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Planning application

12 Upper Belgrave Street London SW1X 8BA

Awaiting decision Westminster 25/03653/ADLBC Approval of Details (ADLBC)

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

Details of main roof lantern pursuant to Condition 5 (iii) of planning permission dated 31 August 2023 (RN23/01616/LBC)

As published by the council, reference 25/03653/ADLBC

Application record

Reference
25/03653/ADLBC
Type
Approval of Details (ADLBC)
Status
Pending
Received
29 May 2025
Validated
29 May 2025
Ward
Knightsbridge & Belgravia
Postcode
SW1X 8BA

Site history

Applications at this address on the Westminster register

This site has had 17 applications since 2023: 8 approved, 0 refused.

  • 25/09268/ADFULL Granted

    12 Upper Belgrave Street London SW1X 8BA

    Detailed drawings and sections of all new metal balustrades, roof access ladders and metal divider to balcony at first floor level pursuant to condition 7(viii) of planning permission dated 31st August 2023 (RN: 23/01615/FULL)

    Decided 20 Jan 2026 Full applications
  • 25/09261/ADLBC Granted

    12 Upper Belgrave Street London SW1X 8BA

    Detailed drawings and sections of all new metal balustrades, roof access ladders and metal divider to balcony at first floor level pursuant to condition 5(viii) of listed building dated 31st August 2023 (RN:23/01616/LBC)

    Decided 20 Jan 2026 Conditions
  • 25/09276/LBC Granted

    12 Upper Belgrave Street London SW1X 8BA

    Cladding of the treads and risers of the secondary stair in timber and replacement of existing door reveal between the main stair and the dining room with a traditional panelled timber reveal at first floor level.

    Decided 2 Feb 2026 Heritage and listed buildings
  • 25/04975/ADFULL Granted

    12 Upper Belgrave Street London SW1X 8BA

    Details of door sets under entrance bridge pursuant to condition 7 (v) of planning permission dated 31 August 2023 (RN: 23/01615/FULL).

    Decided 1 Aug 2025 Full applications
  • 25/04872/ADLBC Granted

    12 Upper Belgrave Street London SW1X 8BA

    Details of door sets under entrance bridge pursuant to condition 5 (v) of listed building consent dated 31 August 2023 (RN: 23/01616/LBC).

    Decided 1 Aug 2025 Conditions
  • 25/03694/ADFULL Granted

    12 Upper Belgrave Street London SW1X 8BA

    Details of plant housing, acoustic enclosure and lift overrun (specifying materials and finished appearance for each element) pursuant to Condition 7 (vii) of planning permission dated 31 August 2023 (RN: 23/01615/FULL).

    Decided 13 Jun 2025 Full applications
  • 25/03635/ADLBC Awaiting decision

    12 Upper Belgrave Street London SW1X 8BA

    Details of plant housing, acoustic enclosure and lift overrun (specifying materials and finished appearance for each element) pursuant to condition 5 (vii) of listed building consent dated 31 August 2023 (RN: 23/0161/LBC).

    Submitted 29 May 2025 Conditions
  • 25/03634/ADLBC Awaiting decision

    12 Upper Belgrave Street London SW1X 8BA

    Details of painted metal glazed screen to lobby (at 1:10, sections at 1:5).pursuant to condition 4(vi) of listed building dated 15 February 2024 (RN:23/03033/LBC).

    Submitted 29 May 2025 Conditions
  • 24/05356/ADFULL Awaiting decision

    12 Upper Belgrave Street London SW1X 8BA

    Details of sliding rooflight pursuant Condition 7 ( part iv) of planning permission dated 31 August 2023 (RN: 23/01615/FULL).

    Submitted 6 Aug 2024 Full applications
  • 24/05351/ADLBC Awaiting decision

    12 Upper Belgrave Street London SW1X 8BA

    Details of sliding rooflight pursuant to Condition 5 (iv) of Listed Building Consent dated 31 August 2023 (RN23/01616/LBC)

    Submitted 5 Aug 2024 Conditions

Timeline

Dates from the published record

  1. 29 May 2025

    Received by Westminster

  2. 29 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 24 July 2025, 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

hgh Consulting Ltd Agent

353 applications on PlanIndex · across 37 councils · 88% 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

6 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 condition discharge and variation applications in a median of 42 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

  • 12 Upper Belgrave Street London SW1X 8BA

    25/04975/ADFULL Submitted 17 Jul 2025 0m away

    Details of door sets under entrance bridge pursuant to condition 7 (v) of planning permission dated 31 August 2023 (RN: 23/01615/FULL).

    Granted Full applications 9 docs

  • 13 Upper Belgrave Street London SW1X 8BA

    26/02241/LBC Submitted 2 Apr 2026 0m away

    90% historically approved · decision due ~28 May

    Installation of internal fan coil units.

    Awaiting decision Heritage and listed buildings 19 docs

  • 12 Upper Belgrave Street London SW1X 8BA

    25/04872/ADLBC Submitted 15 Jul 2025 0m away

    Details of door sets under entrance bridge pursuant to condition 5 (v) of listed building consent dated 31 August 2023 (RN: 23/01616/LBC).

    Granted Conditions 9 docs

  • 12 Upper Belgrave Street London SW1X 8BA

    25/03694/ADFULL Submitted 2 Jun 2025 0m away

    Details of plant housing, acoustic enclosure and lift overrun (specifying materials and finished appearance for each element) pursuant to Condition 7 (vii) of planning permission dated 31 August 2023 (RN: 23/01615/FULL).

    Granted Full applications 10 docs

  • 12 Upper Belgrave Street London SW1X 8BA

    25/03635/ADLBC Submitted 29 May 2025 0m away

    90% historically approved · decision due ~24 Jul

    Details of plant housing, acoustic enclosure and lift overrun (specifying materials and finished appearance for each element) pursuant to condition 5 (vii) of listed building consent dated 31 August 2023 (RN: 23/0161/LBC).

    Awaiting decision Conditions 7 docs

  • 12 Upper Belgrave Street London SW1X 8BA

    25/03634/ADLBC Submitted 29 May 2025 0m away

    90% historically approved · decision due ~24 Jul

    Details of painted metal glazed screen to lobby (at 1:10, sections at 1:5).pursuant to condition 4(vi) of listed building dated 15 February 2024 (RN:23/03033/LBC).

    Awaiting decision Conditions Windows or glazing 7 docs

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)

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 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).

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 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)

    Received 27 Jul, published by the council 4 Aug 2026 Conditions
  • 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)

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 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)

    Received 2 Oct, published by the council 21 Jul 2026 Conditions