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Planning application

27 - 35 Mortimer Street London W1T 3BL

Awaiting decision Westminster 26/01158/FULL Full Planning Permission Application

Works: Windows or glazing

Relates to 26/01159/ADV

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

Proposal

Alterations to shopfront including changes to front entrance doors; signage and other associated works. Linked with 26/01159/ADV

As published by the council, reference 26/01158/FULL

Application record

Reference
26/01158/FULL
Type
Full Planning Permission Application
Status
Pending
Received
24 Feb 2026
Validated
30 Mar 2026
Ward
West End
Postcode
W1T 3BL

Site history

Applications at this address on the Westminster register

This site has had 3 applications since 2025: 2 approved, 0 refused.

  • 26/01159/ADV Granted

    27 - 35 Mortimer Street London W1T 3BL

    Display of a halo illuminated (letters only) hanging sing measurng 0.45m x 0.7m. (Linked with 26/01158/FULL)

    Decided 1 May 2026 Advertising
  • 25/05956/FULL Granted

    27 - 35 Mortimer Street London W1T 3BL

    Erection of plant equipment at rear fifth floor roof level including air cooled air conditioning equipment; two condenser units and a dry air cooler within an acoustic enclosure.

    Decided 16 Oct 2025 Full applications

Timeline

Dates from the published record

  1. 24 Feb 2026

    Received by Westminster

  2. 30 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 25 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.

Cases linked to this one on the register

  • 26/01159/ADV Granted

    27 - 35 Mortimer Street London W1T 3BL

    Display of a halo illuminated (letters only) hanging sing measurng 0.45m x 0.7m. (Linked with 26/01158/FULL)

    Decided 1 May 2026 Advertising

1 later application on the register refers to this one:

  • 26/01159/ADV Granted

    27 - 35 Mortimer Street London W1T 3BL

    Display of a halo illuminated (letters only) hanging sing measurng 0.45m x 0.7m. (Linked with 26/01158/FULL)

    Decided 1 May 2026 Advertising

Who's behind it

Company information only, from the register and Companies House

Planning Potential Ltd. Agent, a planning consultancy registered in London

Active · incorporated 2005 · London

934 applications on PlanIndex · across 150 councils · 91% 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

20 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 119 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.

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