [Linked to 26/01389/ADFULL]
Awaiting decision Conditions 10 docs -
22 Chapel Street London SW1X 7BY
90% historically approved · decision due ~3 Jun
Proposed defect remedial and waterproofing works to:- railings & stone kerb upstand, entrance portico; balcony balustrade and stucco work to elevation and columns at:- lower ground; ground and first storey levels. (Linked to 26/02318/FULL)
Awaiting decision Heritage and listed buildings 16 docs -
22 Chapel Street London SW1X 7BY
87% historically approved · decision due ~3 Jun
Proposed defect remedial and waterproofing works to:- railings & stone kerb upstand, entrance portico; balcony balustrade and stucco work to elevation and columns at:- lower ground; ground and first storey levels. (Linked to 26/02319/LBC)
Awaiting decision Full applications 16 docs -
17 Chapel Street London SW1X 7BY
Detailed drawings of a) All new external windows and doors and b) The timber screen/trellis to the roof terrace on the rear extension and a tree protection method statement pursuant to Conditions 4 and 6 of planning permission dated 24 July 2025 (RN: 25/01676/FULL).
Refused Full applications Extension Windows or glazing +1 13 docs -
17 Chapel Street London SW1X 7BY
89% historically approved · decision due ~5 Aug
Details of Arboricultural method statement pursuant to condition 6 of planning permission dated 24 July 2025 (RN: 25/01676/FULL).
Decided
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