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Planning application

4 Queen Anne Street London W1G 9LQ

Granted Westminster 25/07255/FULL Full Planning Permission Application

Works: Windows or glazing

Relates to 25/07251/LBC

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Variation of Condition 1 of planning permission dated 22nd November 2024 (RN: 24/05074/FULL) for, 'Installation of one air conditioning unit at main roof level and two grilles within the window in the rear lightwell at ground floor level with associated pipework and internal alterations'; Namely, to allow for repositioning of the plant unit on the roof in addition to providing new higher performance anti-vibration mounts. (Linked with 25/07251/LBC) (Application under Section 73 of the Act).

As published by the council, reference 25/07255/FULL

Application record

Reference
25/07255/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
7 Oct 2025
Validated
7 Oct 2025
Decided
24 Mar 2026
Ward
Marylebone
Decision by
Delegated Decision
Postcode
W1G 9LQ

Site history

Applications at this address on the Westminster register

This site has had 4 applications since 2025: 4 approved, 0 refused.

  • 25/07282/FULL Granted

    4 Queen Anne Street London W1G 9LQ

    Variaiton of Conditon 1 of planning permission dated 18 November 2024 (RN: 24/05063/FULL) for, 'Installation of two air conditioning units at main roof level with associated pipework on the rear elevation, installation of two grilles on the rear wall in the lightwell at lower ground floor level and internal alterations at lower ground and ground floor levels'; Namely, to amend the location of the two items of plant on the roof in addition to amending the specification of the anti-vibration mounts. (Linked with 25/07252/LBC) (Application under Section 73 of the Act).

    Decided 24 Mar 2026 Full applications
  • 25/07252/LBC Granted

    4 Queen Anne Street London W1G 9LQ

    Installation of two air conditioning units at main roof level with associated pipework on the rear elevation, installation of two grilles on the rear wall in the lightwell at lower ground floor level and internal alterations at lower ground and ground floor levels. (Linked with 25/07282/FULL)

    Decided 24 Mar 2026 Heritage and listed buildings
  • 25/07251/LBC Granted

    4 Queen Anne Street London W1G 9LQ

    Installation of one air conditioning unit at main roof level and two grilles within the window in the rear lightwell at ground floor level with associated pipework and internal alterations. (Linked with 25/07255/FULL)

    Decided 24 Mar 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 7 Oct 2025

    Received by Westminster

  2. 24 Mar 2026

    Decision issued: Application Permitted

  3. 21 Jul 2026

    Added to PlanIndex

Cases linked to this one on the register

  • 25/07251/LBC Granted

    4 Queen Anne Street London W1G 9LQ

    Installation of one air conditioning unit at main roof level and two grilles within the window in the rear lightwell at ground floor level with associated pipework and internal alterations. (Linked with 25/07255/FULL)

    Decided 24 Mar 2026 Heritage and listed buildings

1 later application on the register refers to this one:

  • 25/07251/LBC Granted

    4 Queen Anne Street London W1G 9LQ

    Installation of one air conditioning unit at main roof level and two grilles within the window in the rear lightwell at ground floor level with associated pipework and internal alterations. (Linked with 25/07255/FULL)

    Decided 24 Mar 2026 Heritage and listed buildings

Who's behind it

Company information only, from the register and Companies House

Firstplan Ltd Agent, registered in London

Active · incorporated 2003 · London

751 applications on PlanIndex · across 109 councils · 94% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

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Documents

Plans, drawings, consultee responses and the officer's report

29 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.

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What this grant of permission means

Westminster granted permission on 24 March 2026, 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 Queen Anne Street London W1G 9LQ

    25/07282/FULL Submitted 8 Oct 2025 50 yards away

    Variaiton of Conditon 1 of planning permission dated 18 November 2024 (RN: 24/05063/FULL) for, 'Installation of two air conditioning units at main roof level with associated pipework on the rear elevation, installation of two grilles on the rear wall in the lightwell at lower ground floor level and internal alterations at lower ground and ground floor levels'; Namely, to amend the location of the two items of plant on the roof in addition to amending the specification of the anti-vibration mounts. (Linked with 25/07252/LBC) (Application under Section 73 of the Act).

    Granted Full applications 26 docs

  • 4 Queen Anne Street London W1G 9LQ

    25/07251/LBC Submitted 7 Oct 2025 50 yards away

    Installation of one air conditioning unit at main roof level and two grilles within the window in the rear lightwell at ground floor level with associated pipework and internal alterations. (Linked with 25/07255/FULL)

    Granted Heritage and listed buildings Windows or glazing 24 docs

  • 4 Queen Anne Street London W1G 9LQ

    25/07252/LBC Submitted 7 Oct 2025 50 yards away

    Installation of two air conditioning units at main roof level with associated pipework on the rear elevation, installation of two grilles on the rear wall in the lightwell at lower ground floor level and internal alterations at lower ground and ground floor levels. (Linked with 25/07282/FULL)

    Granted Heritage and listed buildings 22 docs

  • Flat 10 2 Mansfield Street London W1G 9NF

    26/01152/LBC Submitted 24 Feb 2026 50 yards away

    90% historically approved · decision due ~8 Jun

    Re-location of previously approved external air conditioning unit at roof level. Linked with 26/01151/FULL

    Awaiting decision Heritage and listed buildings 14 docs

  • Flat 10 2 Mansfield Street London W1G 9NF

    26/01151/FULL Submitted 24 Feb 2026 50 yards away

    87% historically approved · decision due ~8 Jun

    Re-location of previously approved external air conditioning unit at roof level. Linked with 26/01152/LBC

    Awaiting decision Full applications 17 docs

  • Flat 49 2 Mansfield Street London W1G 9NF

    26/01207/LBC Submitted 25 Feb 2026 50 yards away

    90% historically approved · decision due ~29 Jul

    Replacement of seven windows.

    Awaiting decision Heritage and listed buildings Windows or glazing 15 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