Planning application
9 Devonshire Close London W1G 7BA
Works: Windows or glazing
Permission granted. Work must normally begin within three years of the decision or the permission lapses.
Proposal
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)
As published by the council, reference 25/05417/ADFULL
Application record
- Reference
- 25/05417/ADFULL
- Type
- Approval of Details (Full PP)
- Status
- Decided
- Decision
- Granted As published: Application Permitted
- Received
- 1 Aug 2025
- Validated
- 1 Aug 2025
- Decided
- 18 Aug 2025
- Ward
- Marylebone
- Decision by
- Delegated Decision
- Postcode
- W1G 7BA
Timeline
Dates from the published record
-
1 Aug 2025
Received by Westminster
-
18 Aug 2025
Decision issued: Application Permitted
-
21 Jul 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
works architecture Agent, an architecture practice registered in London
Active · incorporated 2006 · London
7 applications on PlanIndex · across 3 councils
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
8 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 18 August 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
-
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 -
4 Devonshire Close London W1G 7BA
87% historically approved · decision due ~7 May
Details of signed appendix A pursuant to condition 6 of planning permission dated 19th November 2025 (RN: 25/04318/FULL).
Awaiting decision Full applications 4 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
Other full applications
In Westminster
-
26/06295/FULL Awaiting decision
15 Warwick Way London SW1V 1QT
Installation of a new shopfront.
-
26/06297/FULL Awaiting decision
15 Warwick Way London SW1V 1QT
Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.
-
26/06287/FULL Awaiting decision
Barness Court 6 - 8 Westbourne Terrace London W2 3UW
Installation of a new riser as per GW10 design comprising a single riser with 7 entries and 9 Taylor valves to be installed. (Linked with 26/06288/LBC)
-
26/06278/FULL Awaiting decision
40 Wellington Road London NW8 9TJ
Installation of a new external access ramp/slope to provide accessibility to the Barclays bank ATM.
-
26/06269/FULL Awaiting decision
Maisonette Basement And Ground Floor 101 Hereford Road London W2 5BB
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)