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Planning application

8 Montagu Square London W1H 2LB

Awaiting decision Westminster 26/01123/LBC Listed Building Consent Application

Works: Loft or dormer Roofing

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

Proposal

Refurbishment works to the main roof including new roof slates, tapered lead valley gutters and new lead roof covering to existing dormer and refurbishment of lead box gutter on the rear elevation.

As published by the council, reference 26/01123/LBC

Application record

Reference
26/01123/LBC
Type
Listed Building Consent Application
Status
Pending
Received
23 Feb 2026
Validated
25 Mar 2026
Ward
Marylebone
Postcode
W1H 2LB

Timeline

Dates from the published record

  1. 23 Feb 2026

    Received by Westminster

  2. 25 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 20 May 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.

Who's behind it

Company information only, from the register and Companies House

MDB Associates Agent, registered in York

Active · incorporated 2002 · York

23 applications on PlanIndex · across 5 councils · 100% 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

22 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 heritage and listed building applications in a median of 119 days. More in our guide to how long planning decisions take.

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

  • Flat 2 5 Montagu Square London W1H 2LA

    26/04419/LBC Submitted 3 Jul 2026 50 yards away

    90% historically approved · decision due ~28 Aug

    Installation of secondary glazing to existing historic single glazed timber windows. Replacement of existing window with new timber double glazed unit.

    Decided Heritage and listed buildings Windows or glazing

  • Flat 2 5 Montagu Square London W1H 2LA

    26/04418/FULL Submitted 3 Jul 2026 50 yards away

    88% historically approved · decision due ~28 Aug

    Installation of secondary glazing to existing historic single glazed timber windows. Replacement of existing window with new timber double glazed unit.

    Decided Full applications Windows or glazing

  • Flat 4 39 Gloucester Place London W1U 8JB

    26/03815/FULL Submitted 10 Jun 2026 50 yards away

    Replacement of existing roof access hatch with access rooflight and associated remedial works.

    Decided Full applications Loft or dormer

  • 27 Gloucester Place London W1U 8HU

    22/03799/LBC Submitted 10 Jun 2022 50 yards away

    Internal alterations including opening through party wall at ground floor level. (Site includes 29 Gloucester Place)

    Granted Heritage and listed buildings 13 docs

  • 1 Gloucester Place Mews London W1U 8BA

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    Granted Full applications 12 docs

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    26/07445/LBC Submitted 2 Nov 2026 50 yards away

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    Awaiting decision Heritage and listed buildings Windows or glazing

In Westminster

  • 26/06288/LBC Decided

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    Received 14 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
  • 26/07529/LBC Awaiting decision

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    Received 5 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
  • 26/07509/LBC Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07508/FULL)

    Received 4 Nov, published by the council 5 Nov 2026 Heritage and listed buildings
  • 26/07473/LBC Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07472/FULL)

    Received 3 Nov, published by the council 6 Nov 2026 Heritage and listed buildings
  • 26/07471/LBC Awaiting decision

    12 Queen Anne's Gate London SW1H 9AA

    Excavation of single-storey basement, internal reconfiguration and installation of modern services. (Linked with 26/07470/FULL)

    Received 3 Nov, published by the council 5 Nov 2026 Heritage and listed buildings