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Planning application

38 Chapel Street London SW1X 7DD

Refused Westminster 25/06851/FULL Full Planning Permission Application

Works: Extension Loft or dormer

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Erection of a mansard extension at fifth floor level.

As published by the council, reference 25/06851/FULL

Application record

Reference
25/06851/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Refused As published: Application Refused
Received
24 Sep 2025
Validated
29 Sep 2025
Decided
19 Nov 2025
Ward
Knightsbridge & Belgravia
Decision by
Delegated Decision
Postcode
SW1X 7DD

Timeline

Dates from the published record

  1. 24 Sep 2025

    Received by Westminster

  2. 29 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 19 Nov 2025

    Decision issued: Application Refused

  4. 21 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

PRS Architects Agent, an architecture practice

17 applications on PlanIndex · across 5 councils · 94% granted

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Documents

Plans, drawings, consultee responses and the officer's report

35 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.

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What this refusal means

Westminster refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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

    26/01389/ADFULL Submitted 4 Mar 2026 50 yards away

    88% 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

    26/01476/ADLBC Submitted 4 Mar 2026 50 yards away

    89% 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

    26/02319/LBC Submitted 8 Apr 2026 50 yards away

    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

    26/02318/FULL Submitted 8 Apr 2026 50 yards away

    88% 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

    25/07612/ADFULL Submitted 21 Oct 2025 50 yards away

    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

  • 10 Chapel Street London SW1X 7BY

    26/03107/ADFULL Submitted 12 May 2026 50 yards away

    88% historically approved · decision due ~7 Jul

    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)

    Awaiting decision Full applications Extension Windows or glazing 8 docs

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    Received 3 Nov, published by the council 6 Nov 2026 Full applications