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Planning application

5 Trevor Street London SW7 1DU

Granted Westminster 25/08446/LBC Listed Building Consent Application

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Remodelling of the rear elevation at lower ground floor, reduction of floor level at lower ground floor, lowering of garden space and reconfiguration of non-original partitioning to upper floors.

As published by the council, reference 25/08446/LBC

Application record

Reference
25/08446/LBC
Type
Listed Building Consent Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
19 Nov 2025
Validated
19 Nov 2025
Decided
8 May 2026
Ward
Knightsbridge & Belgravia
Decision by
Delegated Decision
Postcode
SW7 1DU

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2025: 2 approved, 0 refused.

  • 25/08445/FULL Granted

    5 Trevor Street London SW7 1DU

    Remodelling of the rear elevation at lower ground floor, reduction of floor level at lower ground floor, lowering of garden space and reconfiguration of non-original partitioning to upper floors.

    Decided 12 May 2026 Full applications

Timeline

Dates from the published record

  1. 19 Nov 2025

    Received by Westminster

  2. 8 May 2026

    Decision issued: Application Permitted

  3. 20 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

MMKM Architecture and Interiors Ltd Agent, an architecture practice registered in Chislehurst

Active · incorporated 2017 · Chislehurst

19 applications on PlanIndex · across 7 councils · 80% 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

12 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 this grant of permission means

Westminster granted permission on 8 May 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 5 Trevor Street London SW7 1DU

    25/08445/FULL Submitted 19 Nov 2025 50 yards away

    Remodelling of the rear elevation at lower ground floor, reduction of floor level at lower ground floor, lowering of garden space and reconfiguration of non-original partitioning to upper floors.

    Granted Full applications 18 docs
  • 8 Trevor Street London SW7 1DU

    26/06713/TCA Submitted 1 Oct 2026 50 yards away

    100% historically approved · decision due ~26 Nov

    2 x Sycamore (G2, rear): crown reduce to previous, most recent reduction points, removing approx. 2m of new growth.

    Decided Trees
  • 11 Trevor Street London SW7 1DX

    25/05318/FULL Submitted 30 Jul 2025 50 yards away

    External alterations at rear including demolition of existing brick structure, enlargement of rear terrace platform at raised ground floor level, infilling of an external door at ground floor level and two windows at first floor level in closet wing.

    Granted Full applications Demolition Windows or glazing 19 docs
  • 11 Trevor Street London SW7 1DX

    25/05319/LBC Submitted 30 Jul 2025 50 yards away

    External alterations at rear including demolition of existing brick structure, enlargement of rear terrace platform at raised ground floor level, infilling of an external door at ground floor level in closet wing and two windows at first floor level in closet wing.

    Granted Heritage and listed buildings Demolition Windows or glazing 16 docs
  • 239 Knightsbridge London SW7 1DJ

    25/05222/LBC Submitted 28 Jul 2025 50 yards away

    Remedial works to the roof, including replacement of an existing polycarbonate dome rooflight (retrospective).

    Granted Heritage and listed buildings Loft or dormer 17 docs
  • 235 Knightsbridge London SW7 1DJ

    25/08043/TCA Submitted 5 Nov 2025 50 yards away

    T1 Lime (Tilia spp.): Reduce the overall height by approximately 1.5 metres and the lateral spread by 1 metre, making all cuts to suitable secondary growth points in accordance with BS 39982010 - Recommendations for Tree Work. Carry out a crown lift to 3.5 metres above ground level to provide clearance, maintaining a balanced crown from throughout. All works to promote the long-term health and structure of the tree. Reason for works: Regular tree maintenance and light starvation to property

    Withdrawn Trees 4 docs

In Westminster

  • 26/07202/LBC Awaiting decision

    Basement East And Ground Floor And First Floor 33 Weymouth Street London W1G 7BY

    Replacement of 13 doorsets with fire doors.

    Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings
  • 26/07183/LBC Awaiting decision

    306 - 308 Regent Street London W1B 3AT

    Installation of a manually operated retractable fabric awning to the existing shopfront at 308 Regent Street, comprising an orange fabric canopy with discreet printed lettering to the front valance, together with associated supporting framework, mounting brackets and fixings to the existing fa?ade.

    Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
  • 26/07191/LBC Awaiting decision

    6 Wilton Place London SW1X 8RH

    Layout alterations and replacement of internal doors.

    Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
  • 26/07199/LBC Awaiting decision

    49 Queen's Gardens London W2 3AA

    Erection of a mansard roof extension incorporating rooflights and a rear balcony; installation of Juliet balconies at ground and first floor levels to the rear; demolition of the existing courtyard extension and erection of a single-storey infill extension; extension of the rear wing at first floor (mezzanine) and second floor levels; fenestration alterations including the installation of new windows; stucco repairs and partial rebuilding of the rear extensions; and associated internal alterations at all levels. (Linked to 26/07198/FULL)

    Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings
  • 26/07192/LBC Awaiting decision

    119 Warwick Way London SW1V 4HS

    Conversion and internal alterations to the ground floor flat (Retrospective)

    Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings