Planning application
12 Golden Square London W1F 9JE
Works: Windows or glazing
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Replacement of a louvre to a window at fifth floor level.
As published by the council, reference 26/05960/FULL
Application record
- Reference
- 26/05960/FULL
- Category
- Full applications
- Status
- Pending
- Received
- 1 Sep 2026
- Validated
- 7 Sep 2026
- Postcode
- W1F 9JE
Site history
Applications at this address on the Westminster register
This site has had 2 applications since 2026.
-
26/01631/FULL Awaiting decision
12 Golden Square London W1F 9JE
Installation of external air conditioning units and screen to the roof.
Timeline
Dates from the published record
-
1 Sep 2026
Received by Westminster
-
7 Sep 2026
Validated
Checked as complete and ready for consideration.
-
11 Sep 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 2 November 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 65 days over the applications it decided in the last year.
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
-
12 Golden Square London W1F 9JE
87% historically approved · decision due ~7 May
Installation of external air conditioning units and screen to the roof.
Awaiting decision Full applications 26 docs -
3 - 3A Lower James Street London W1F 9EQ
Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building outside No. 3A, at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.
Granted Advertising 2 docs -
3 Lower James Street London W1F 9EQ
Display of externally illuminated fascia sign measuring 2.75m x 0.58mn (split decision).
Granted Advertising 1 doc -
3 Lower James Street London W1F 9EQ
Installation of two air conditioning units on raised platform at rear first floor level within acoustic enclosure.
Granted Full applications 7 docs -
3 - 3A Lower James Street London W1F 9EQ
Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building outside No.3A, at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.
Granted Advertising 2 docs -
3 - 3A Lower James Street London W1F 9EQ
Display for a temporary period of six months of a non-illuminated 'to let' board located on the face of the building outside No.3A, at a height of between 3m and 4.6m above pavement level and measuring 1.2m x 0.9m.
Granted Advertising 3 docs
Other full applications
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26/06295/FULL Awaiting decision
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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.
-
26/06222/FULL Awaiting decision
42 - 49 St Martin's Lane London WC2N 4EJ
Entrance alterations, illuminated fascia sign to St Martins Lane entrance and glazed openings for digital signage
-
26/06234/FULL Awaiting decision
40 Grosvenor Place London SW1X 7HJ
Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))
-
26/06249/FULL Awaiting decision
53 Wimpole Street London W1G 8YH
Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)