Planning application
Flat 11 46 Upper Grosvenor Street London W1K 2NW
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
Detailed drawings of existing and proposed windows with key details pursuant to condition 2 of planning permission dated 6th November 2025 (RN: 25/05340/FULL).
As published by the council, reference 26/01789/ADFULL
Application record
- Reference
- 26/01789/ADFULL
- Type
- Approval of Details (Full PP)
- Status
- Pending
- Received
- 19 Mar 2026
- Validated
- 19 Mar 2026
- Ward
- West End
- Postcode
- W1K 2NW
Site history
Applications at this address on the Westminster register
This site has had 3 applications since 2025: 1 approved, 0 refused.
-
26/04722/FULL Awaiting decision
Flat 11 46 Upper Grosvenor Street London W1K 2NW
Variation of Condition 2 of planning permission dated 06 November 2025 (RN: 25/05340/FULL) for: Replacement of existing windows namely; to allow replacement windows constructed in aluminium rather than the original mild steel of the Crittall casements.
-
25/05340/FULL Granted
Flat 11 46 Upper Grosvenor Street London W1K 2NW
Replacement of existing windows. (Flat 11, 46 Upper Grosvenor Street)
Timeline
Dates from the published record
-
19 Mar 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 14 May 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.
Who's behind it
Company information only, from the register and Companies House
Chirag Desai Architects Agent, an architecture practice registered in Kettering
Active · incorporated 2021 · Kettering
14 applications on PlanIndex · across 10 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
5 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 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
-
Flat 11 46 Upper Grosvenor Street London W1K 2NW
87% historically approved · decision due ~28 Sep
Variation of Condition 2 of planning permission dated 06 November 2025 (RN: 25/05340/FULL) for: Replacement of existing windows namely; to allow replacement windows constructed in aluminium rather than the original mild steel of the Crittall casements.
Awaiting decision Full applications Windows or glazing -
34 Grosvenor Square London W1K 2HD
87% historically approved · decision due ~21 Jul
Details of new french doors pursuant to condition 4 of planning permission dated 17 March 2026 (RN: 25/08464/FULL)
Awaiting decision Full applications Windows or glazing 4 docs -
34 Grosvenor Square London W1K 2HD
87% historically approved · decision due ~12 Oct
Replacement of existing external terrace in a new configuration and repositioning of entrance and steps
Awaiting decision Full applications -
30 Grosvenor Square London W1K 6AN
87% historically approved · decision due ~20 Mar
Installation of permanent external planter boxes at ground floor level on the Upper Grosvenor Square elevation and associated works.
Awaiting decision Full applications 13 docs -
Flat 11 46 Upper Grosvenor Street London W1K 2NW
Replacement of existing windows. (Flat 11, 46 Upper Grosvenor Street)
Granted Full applications Windows or glazing 37 docs -
41 Upper Grosvenor Street London W1K 2NH
External alterations including rooftop and rear extension at 41 Upper Grosvenor Street; and reconfiguration and amalgamation of existing residential accommodation (comprising 2 x 2bed and 1 x 1 bed) to provide 3 homes (1 x 2 bed and 2 x 3 bed) (Class C3) at 41 Reeves Mews; external alterations including rooftop and rear extension and terrace, loft conversion and new dormers and enlargement of basement at 41 Reeves Mews; and change of use of existing commercial use (Use Class E) to residential (Use Class C3) at lower ground of 41 Reeves Mews to facilitate shared cycle storage, refuse and plant facilities to serve both 41 Upper Grosvenor Street and 41 Reeves Mews; and associated landscaping across the site. [SITE INCLUDES 41 REEVES MEWS]
Granted Full applications Extension Loft or dormer 53 docs
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