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Planning application

29A James Street Marylebone London W1U 1DZ

Awaiting decision Westminster 26/04038/FULL Full applications

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

Proposal

Installation of an air handling unit within the basement lightwell on the Picton Place elevation, installation of a cold room condenser unit and two condenser units within the rear plant area, replacement of the rear kitchen extract ductwork, installation of an acoustic enclosure and associated alterations. (Revised description of development)

As published by the council, reference 26/04038/FULL

Application record

Reference
26/04038/FULL
Category
Full applications
Status
Pending
Received
18 Jun 2026
Validated
6 Aug 2026
Postcode
W1U 1DZ

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2026.

  • 26/04621/ADV Awaiting decision

    29A James Street Marylebone London W1U 1DZ

    Display of two externally illuminated fascia signs each measuring 0.48m x 2.4m (Linked app: 26/00843/FULL)

    Submitted 10 Jul 2026 Advertising

Timeline

Dates from the published record

  1. 18 Jun 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. 6 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  4. Decision

    Awaiting decision

    Decision expected by 1 October 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 64 days over the applications it decided in the last year.

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 89 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 500 metres

  • 29A James Street Marylebone London W1U 1DZ

    26/04621/ADV Submitted 10 Jul 2026 0m away

    84% historically approved · decision due ~4 Sep

    Display of two externally illuminated fascia signs each measuring 0.48m x 2.4m (Linked app: 26/00843/FULL)

    Awaiting decision Advertising

  • 29A James Street Marylebone High Street London W1U 1DZ

    26/00843/FULL Submitted 11 Feb 2026 0m away

    87% historically approved · decision due ~28 Apr

    Replacement shopfront with metal crittal openable shopfront (to both elevations) including oak cladding, corrugated metal sheet for fascia, perforated metal sheet to railing and gate, replacement of existing heaters with new.

    Awaiting decision Full applications Windows or glazing 16 docs

  • 40 James Street Marylebone High Street London W1U 1EU

    25/08870/FULL Submitted 5 Dec 2025 17m away

    87% historically approved · decision due ~21 May

    Redecoration of facade and opening doors, marble cladding of stall riser to pilasters, removal of carpet and replacement of resin finish to match paving slabs.

    Awaiting decision Full applications 12 docs

  • 40 James Street Marylebone High Street London W1U 1EU

    25/08869/ADV Submitted 5 Dec 2025 19m away

    Oval shaped brass plate with engraved lettering displaying the name of the restaurant Ermou Externally illuminated by wall sconces.

    Granted Advertising 7 docs

  • Basement And Ground Floor 28 James Street Marylebone High Street London W1U 1EW

    26/01611/FULL Submitted 11 Mar 2026 29m away

    87% historically approved · decision due ~6 May

    Removal of an existing timber frame bi-fold window and installation of a timber frame sash window to the shop front.

    Awaiting decision Full applications Windows or glazing 10 docs

  • Christmas Decorations St Christopher's Place London W1U 1NZ

    03/05159/ADV Submitted 1 Jul 2003 36m away

    Display of Christmas decorations from 15 November 2003 to 6 January 2004.

    Granted Advertising 5 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront.

    15 Sep 2026 Full applications
  • 26/06297/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

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

    15 Sep 2026 Full applications
  • 26/06234/FULL Awaiting decision

    40 Grosvenor Place London SW1X 7HJ

    Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

    11 Sep 2026 Full applications
  • 26/06249/FULL Awaiting decision

    53 Wimpole Street London W1G 8YH

    Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

    11 Sep 2026 Full applications
  • 26/03576/FULL Decided

    15A Devonshire Terrace London W2 3DW

    Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)

    1 Jun 2026 Full applications