Planning application
4 Devonshire Close London W1G 7BA
Relates to 25/04318/FULL
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Details of signed appendix A pursuant to condition 6 of planning permission dated 19th November 2025 (RN: 25/04318/FULL).
As published by the council, reference 26/01569/ADFULL
Application record
- Reference
- 26/01569/ADFULL
- Type
- Approval of Details (Full PP)
- Status
- Pending
- Received
- 6 Mar 2026
- Validated
- 12 Mar 2026
- Ward
- Marylebone
- Postcode
- W1G 7BA
Site history
Applications at this address on the Westminster register
This site has had 6 applications since 2025: 3 approved, 0 refused.
-
26/05090/ADFULL Awaiting decision
4 Devonshire Close London W1G 7BA
Details of windows, PV panels and doors / facing materials / brickwork salvage / brickwork samples / redesigned garage doors pursuant to conditions 4, 5, 10, 11 and 12 of planning permission dated 19 November 2025 (RN: 25/04318/FULL)
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26/01170/ADFULL Awaiting decision
4 Devonshire Close London W1G 7BA
Details of whole life carbon assessment (stage 2) pursuant to condition 7 (partial) of planning permission dated 19 November 2025 (RN: 25/04318/FULL)
-
25/08776/ADFULL Granted
4 Devonshire Close London W1G 7BA
Details of site investigation (phase 1 - 3) pursuant to condition 9 (part) of planning permission dated 19 November 2025 (RN: 25/04318/FULL)
-
25/08775/ADFULL Granted
4 Devonshire Close London W1G 7BA
Details of Whole Life Carbon Assessment pursuant to condition 7 (part 1) of planning permission dated 19 November 2025 (RN: 25/04318/FULL)
-
25/04318/FULL Granted
4 Devonshire Close London W1G 7BA
Substantial demolition of the building including the replacement of the front elevation and roof with the addition of solar panels, alterations to the fenestration to the front and rear elevations, construction of a new basement level and other associated development. [amended description, additional information and updated plans]
Timeline
Dates from the published record
-
6 Mar 2026
Received by Westminster
-
12 Mar 2026
Validated
Checked as complete and ready for consideration.
-
21 Jul 2026
Added to PlanIndex
-
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 66 days over the applications it decided in the last year.
Related applications
Cases linked to this one on the register
-
25/04318/FULL Granted
4 Devonshire Close London W1G 7BA
Substantial demolition of the building including the replacement of the front elevation and roof with the addition of solar panels, alterations to the fenestration to the front and rear elevations, construction of a new basement level and other associated development. [amended description, additional information and updated plans]
Who's behind it
Company information only, from the register and Companies House
hgh Consulting Ltd Agent
365 applications on PlanIndex · across 37 councils · 89% 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
4 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 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 91 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 0.3 miles
-
4 Devonshire Close London W1G 7BA
Details of site investigation (phase 1 - 3) pursuant to condition 9 (part) of planning permission dated 19 November 2025 (RN: 25/04318/FULL)
Granted Full applications 5 docs -
4 Devonshire Close London W1G 7BA
Details of Whole Life Carbon Assessment pursuant to condition 7 (part 1) of planning permission dated 19 November 2025 (RN: 25/04318/FULL)
Granted Full applications 6 docs -
10 Devonshire Close London W1G 7BA
Amendments to planning permission dated 17 November 2021 (RN: 21/03064/FULL) for, 'Erection of a replacement building over enlarged lower ground floor, ground floor and first and second floor level, with a two-storey closet wing to the rear at lower ground and ground floor level, for use as a single-family dwelling (Class C3). Creation of terrace at rear second floor level. Installation of PVs at main roof level and plant within an acoustic screen at rear ground floor level'; NAMELY, to revise the description of development to: 'Demolition of existing building and erection of a replacement building over enlarged lower ground floor, ground floor and first and second floor level, with a two-storey closet wing to the rear at lower ground and ground floor level, for use as a single-family dwelling (Class C3). Creation of terrace at rear second floor level. Installation of PVs at main roof level and plant within an acoustic screen at rear ground floor level'.
Granted Amendments Demolition 6 docsDomestic -
9 Devonshire Close London W1G 7BA
Detailed drawings/sections of the new windows (sections must also be provided showing the context of the timber panelling with any existing fabric) pursuant to condition 4 of planning permission dated 29th April 2025 (RN: 25/00062/FULL)
Granted Full applications Windows or glazing 8 docs -
4 Devonshire Close London W1G 7BA
87% historically approved · decision due ~21 Apr
Details of whole life carbon assessment (stage 2) pursuant to condition 7 (partial) of planning permission dated 19 November 2025 (RN: 25/04318/FULL)
Awaiting decision Full applications 6 docs -
8 Devonshire Close London W1G 7BA
89% historically approved · decision due ~15 Sep
Details of Wisteria Protection Method Statement pursuant to Condition 5 of planning permission dated 2nd July 2026 (RN: 25/08533/FULL).
Decided
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26/06297/FULL Awaiting decision
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Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.
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26/06269/FULL Awaiting decision
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Amalgamation of existing lower ground and ground floor maisonette with the first floor flat to create a single dwelling and associated internal works including creation of a staircase. (Linked with 26/06270/LBC)