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Planning application

27 Bryanston Square London W1H 2DT

Awaiting decision Westminster 26/02091/FULL Full Planning Permission Application

Works: Windows or glazing

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

Proposal

Installation of secondary glazing to single glazed existing windows and the replacement of one door to an existing roof terrace. (Linked with 26/02092/LBC)

As published by the council, reference 26/02091/FULL

Application record

Reference
26/02091/FULL
Type
Full Planning Permission Application
Status
Pending
Received
30 Mar 2026
Validated
8 Apr 2026
Ward
Marylebone
Postcode
W1H 2DT

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2026.

  • 26/02092/LBC Awaiting decision

    27 Bryanston Square London W1H 2DT

    Installation of secondary glazing to single glazed existing windows and the replacement of one door to an existing roof terrace. (Linked with 26/02091/FULL)

    Submitted 30 Mar 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 30 Mar 2026

    Received by Westminster

  2. 8 Apr 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 3 June 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

MDB Associates Agent, registered in York

Active · incorporated 2002 · York

22 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

27 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 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

  • 31 Bryanston Square London W1H 2DT

    25/08432/ADLBC Submitted 18 Nov 2025 50 yards away

    90% historically approved · decision due ~13 Jan

    Detailed drawings of all new doors by type and architraves, inclduing detailed sections where relevant pursuant to condition 4 of listed building dated 4th April 2025 (RN:24/00731/LBC)

    Awaiting decision Conditions 8 docs

  • 31 Bryanston Square London W1H 2DT

    25/08942/ADLBC Submitted 9 Dec 2025 50 yards away

    Details of new chimney piece pursuant to conditon 5 of listed building consent dated 04 April 2025 (RN: 24/00731/LBC)

    Granted Conditions 12 docs

  • 27 Bryanston Square London W1H 2DT

    26/02092/LBC Submitted 30 Mar 2026 50 yards away

    90% historically approved · decision due ~3 Jun

    Installation of secondary glazing to single glazed existing windows and the replacement of one door to an existing roof terrace. (Linked with 26/02091/FULL)

    Awaiting decision Heritage and listed buildings Windows or glazing 2 docs

  • 28 Bryanston Square London W1H 2DT

    26/02637/LBC Submitted 21 Apr 2026 50 yards away

    90% historically approved · decision due ~16 Jun

    Installation of secondary glazing to the internal reveals of existing historic single glazed timber windows.

    Awaiting decision Heritage and listed buildings Windows or glazing 14 docs

  • 31 Bryanston Square London W1H 2DT

    25/06797/ADLBC Submitted 22 Sep 2025 50 yards away

    Details of Service Runs pursuant to condition 6 of listed building dated 04 April 2025 (RN: 24/00731/LBC).

    Granted Conditions 8 docs

  • Maisonette 1 Basement And Ground Floor 28 Bryanston Square London W1H 7LS

    25/05390/ADLBC Submitted 1 Aug 2025 50 yards away

    Details of drawings at 1:10, 1:5, sample photographs of the new fire surrounds at lower ground floor pursuant to Condition 3 of listed building dated 22nd July 2025 (RN: 25/01726/LBC)

    Granted Conditions 11 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront with Medication Dispensing Outlet.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06297/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06294/FULL Awaiting decision

    15 Eaton Mews South London SW1W 9HP

    Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 26/06317/FULL Awaiting decision

    124 Hamilton Terrace London NW8 9UT

    Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 26/06273/FULL Awaiting decision

    9A Grosvenor Square London W1K 5AE

    Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)

    Received 14 Sep, published by the council 22 Sep 2026 Full applications