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Planning application

25 - 27 St George Street London W1S 1FS

Awaiting decision Westminster 26/00963/ADFULL Approval of Details (Full PP)

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Details of supplementary acoustic report pursuant to Condition 9 of planning permission dated 11/08/2025 (RN: 25/01410/FULL)

As published by the council, reference 26/00963/ADFULL

Application record

Reference
26/00963/ADFULL
Type
Approval of Details (Full PP)
Status
Pending
Received
16 Feb 2026
Validated
16 Feb 2026
Ward
West End
Postcode
W1S 1FS

Site history

Applications at this address on the Westminster register

This site has had 12 applications since 2025: 6 approved, 0 refused.

  • 26/05866/FULL Awaiting decision

    25 - 27 St George Street London W1S 1FS

    Installation of screened plant enclosure and revised roof equipment layout including associated works.

    Submitted 26 Aug 2026 Full applications
  • 26/03413/NMA Awaiting decision

    25 - 27 St George Street London W1S 1FS

    Amendments to planning permission dated 02 May 2025 (RN: 25/01410/FULL) for alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St George Street side of the building including railings; new cycle parking facilities and associated works; NAMELY the provision of two areas for planters on the front St George Street elevation; amending the location of lighting fixtures to entrance; addition of address signage at ground floor level main entrance; amending level 06 and level 07 window sizes on both St George Street and Masons Arms Mews; and amending the wording of Condition 5 to allow the doors on St George Street to open outwards onto pavement for fire safety purposes.

    Submitted 22 May 2026 Amendments
  • 26/01754/ADFULL Awaiting decision

    25 - 27 St George Street London W1S 1FS

    Detailed drawings and a bio-diversity management plan in relation to the green roof at main roof level to include construction method, layout, species and maintenance regime pursuant to condition 11 of planning permission dated 11th August 2025 (RN 25/01410/FULL)

    Submitted 18 Mar 2026 Full applications
  • 26/00885/NMA Awaiting decision

    25 - 27 St George Street London W1S 1FS

    Amendments to planning permission dated 11 August 2025 (RN: 25/01410/FULL) for Alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St. George Street side of the building including railings; new cycle parking facilities and associated works. NAMELY, to amend the approved position of the balustrade of the approved roof terrace at seventh floor level to increase terrace area

    Submitted 12 Feb 2026 Amendments
  • 25/09139/ADFULL Granted

    25 - 27 St George Street London W1S 1FS

    Details of samples of facing materials pursuant to Condition 17 of planning permission dated 11 August 2025 (RN: 25/01410/FULL)

    Decided 9 Mar 2026 Full applications
  • 25/08990/ADFULL Granted

    25 - 27 St George Street London W1S 1FS

    Details of balustrade to the lightwell and to the seventh-floor terrace pursuant to conditon 15 (a & b) of planning permission dated 11 August 2025 (RN: 25/01410/FULL)

    Decided 5 Mar 2026 Full applications
  • 25/08147/ADFULL Awaiting decision

    25 - 27 St George Street London W1S 1FS

    Detailed drawings of all new windows and doors pursuant to condition 15 (C) of planning permission dated 11th August 2025 (RN:25/01410/FULL )

    Submitted 7 Nov 2025 Full applications
  • 25/07446/NMA Granted

    25 - 27 St George Street London W1S 1FS

    Amendments to planning permission dated 11th August 2025 (RN 25/01410/FULL) for the Alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St. George Street side of the building including railings; new cycle parking facilities and associated works. NAMELY, to increase the roof height by 300mm; bring the building line forward by 993mm at seventh floor level; and insertion of additional louvres at the rear of the building at sixth floor level.

