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Planning application

12 Upper Belgrave Street London SW1X 8BA

Awaiting decision Westminster 24/05356/ADFULL Approval of Details (Full PP)

Works: Loft or dormer

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

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

As published by the council, reference 24/05356/ADFULL

Application record

Reference
24/05356/ADFULL
Type
Approval of Details (Full PP)
Status
Pending
Received
6 Aug 2024
Validated
6 Aug 2024
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
  • 25/03653/ADLBC Awaiting decision

    12 Upper Belgrave Street London SW1X 8BA

    Details of main roof lantern pursuant to Condition 5 (iii) of planning permission dated 31 August 2023 (RN23/01616/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
  • 24/05351/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. 6 Aug 2024

    Received by Westminster

  2. 29 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 1 October 2024, 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 86 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

408 applications on PlanIndex · across 41 councils · 90% granted

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Documents

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 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 full applications in a median of 119 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 Upper Belgrave Street London SW1X 8BA

    25/04975/ADFULL Submitted 17 Jul 2025 50 yards 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 50 yards 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 50 yards 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 50 yards 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 50 yards away

    89% 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

    25/03653/ADLBC Submitted 29 May 2025 50 yards away

    89% historically approved · decision due ~24 Jul

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

    Awaiting decision Conditions Windows or glazing 6 docs

In Westminster

  • 26/05984/FULL Decided

    41 Sutherland Street London SW1V 4JX

    Replacement of front, side and rear windows with double glazed timber framed sash windows and replacement of a door with a double glazed timber framed door.

    Received 2 Sep, published by the council 11 Sep 2026 Full applications
  • 26/07229/FULL Awaiting decision

    5 D'arblay Street London W1F 8DL

    Alterations to the existing fixed windows to form two openable sash windows. (Linked with 26/07230/ADV)

    Received 22 Oct, published by the council 26 Oct 2026 Full applications
  • 26/07224/FULL Awaiting decision

    8 Hinde Street London W1U 3BQ

    Use of the building as an Embassy (sui generis) with reversion to Class E on cessation of occupation by the Government of the United Mexican States. Erection of a flagpole to front elevation.

    Received 22 Oct, published by the council 26 Oct 2026 Full applications
  • 26/06134/FULL Decided

    Flat 10H Hyde Park Mansions Cabbell Street London NW1 5BG

    Replacement of front and rear second floor level windows with slim-profile double-glazed panels, retaining the existing window and door frames.

    Received 8 Sep, published by the council 15 Sep 2026 Full applications
  • 26/07258/FULL Awaiting decision

    16A Croxley Road London W9 3HL

    Installation of air to air heat pumps to offices and bedrooms.

    Received 22 Oct, published by the council 23 Oct 2026 Full applications