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Planning application

54 Wimpole Street London W1G 8YJ

Awaiting decision Westminster 26/01617/ADLBC Approval of Details (ADLBC)

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

Proposal

Details pursuant to condition 5 of listed building consent dated 15th August 2025 (RN:25/02411/LBC).

As published by the council, reference 26/01617/ADLBC

Application record

Reference
26/01617/ADLBC
Type
Approval of Details (ADLBC)
Status
Pending
Received
12 Mar 2026
Validated
12 Mar 2026
Ward
Marylebone
Postcode
W1G 8YJ

Timeline

Dates from the published record

  1. 12 Mar 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 7 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 65 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Howard de Walden Estates Limited Agent, a developer registered in London

Active · incorporated 1963 · London

35 applications on PlanIndex

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Documents

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

15 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 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 condition discharge and variation applications in a median of 43 days. More in our guide to how long planning decisions take.

About condition discharge and variation applications

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 53 Wimpole Street London W1G 8YH

    26/06250/LBC Submitted 11 Sep 2026 9m away

    90% historically approved · decision due ~6 Nov

    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 26/06249/FULL)

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  • 53 Wimpole Street London W1G 8YH

    26/06249/FULL Submitted 11 Sep 2026 9m away

    87% historically approved · decision due ~6 Nov

    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)

    Awaiting decision Full applications
  • Flat 4 33 Wimpole Street London W1G 8GU

    26/05572/LBC Submitted 17 Aug 2026 34m away

    90% historically approved · decision due ~12 Oct

    Replacement of six front windows and two rear windows. (Linked with 26/05571/FULL)

    Awaiting decision Heritage and listed buildings Windows or glazing
  • Flat 4 33 Wimpole Street London W1G 8GU

    26/05571/FULL Submitted 17 Aug 2026 34m away

    87% historically approved · decision due ~12 Oct

    Replacement of six front windows and two rear windows. (Linked with 26/05572/LBC)

    Awaiting decision Full applications Windows or glazing
  • 35 Wimpole Street London W1G 8GY

    26/04199/AD7 Submitted 25 Jun 2026 35m away

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

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  • 45 New Cavendish Street London W1G 9TJ

    25/07901/FULL Submitted 31 Oct 2025 36m away

    Use of part of the lower ground floor for retail purposes (Class E). (Linked with 25/07902/LBC)

    Granted Full applications 16 docs

In Westminster

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    Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)

    20 Jul 2026 Conditions
  • 26/04843/ADLBC Granted

    New Zealand House 80 Haymarket London SW1Y 4TE

    Detailed design and specification of new blinds to NZH based on mock-up trials on-site pursuant to Condition 6(m) of listed building consent dated 12th February 2021 (19/07816/LBC).

    20 Jul 2026 Conditions
  • 26/05026/ADLBC Awaiting decision

    St James's Park The Mall London SW1A 1AA

    Details of method statement for re-carving works pursuant to condition 3(i) of listed building consent dated 16 July 2026 (RN: 26/03399/LBC)

    27 Jul 2026 Conditions
  • 26/04850/ADLBC Awaiting decision

    17 Belgrave Square London SW1X 8PG

    Detailed drawings of garage doors, roof lantern and any new lighting and flooring in the principal rooms pursuant to condition 6 (iii) (iv) (v) of listed building 18th August 2025 (RN:25/03417/LBC)

    20 Jul 2026 Conditions
  • 25/07120/ADLBC Granted

    72 - 74 Lancaster Gate London W2 3NH

    Details of new and altered doors and door architraves, including external faces of lifts (detailed elevations and sections at 1:10) pursuant to Condition 3 (A) of Listed Building Consent dated 14 December 2023 (RN: 23/00772/LBC) (Linked app: 25/07088/ADFULL)

    2 Oct 2025 Conditions