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Planning application

4 Devonshire Close London W1G 7BA

Awaiting decision Westminster 26/01170/ADFULL Approval of Details (Full PP)

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 whole life carbon assessment (stage 2) pursuant to condition 7 (partial) of planning permission dated 19 November 2025 (RN: 25/04318/FULL)

As published by the council, reference 26/01170/ADFULL

Application record

Reference
26/01170/ADFULL
Type
Approval of Details (Full PP)
Status
Pending
Received
24 Feb 2026
Validated
24 Feb 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 Decided

    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)

    Submitted 29 Jul 2026
  • 26/01569/ADFULL Awaiting decision

    4 Devonshire Close London W1G 7BA

    Details of signed appendix A pursuant to condition 6 of planning permission dated 19th November 2025 (RN: 25/04318/FULL).

    Submitted 6 Mar 2026 Full applications
  • 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)

    Decided 9 Mar 2026 Full applications
  • 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)

    Decided 5 Mar 2026 Full applications
  • 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]

    Decided 19 Nov 2025 Full applications

Timeline

Dates from the published record

  1. 24 Feb 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 21 April 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 91 days over the applications it decided in the last year.

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]

    Decided 19 Nov 2025 Full applications

Who's behind it

Company information only, from the register and Companies House

hgh Consulting Ltd Agent

423 applications on PlanIndex · across 42 councils · 90% 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

6 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 documents

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 full applications in a median of 119 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

    25/08776/ADFULL Submitted 2 Dec 2025 50 yards away

    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

    25/08775/ADFULL Submitted 2 Dec 2025 50 yards away

    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

    22/04632/NMA Submitted 12 Jul 2022 50 yards away

    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 docs
    Domestic
  • 9 Devonshire Close London W1G 7BA

    25/05417/ADFULL Submitted 1 Aug 2025 50 yards away

    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

    26/01569/ADFULL Submitted 6 Mar 2026 50 yards away

    88% 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
  • 8 Devonshire Close London W1G 7BA

    26/04891/ADFULL Submitted 21 Jul 2026 50 yards away

    Details of Wisteria Protection Method Statement pursuant to Condition 5 of planning permission dated 2nd July 2026 (RN: 25/08533/FULL).

    Decided

In Westminster

  • 26/07528/FULL Awaiting decision

    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

    Received 5 Nov, published by the council 6 Nov 2026 Full applications
  • 26/05200/FULL Decided

    1 The Court House 165 Seymour Place London W1H 4PU

    Installation of waterproofing system to the existing lead flat roofs

    Received 3 Aug, published by the council 28 Aug 2026 Full applications
  • 26/07521/FULL Awaiting decision

    Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

    Installation of one external condenser unit

    Received 4 Nov, published by the council 6 Nov 2026 Full applications
  • 26/07508/FULL Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07509/LBC)

    Received 4 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07472/FULL Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

    Received 3 Nov, published by the council 6 Nov 2026 Full applications