Planning application
37 Belgrave Square London SW1X 8NS
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Details of structural frame detail drawing that illustrates the plan, sections, and details of the frame; architectural frame detail drawing including waterproofing information for the frame pursuant to condition 3 of listed building consent dated 27th March 2026 (RN: 25/08890/LBC).
As published by the council, reference 26/03218/ADLBC
Application record
- Reference
- 26/03218/ADLBC
- Type
- Approval of Details (ADLBC)
- Status
- Pending
- Received
- 12 May 2026
- Validated
- 12 May 2026
- Ward
- Knightsbridge & Belgravia
- Postcode
- SW1X 8NS
Site history
Applications at this address on the Westminster register
This site has had 10 applications since 2005: 6 approved, 0 refused.
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26/05490/LBC Awaiting decision
37 Belgrave Square London SW1X 8NS
Installation of an internal security system.
-
26/02850/LBC Awaiting decision
37 Belgrave Square London SW1X 8NS
Internal alterations inclduing installation of tanking to the basement; and other associated works.
-
26/02636/ADLBC Awaiting decision
37 Belgrave Square London SW1X 8NS
Details of the samples of the proposed finish for the beams in the deWalden Room pursuant to condition 3 of listed building consent dated 27th March 2026 (RN: 25/08591/LBC).
-
25/08890/LBC Granted
37 Belgrave Square London SW1X 8NS
Replacement of lead roofing to lightwell roof and dome roof, refurbishment of dome roof frame including replacement glazing and associated internal and external repairs.
-
25/08591/LBC Granted
37 Belgrave Square London SW1X 8NS
Refurbish windows and internal works [site includes 5 Groom Place].
-
25/08093/TCA Granted
37 Belgrave Square London SW1X 8NS
Prune N / NW side to give approx. 2.5m clearance from the existing scaffolding for the proposed (approx. 2.5m x 2.5m) gantry and lift; by reducing lateral branches to no more than previous most recent reduction points to the height of the scaffolding (pruning wounds to be no greater than 4cm) and the selective pruning of several subordinate branches at the top of the scaffolding (pruning wounds for the highest branches to be no greater than 6cm).
-
24/02436/ADLBC Granted
37 Belgrave Square London SW1X 8NS
Details of consent regarding seminar room 1 pursuant to Condition 5 of listed building consent dated 04 March 2024 (RN: 24/00187/LBC).
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10/00559/LBC Granted
37 Belgrave Square London SW1X 8NS
Installation of new internal door at ground floor level.
-
05/01226/1884 Granted
37 Belgrave Square London SW1X 8NS
Installation of a security camera to the front portico of Seaford House at ground floor level.
Timeline
Dates from the published record
-
12 May 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 7 July 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
Gray Baynes & Shew Architects Agent, an architecture practice
6 applications on PlanIndex · across 3 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
3 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.
Trade members open them 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 condition discharge and variation applications in a median of 43 days. More in our guide to how long planning decisions take.
About condition discharge and variation applications
This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
37 Belgrave Square London SW1X 8NS
Replacement of lead roofing to lightwell roof and dome roof, refurbishment of dome roof frame including replacement glazing and associated internal and external repairs.
Granted Heritage and listed buildings Windows or glazing 6 docs -
37 Belgrave Square London SW1X 8NS
90% historically approved · decision due ~13 Jul
Internal alterations inclduing installation of tanking to the basement; and other associated works.
Awaiting decision Heritage and listed buildings 13 docs -
37 Belgrave Square London SW1X 8NS
Prune N / NW side to give approx. 2.5m clearance from the existing scaffolding for the proposed (approx. 2.5m x 2.5m) gantry and lift; by reducing lateral branches to no more than previous most recent reduction points to the height of the scaffolding (pruning wounds to be no greater than 4cm) and the selective pruning of several subordinate branches at the top of the scaffolding (pruning wounds for the highest branches to be no greater than 6cm).
Granted Trees 5 docs -
37 Belgrave Square London SW1X 8NS
90% historically approved · decision due ~7 Oct
Installation of an internal security system.
Awaiting decision Heritage and listed buildings -
37 Belgrave Square London SW1X 8NS
Details of consent regarding seminar room 1 pursuant to Condition 5 of listed building consent dated 04 March 2024 (RN: 24/00187/LBC).
Granted Conditions 8 docs -
37 Belgrave Square London SW1X 8NS
Installation of new internal door at ground floor level.
Granted Heritage and listed buildings 5 docs
Other condition discharge and variation applications
In Westminster
-
26/04860/ADLBC Granted
New Zealand House 80 Haymarket London SW1Y 4TE
Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)
-
26/04843/ADLBC Granted
New Zealand House 80 Haymarket London SW1Y 4TE
Detailed design and specification of new blinds to NZH based on mock-up trials on-site pursuant to Condition 6(m) of listed building consent dated 12th February 2021 (19/07816/LBC).
-
26/05026/ADLBC Awaiting decision
St James's Park The Mall London SW1A 1AA
Details of method statement for re-carving works pursuant to condition 3(i) of listed building consent dated 16 July 2026 (RN: 26/03399/LBC)
-
26/04850/ADLBC Awaiting decision
17 Belgrave Square London SW1X 8PG
Detailed drawings of garage doors, roof lantern and any new lighting and flooring in the principal rooms pursuant to condition 6 (iii) (iv) (v) of listed building 18th August 2025 (RN:25/03417/LBC)
-
25/07120/ADLBC Granted
72 - 74 Lancaster Gate London W2 3NH
Details of new and altered doors and door architraves, including external faces of lifts (detailed elevations and sections at 1:10) pursuant to Condition 3 (A) of Listed Building Consent dated 14 December 2023 (RN: 23/00772/LBC) (Linked app: 25/07088/ADFULL)