    Decided 21 Jan 2026 Amendments
  • 25/06488/ADFULL Granted

    25 - 27 St George Street London W1S 1FS

    Details of Code of Construction Practice Appendix A checklist pursuant to Condition 18 of planning permission dated 11th August 2025 (RN:25/01410/FULL)

    Decided 18 Nov 2025 Full applications
  • 25/06207/ADFULL Granted

    25 - 27 St George Street London W1S 1FS

    Details of a scheme of public art pursuant to condition 14 of planning permission dated 11th August 2025 (RN: 25/01410/FULL)

    Decided 12 Sep 2025 Full applications

Timeline

Dates from the published record

  1. 16 Feb 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 13 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 66 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Newmark LLP Agent

921 applications on PlanIndex · across 40 councils · 97% 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

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 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 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

  • 25 - 27 St George Street London W1S 1FS

    25/06207/ADFULL Submitted 1 Sep 2025 50 yards away

    Details of a scheme of public art pursuant to condition 14 of planning permission dated 11th August 2025 (RN: 25/01410/FULL)

    Granted Full applications 11 docs

  • 25 - 27 St George Street London W1S 1FS

    26/00885/NMA Submitted 12 Feb 2026 50 yards away

    93% historically approved · decision due ~9 Apr

    Amendments to planning permission dated 11 August 2025 (RN: 25/01410/FULL) for Alterations to the elevations on St. George St and Masons Arms Mews; removal of the car lift to the basement parking from Masons Arms Mews; extensions at fourth, fifth, sixth and seventh floor levels for use as office accommodation (Class E) with new terraces at fourth, fifth, sixth and seventh floor levels. Installation of PV panels and green roof at main roof level; planting on the terraces; new external stair in the lightwell on the southern side of the building; creation of a new lightwell on the St. George Street side of the building including railings; new cycle parking facilities and associated works. NAMELY, to amend the approved position of the balustrade of the approved roof terrace at seventh floor level to increase terrace area

    Awaiting decision Amendments Extension 23 docs

  • 25 - 27 St George Street London W1S 1FS

    25/08147/ADFULL Submitted 7 Nov 2025 50 yards away

    87% historically approved · decision due ~2 Jan

    Detailed drawings of all new windows and doors pursuant to condition 15 (C) of planning permission dated 11th August 2025 (RN:25/01410/FULL )

    Awaiting decision Full applications Windows or glazing 18 docs

  • 25 - 27 St George Street London W1S 1FS

    25/08990/ADFULL Submitted 11 Dec 2025 50 yards away

    Details of balustrade to the lightwell and to the seventh-floor terrace pursuant to conditon 15 (a & b) of planning permission dated 11 August 2025 (RN: 25/01410/FULL)

    Granted Full applications 4 docs

  • 25 - 27 St George Street London W1S 1FS

    26/05866/FULL Submitted 26 Aug 2026 50 yards away

    87% historically approved · decision due ~30 Oct

    Installation of screened plant enclosure and revised roof equipment layout including associated works.

    Awaiting decision Full applications

  • 25 St George Street London W1S 1FS

    06/04944/FULL Submitted 23 Jun 2006 50 yards away

    Landscaping scheme to rear flat roof areas at fourth and fifth floor level.

    Decided Full applications 7 docs

In Westminster

  • 26/06295/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Installation of a new shopfront with Medication Dispensing Outlet.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06297/FULL Awaiting decision

    15 Warwick Way London SW1V 1QT

    Alterations to rear elevation at basement level comprising replacement window and installation of double opening door.

    Received 15 Sep, published by the council 17 Sep 2026 Full applications
  • 26/06294/FULL Awaiting decision

    15 Eaton Mews South London SW1W 9HP

    Installation of railings and sliding lantern light at main roof level in connection with the use of the roof as a terrace.

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 26/06317/FULL Awaiting decision

    124 Hamilton Terrace London NW8 9UT

    Replacement of existing first-floor sash windows to the front and rear elevations with traditionally detailed painted timber, slim-profile double-glazed sash windows. (Linked to 26/06318/LBC)

    Received 15 Sep, published by the council 22 Sep 2026 Full applications
  • 26/06273/FULL Awaiting decision

    9A Grosvenor Square London W1K 5AE

    Installation of natural Portland Stone paving to two front entrances. (Linked to 26/05473/LBC)

    Received 14 Sep, published by the council 22 Sep 2026 Full applications