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Planning application

20 Brook Street West End London W1K 5DE

Awaiting decision Westminster 25/05618/FULL Full Planning Permission Application

Works: Loft or dormer Roofing Windows or glazing

Relates to 25/05616/LBC

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

Proposal

Replacement shopfront, replacement roof light on the third floor roof facing North, minor internal alterations, installation of secondary glazing on the second and third and floor, replacement air conditioning for the ground and basement floor, alterations of the basement tea point and WC area and replacement fire doors at main escape core. (Linked to 25/05616/LBC)

As published by the council, reference 25/05618/FULL

Application record

Reference
25/05618/FULL
Type
Full Planning Permission Application
Status
Pending
Received
11 Aug 2025
Validated
16 Sep 2025
Ward
West End
Postcode
W1K 5DE

Site history

Applications at this address on the Westminster register

This site has had 3 applications since 2025.

  • 25/05619/ADV Awaiting decision

    20 Brook Street West End London W1K 5DE

    Display of non illuminated fascia sign measuring 4.77m X 0.46m and internally illuminated projecting sign measuring 0.15m X 0.65m

    Submitted 11 Aug 2025 Advertising
  • 25/05616/LBC Awaiting decision

    20 Brook Street West End London W1K 5DE

    Replacement shopfront, replacement roof light on the third floor roof facing North. Minor internal alterations, installation of secondary glazing on the second and third and floor, replacement air conditioning for the ground and basement floor, alterations of the basement tea point and WC area and replacment fire doors at main escape core. (Linked to 25/05618/FULL)

    Submitted 11 Aug 2025 Heritage and listed buildings

Timeline

Dates from the published record

  1. 11 Aug 2025

    Received by Westminster

  2. 16 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 11 November 2025, 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.

Cases linked to this one on the register

  • 25/05616/LBC Awaiting decision

    20 Brook Street West End London W1K 5DE

    Replacement shopfront, replacement roof light on the third floor roof facing North. Minor internal alterations, installation of secondary glazing on the second and third and floor, replacement air conditioning for the ground and basement floor, alterations of the basement tea point and WC area and replacment fire doors at main escape core. (Linked to 25/05618/FULL)

    Submitted 11 Aug 2025 Heritage and listed buildings

1 later application on the register refers to this one:

  • 25/05616/LBC Awaiting decision

    20 Brook Street West End London W1K 5DE

    Replacement shopfront, replacement roof light on the third floor roof facing North. Minor internal alterations, installation of secondary glazing on the second and third and floor, replacement air conditioning for the ground and basement floor, alterations of the basement tea point and WC area and replacment fire doors at main escape core. (Linked to 25/05618/FULL)

    Submitted 11 Aug 2025 Heritage and listed buildings

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.

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

  • 20 Brook Street West End London W1K 5DE

    25/05619/ADV Submitted 11 Aug 2025 50 yards away

    84% historically approved · decision due ~12 Nov

    Display of non illuminated fascia sign measuring 4.77m X 0.46m and internally illuminated projecting sign measuring 0.15m X 0.65m

    Awaiting decision Advertising 21 docs

  • 20 Brook Street West End London W1K 5DE

    25/05616/LBC Submitted 11 Aug 2025 50 yards away

    90% historically approved · decision due ~11 Nov

    Replacement shopfront, replacement roof light on the third floor roof facing North. Minor internal alterations, installation of secondary glazing on the second and third and floor, replacement air conditioning for the ground and basement floor, alterations of the basement tea point and WC area and replacment fire doors at main escape core. (Linked to 25/05618/FULL)

    Awaiting decision Heritage and listed buildings Loft or dormer Roofing +1 31 docs

  • 22 Brook Street Mayfair London W1K 5DF

    03/04542/LBC Submitted 10 Jun 2003 50 yards away

    Display of an internally-illuminated projecting sign.

    Decided Heritage and listed buildings 3 docs

  • 22 Brook Street Mayfair London W1K 5DF

    03/04541/ADV Submitted 10 Jun 2003 50 yards away

    Display of an internally-illuminated projecting sign.

    Refused Advertising 3 docs

  • Lampost Outside 22 Hanover Square London W1K 5DF

    07/00164/TELCOM Submitted 2 Jan 2007 50 yards away

    Erection of telecommunication equipment to lamp post.

    Decided Telecoms 3 docs

  • Basement And Ground Floor 110 New Bond Street London W1S 1EB

    25/08037/ADV Submitted 5 Nov 2025 50 yards away

    84% historically approved · decision due ~5 Jan

    Display of Christmas decorations on shopfront for temporary period from 03 November 2025 and until 03 February 2025.

    Awaiting decision Advertising Windows or glazing 5 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