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Planning application

38 Lower Belgrave Street London SW1W 0LN

Awaiting decision Westminster 25/08953/FULL Full Planning Permission Application

Works: Extension Demolition Windows or glazing

Relates to 25/08954/LBC

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Demolition of existing three storey rear closet wing and erection of a five storey closet wing and two storey infill extension at lower ground and ground floor level with balcony at ground and terrace at first floor level; installation of French doors and changes to fenestration to rear; internal alterations, including changes to plan form. [Linked to 25/08954/LBC]

As published by the council, reference 25/08953/FULL

Application record

Reference
25/08953/FULL
Type
Full Planning Permission Application
Status
Pending
Received
9 Dec 2025
Validated
9 Dec 2025
Ward
Knightsbridge & Belgravia
Postcode
SW1W 0LN

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2025.

  • 25/08954/LBC Awaiting decision

    38 Lower Belgrave Street London SW1W 0LN

    Demolition of existing three storey rear closet wing and erection of a five storey closet wing and two storey infill extension at lower ground and ground floor level with balcony at ground and terrace at first floor level; installation of French doors and changes to fenestration to rear; internal alterations, including changes to plan form. [Linked to 25/08953/FULL]

    Submitted 9 Dec 2025 Heritage and listed buildings

Timeline

Dates from the published record

  1. 9 Dec 2025

    Received by Westminster

  2. 20 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 3 February 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 91 days over the applications it decided in the last year.

Cases linked to this one on the register

  • 25/08954/LBC Awaiting decision

    38 Lower Belgrave Street London SW1W 0LN

    Demolition of existing three storey rear closet wing and erection of a five storey closet wing and two storey infill extension at lower ground and ground floor level with balcony at ground and terrace at first floor level; installation of French doors and changes to fenestration to rear; internal alterations, including changes to plan form. [Linked to 25/08953/FULL]

    Submitted 9 Dec 2025 Heritage and listed buildings

1 later application on the register refers to this one:

  • 25/08954/LBC Awaiting decision

    38 Lower Belgrave Street London SW1W 0LN

    Demolition of existing three storey rear closet wing and erection of a five storey closet wing and two storey infill extension at lower ground and ground floor level with balcony at ground and terrace at first floor level; installation of French doors and changes to fenestration to rear; internal alterations, including changes to plan form. [Linked to 25/08953/FULL]

    Submitted 9 Dec 2025 Heritage and listed buildings

Who's behind it

Company information only, from the register and Companies House

Gundry & Ducker Architecture Ltd. Agent, an architecture practice registered in London

Active · incorporated 2007 · London

18 applications on PlanIndex · across 6 councils · 91% 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 record

Documents

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

54 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 documents

What 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 119 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

  • 38 Lower Belgrave Street London SW1W 0LN

    25/08954/LBC Submitted 9 Dec 2025 50 yards away

    90% historically approved · decision due ~3 Feb

    Demolition of existing three storey rear closet wing and erection of a five storey closet wing and two storey infill extension at lower ground and ground floor level with balcony at ground and terrace at first floor level; installation of French doors and changes to fenestration to rear; internal alterations, including changes to plan form. [Linked to 25/08953/FULL]

    Awaiting decision Heritage and listed buildings Extension Demolition +1 50 docs
  • 28 Lower Belgrave Street London SW1W 0LN

    26/02306/FULL Submitted 8 Apr 2026 50 yards away

    88% historically approved · decision due ~3 Jun

    Replacement of windows and doors including replacement of the front external steps with limestone paving; addition of external lighting to front and rear elevations and internal refurbishment and reconfiguration. (Linked with 26/02307/LBC)

    Awaiting decision Full applications Windows or glazing 4 docs
  • 28 Lower Belgrave Street London SW1W 0LN

    26/02307/LBC Submitted 8 Apr 2026 50 yards away

    90% historically approved · decision due ~3 Jun

    Replacement of windows and doors including replacement of the front external steps with limestone paving; addition of external lighting to front and rear elevations and internal refurbishment and reconfiguration. (Linked with 26/02306/FULL)

    Awaiting decision Heritage and listed buildings Windows or glazing 1 doc
  • 7 Eaton Square London SW1W 9DA

    25/07786/LBC Submitted 28 Oct 2025 50 yards away

    Installation of a comfort cooling scheme with internal, concealed units and an external air conditioning unit within an acoustic enclosure on the flat roof of the property.

    Granted Heritage and listed buildings 22 docs
  • 7 Eaton Square London SW1W 9DA

    25/07785/FULL Submitted 28 Oct 2025 50 yards away

    Installation of air conditioning unit within an acoustic enclosure on the rear flat roof at first floor level.

    Granted Full applications 27 docs
  • Eaton Row London

    26/04474/TCA Submitted 6 Jul 2026 50 yards away

    T100151 - Cerasus avium: trim back from building to provide clearance of 1m. Crown lift to 2.5m.

    Granted Trees 8 docs

In Westminster

  • 26/06234/FULL Decided

    40 Grosvenor Place London SW1X 7HJ

    Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

    Received 11 Sep, published by the council 18 Sep 2026 Full applications
  • 26/06015/FULL Decided

    129 Saltram Crescent London W9 3JT

    Erection of a two-storey rear extension.

    Received 3 Sep, published by the council 11 Sep 2026 Full applications
  • 26/07382/FULL Awaiting decision

    90 Gloucester Place London W1U 6HS

    Use of the building as an embassy (sui generis)

    Received 28 Oct, published by the council 2 Nov 2026 Full applications
  • 26/07363/FULL Awaiting decision

    36 Kilravock Street London W10 4HX

    Demolition of existing rear/side extension and construction of a new extension together with new glazing and doors, and changing the existing rooflights to the rear roof slope with new rooflights.

    Received 28 Oct, published by the council 2 Nov 2026 Full applications
  • 26/07371/FULL Awaiting decision

    8A Randolph Road London W9 1AN

    Amalgamation of two residential units with internal refurbishment and reconfiguration. (Linked with 26/07372/LBC)

    Received 28 Oct, published by the council 2 Nov 2026 Full applications