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Planning application

4 Stratford Place London W1C 1AT

Awaiting decision Westminster 25/06296/FULL Full Planning Permission Application

Works: Windows or glazing

Relates to 25/06297/LBC

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

Proposal

Replacement of 26 single glazed timber sash windows, with new slim double glazed timber sash windows in a 'like-for-like' design to match the existing windows (rear elevation includes 1a Marylebone Lane). (Linked with 25/06297/LBC)

As published by the council, reference 25/06296/FULL

Application record

Reference
25/06296/FULL
Type
Full Planning Permission Application
Status
Pending
Received
4 Sep 2025
Validated
10 Sep 2025
Ward
West End
Postcode
W1C 1AT

Site history

Applications at this address on the Westminster register

This site has had 4 applications since 2025: 2 approved, 0 refused.

  • 26/00090/LBC Granted

    4 Stratford Place London W1C 1AT

    Refurbishment of 14 timber sash windows, including the replacement of single glazing panes with slim double glazing panes to the front elevation; replacement of 12 timber sash windows with a 'like-for-like' design, including the replacement of single glazing panes with slim double glazing panes to the rear elevation (includes 1a Marylebone Lane). (Linked to 26/00089/FULL).

    Decided 30 Apr 2026 Heritage and listed buildings
  • 26/00089/FULL Granted

    4 Stratford Place London W1C 1AT

    Refurbishment of 14 timber sash windows, including the replacement of single glazing panes with slim double glazing panes to the front elevation; replacement of 12 timber sash windows with a 'like-for-like' design, including the replacement of single glazing panes with slim double glazing panes to the rear elevation (includes 1a Marylebone Lane). (Linked to 26/00090/LBC)

    Decided 30 Apr 2026 Full applications
  • 25/06297/LBC Awaiting decision

    4 Stratford Place London W1C 1AT

    Replacement of 26 single glazed timber sash windows, with new slim double glazed timber sash windows in a 'like-for-like' design to match the existing windows (rear elevation includes 1a Marylebone Lane). (Linked with 25/06296/FULL)

    Submitted 4 Sep 2025 Heritage and listed buildings

Timeline

Dates from the published record

  1. 4 Sep 2025

    Received by Westminster

  2. 10 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 5 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

  • 25/06297/LBC Awaiting decision

    4 Stratford Place London W1C 1AT

    Replacement of 26 single glazed timber sash windows, with new slim double glazed timber sash windows in a 'like-for-like' design to match the existing windows (rear elevation includes 1a Marylebone Lane). (Linked with 25/06296/FULL)

    Submitted 4 Sep 2025 Heritage and listed buildings

1 later application on the register refers to this one:

  • 25/06297/LBC Awaiting decision

    4 Stratford Place London W1C 1AT

    Replacement of 26 single glazed timber sash windows, with new slim double glazed timber sash windows in a 'like-for-like' design to match the existing windows (rear elevation includes 1a Marylebone Lane). (Linked with 25/06296/FULL)

    Submitted 4 Sep 2025 Heritage and listed buildings

Documents

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

40 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

  • 4 Stratford Place London W1C 1AT

    25/06297/LBC Submitted 4 Sep 2025 50 yards away

    90% historically approved · decision due ~5 Nov

    Replacement of 26 single glazed timber sash windows, with new slim double glazed timber sash windows in a 'like-for-like' design to match the existing windows (rear elevation includes 1a Marylebone Lane). (Linked with 25/06296/FULL)

    Awaiting decision Heritage and listed buildings Windows or glazing 40 docs
  • 4 Stratford Place London W1C 1AT

    26/00090/LBC Submitted 8 Jan 2026 50 yards away

    Refurbishment of 14 timber sash windows, including the replacement of single glazing panes with slim double glazing panes to the front elevation; replacement of 12 timber sash windows with a 'like-for-like' design, including the replacement of single glazing panes with slim double glazing panes to the rear elevation (includes 1a Marylebone Lane). (Linked to 26/00089/FULL).

    Granted Heritage and listed buildings Windows or glazing 15 docs
  • 4 Stratford Place London W1C 1AT

    26/00089/FULL Submitted 8 Jan 2026 50 yards away

    Refurbishment of 14 timber sash windows, including the replacement of single glazing panes with slim double glazing panes to the front elevation; replacement of 12 timber sash windows with a 'like-for-like' design, including the replacement of single glazing panes with slim double glazing panes to the rear elevation (includes 1a Marylebone Lane). (Linked to 26/00090/LBC)

    Granted Full applications Windows or glazing 18 docs
  • 354-358 Oxford Street London W1C 1AS

    19/02173/ADFULL Submitted 22 Mar 2019 50 yards away

    Details of updated Energy Statement pursuant to condition 25 of planning permission dated 26 September 2011 (RN: 11/03852/FULL)

    Granted Full applications 8 docs
  • 3 Stratford Place London W1C 1AS

    04/07887/AD7 Submitted 7 Oct 2004 50 yards away

    Display for a temporary period of six months of a non-illuminated 'to let' board attached to the railings in front of the building at street level and measuring 0.6 x 0.45m.

    Granted Advertising 2 docs
  • 3 Stratford Place London W1C 1AS

    04/05881/ADFULL Submitted 27 Jul 2004 50 yards away

    Details of waste storage provision pursuant to Condition 2 of planning permission dated 06 July 2004 (RN: 04/03666/FULL) for use of building as an embassy.

    Granted Full applications 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