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Planning application

20 Wimpole Street London W1G 8GF

Granted Westminster 25/06320/ADFULL Approval of Details (Full PP)

Relates to 25/06123/ADLBC

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Detailed drawings of the following parts of the development 1) pipework rationalisation to the front elevation, 2) traditional enclosure to rear plant, 3) Pointing specification pursuant to condition 7 of planning permission dated 10th June 2024 (RN: 24/03835/FULL). (Linked to 25/06123/ADLBC).

As published by the council, reference 25/06320/ADFULL

Application record

Reference
25/06320/ADFULL
Type
Approval of Details (Full PP)
Status
Decided
Decision
Granted As published: Application Permitted
Received
5 Sep 2025
Validated
5 Sep 2025
Decided
27 Oct 2025
Ward
Marylebone
Decision by
Delegated Decision
Postcode
W1G 8GF

Site history

Applications at this address on the Westminster register

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

  • 25/06123/ADLBC Granted

    20 Wimpole Street London W1G 8GF

    Detailed drawings of the following parts of the development 1) pipework rationalisation to the front elevation, 2) traditional enclosure to rear plant, 3) Pointing specification, 4) Internal door schedule, noting historic doors to be retained and reuse of partition doors pursuant to condition 4 of listed building consent dated 10th June 2024 (RN: 24/03836/LBC).(Linked to 25/06320/ADFULL).

    Decided 7 Nov 2025 Conditions

Timeline

Dates from the published record

  1. 5 Sep 2025

    Received by Westminster

  2. 27 Oct 2025

    Decision issued: Application Permitted

  3. 21 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 25/06123/ADLBC Granted

    20 Wimpole Street London W1G 8GF

    Detailed drawings of the following parts of the development 1) pipework rationalisation to the front elevation, 2) traditional enclosure to rear plant, 3) Pointing specification, 4) Internal door schedule, noting historic doors to be retained and reuse of partition doors pursuant to condition 4 of listed building consent dated 10th June 2024 (RN: 24/03836/LBC).(Linked to 25/06320/ADFULL).

    Decided 7 Nov 2025 Conditions

1 later application on the register refers to this one:

  • 25/06123/ADLBC Granted

    20 Wimpole Street London W1G 8GF

    Detailed drawings of the following parts of the development 1) pipework rationalisation to the front elevation, 2) traditional enclosure to rear plant, 3) Pointing specification, 4) Internal door schedule, noting historic doors to be retained and reuse of partition doors pursuant to condition 4 of listed building consent dated 10th June 2024 (RN: 24/03836/LBC).(Linked to 25/06320/ADFULL).

    Decided 7 Nov 2025 Conditions

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

37 applications on PlanIndex · 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

11 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 grant of permission means

Westminster granted permission on 27 October 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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

  • 20 Wimpole Street London W1G 8GF

    25/06123/ADLBC Submitted 28 Aug 2025 50 yards away

    Detailed drawings of the following parts of the development 1) pipework rationalisation to the front elevation, 2) traditional enclosure to rear plant, 3) Pointing specification, 4) Internal door schedule, noting historic doors to be retained and reuse of partition doors pursuant to condition 4 of listed building consent dated 10th June 2024 (RN: 24/03836/LBC).(Linked to 25/06320/ADFULL).

    Granted Conditions 9 docs
  • Ground Floor 23 Wimpole Street London W1G 8GP

    26/03236/LBC Submitted 15 May 2026 50 yards away

    90% historically approved · decision due ~10 Jul

    Internal alterations to lower ground floor flat.

    Awaiting decision Heritage and listed buildings 10 docs
  • 28 Harley Place London W1G 8QF

    12/05964/ADFULL Submitted 12 Jun 2012 50 yards away

    Details of how waste is going to be stored on the site and how materials for recycling will be stored separately pursuant to Condition 2 of planning permission dated 15 September 2011 (RN:11/03771).

    Granted Full applications 3 docs
  • 28 Harley Place London W1G 8QF

    12/00194/FULL Submitted 4 Jan 2012 50 yards away

    Installation of new skylight at roof level.

    Granted Full applications 6 docs
  • 28 Harley Place London W1G 8QF

    11/09166/LBC Submitted 22 Sep 2011 50 yards away

    Retention of internal alterations at all floor levels including an internal mezzanine floor at first floor level.

    Decided Heritage and listed buildings 5 docs
  • 25 - 26 Wimpole Street London W1G 8GL

    26/05750/FULL Submitted 21 Aug 2026 50 yards away

    88% historically approved · decision due ~16 Oct

    Replacement of existing rear windows and French doors with double-glazed windows and French doors.

    Decided Full applications Windows or glazing 15 docs

In Westminster

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    Received 4 Nov, published by the council 5 Nov 2026 Full applications
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  • 26/07466/FULL Awaiting decision

    65 Albion Gate Albion Street W2 2LA

    Replacement of first-floor front elevation windows and balcony door with double-glazed steel-framed units.

    Received 3 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07460/FULL Awaiting decision

    1 Hanover Square London W1S 1HA

    Installation of new public art sculptures and seating; hard and soft landscaping; installation of an area of raised terrace decking on St George Street measuring 43m x 2.6m for the placing of tables, chairs and banquette benches in connection with restaurant use; and associated external alterations and enabling works.

    Received 3 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07451/FULL Awaiting decision

    Flat 1 31 South Audley Street London W1K 2PG

    Replacement of windows, Installation of an external condenser to the rear elevation including Internal refurbishment. (linked with 26/07452/LBC)

    Received 2 Nov, published by the council 4 Nov 2026 Full applications