Planning application
20 Wimpole Street London W1G 8GF
Relates to 25/06320/ADFULL
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, 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).
As published by the council, reference 25/06123/ADLBC
Application record
- Reference
- 25/06123/ADLBC
- Type
- Approval of Details (ADLBC)
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 28 Aug 2025
- Validated
- 19 Sep 2025
- Decided
- 7 Nov 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.
-
25/06320/ADFULL 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 pursuant to condition 7 of planning permission dated 10th June 2024 (RN: 24/03835/FULL). (Linked to 25/06123/ADLBC).
Timeline
Dates from the published record
-
28 Aug 2025
Received by Westminster
-
19 Sep 2025
Validated
Checked as complete and ready for consideration.
-
7 Nov 2025
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Related applications
Cases linked to this one on the register
-
25/06320/ADFULL 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 pursuant to condition 7 of planning permission dated 10th June 2024 (RN: 24/03835/FULL). (Linked to 25/06123/ADLBC).
1 later application on the register refers to this one:
-
25/06320/ADFULL 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 pursuant to condition 7 of planning permission dated 10th June 2024 (RN: 24/03835/FULL). (Linked to 25/06123/ADLBC).
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 recordDocuments
Plans, drawings, consultee responses and the officer's report
9 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 documentsWhat this grant of permission means
Westminster granted permission on 7 November 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 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 0.3 miles
-
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 pursuant to condition 7 of planning permission dated 10th June 2024 (RN: 24/03835/FULL). (Linked to 25/06123/ADLBC).
Granted Full applications 11 docs -
Ground Floor 23 Wimpole Street London W1G 8GP
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
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
Installation of new skylight at roof level.
Granted Full applications 6 docs -
28 Harley Place London W1G 8QF
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
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
Other condition discharge and variation applications
In Westminster
-
26/02704/ADLBC Decided
New Zealand House 80 Haymarket London SW1Y 4TE
Details of new visible security fixtures in the Royal Opera Arcade pursuant to condition 7(f) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC). Linked to 26/02618/ADFULL
-
26/04860/ADLBC Granted
New Zealand House 80 Haymarket London SW1Y 4TE
Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)
-
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).
-
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)
-
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)