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Planning application

Flat 31 Bickenhall Mansions Bickenhall Street London W1U 6BR

Refused Westminster 26/00084/FULL Full Planning Permission Application

Works: Windows or glazing

Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.

Proposal

Replacement of existing windows to the front and rear elevations of the upper ground floor flat, installation of an air-conditioning plant and screened louvre to the rear balcony, and associated works.

As published by the council, reference 26/00084/FULL

Application record

Reference
26/00084/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Refused As published: Application Refused
Received
8 Jan 2026
Validated
8 Jan 2026
Decided
8 Jul 2026
Ward
Marylebone
Decision by
Delegated Decision
Postcode
W1U 6BR

Site history

Applications at this address on the Westminster register

This site has had 3 applications since 2026: 0 approved, 1 refused.

  • 26/06214/FULL Awaiting decision

    Flat 31 Bickenhall Mansions Bickenhall Street London W1U 6BR

    Replacement of two fixed high-level windows above the rear balcony door and fixed side screen with two recessed white powder-coated aluminium weather louvres serving internally located air-conditioning plant, and associated works

    Submitted 10 Sep 2026 Full applications
  • 26/05788/FULL Awaiting decision

    Flat 31 Bickenhall Mansions Bickenhall Street London W1U 6BR

    Replacement of existing windows to the front and rear elevations of the upper ground floor flat,together with replacement of the rear balcony door and fixed side screen, and associated works.

    Submitted 24 Aug 2026 Full applications

Timeline

Dates from the published record

  1. 8 Jan 2026

    Received by Westminster

  2. 8 Jul 2026

    Decision issued: Application Refused

  3. 20 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Delfin & Lisa Limited t/a James Arthur Consultancy Agent

1 application on PlanIndex

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Documents

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

45 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.

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What this refusal means

Westminster refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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

  • Flat 31 Bickenhall Mansions Bickenhall Street London W1U 6BR

    26/06214/FULL Submitted 10 Sep 2026 50 yards away

    87% historically approved · decision due ~17 Nov

    Replacement of two fixed high-level windows above the rear balcony door and fixed side screen with two recessed white powder-coated aluminium weather louvres serving internally located air-conditioning plant, and associated works

    Awaiting decision Full applications Windows or glazing

  • Flat 31 Bickenhall Mansions Bickenhall Street London W1U 6BR

    26/05788/FULL Submitted 24 Aug 2026 50 yards away

    87% historically approved · decision due ~23 Oct

    Replacement of existing windows to the front and rear elevations of the upper ground floor flat,together with replacement of the rear balcony door and fixed side screen, and associated works.

    Awaiting decision Full applications Windows or glazing

  • Flat 48 Bickenhall Mansions Bickenhall Street London W1U 6BR

    06/00649/FULL Submitted 27 Jan 2006 50 yards away

    Replacement of existing window with new glazed doors to the front elevation of Flat 48.

    Granted Full applications Windows or glazing 7 docs

  • Flat 48 Bickenhall Mansions Bickenhall Street London W1U 6BR

    06/00650/CAC Submitted 27 Jan 2006 50 yards away

    Replacement of existing window with new glazed doors to the front elevation of Flat 48.

    Decided Heritage and listed buildings Windows or glazing 2 docs

  • 119 - 121 Baker Street London W1U 6RY

    26/02665/ADV Submitted 22 Apr 2026 50 yards away

    84% historically approved · decision due ~10 Jul

    Display of four externally illuminated fascia signs, two measuring 0.375m x 0.6m, and two measuring 0.15m x 2.275m; an internally illuminated fascia sign measuring 0.735m x 0.735m; two internally illuminated projecting signs measuring 0.6m x 0.6m. [Linked to 26/02664/FULL]

    Awaiting decision Advertising 10 docs

  • Pitch 914 Bickenhall Street London W1U 6SF

    25/08545/FULL Submitted 20 Nov 2025 50 yards away

    87% historically approved · decision due ~15 Jan

    Installation of kiosk.

    Awaiting decision Full applications 18 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