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Planning application

6 Upper Wimpole Street London W1G 6LG

Awaiting decision Westminster 26/04499/ADFULL Approval of Details (Full PP)

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

Proposal

Details (photographs and/or manufacturers' specifications) of the external facing materials to be used, including elevations and roof plans annotated to show where the materials are to be located pursuant to condition 8 of planning permission granted at appeal dated 22nd December 2025 (RN:APP/X5990/W/25/3371070)

As published by the council, reference 26/04499/ADFULL

Application record

Reference
26/04499/ADFULL
Type
Approval of Details (Full PP)
Status
Pending
Received
6 Jul 2026
Validated
6 Jul 2026
Ward
Marylebone
Postcode
W1G 6LG

Site history

Applications at this address on the Westminster register

This site has had 22 applications since 2025: 4 approved, 0 refused.

  • 26/06689/ADFULL Awaiting decision

    6 Upper Wimpole Street London W1G 6LG

    Sample panel of brickwork; pursuant to condition 10 of planning permission dated 22nd May 2025 (24/06468/FULL) as allowed by (APP/X5990/Y/25/3371070)

    Submitted 30 Sep 2026
  • 26/06663/ADLBC Awaiting decision

    6 Upper Wimpole Street London W1G 6LG

    Details of a sample panel of brickwork, built on site, which shows the colour, texture, face bond and pointing pursuant to condition 4 of listed building dated 23rd May 2025 (RN: 24/06469/LBC) granted at appeal dated 22nd December 2025 (RN:25/00101/HBREF)

    Submitted 29 Sep 2026
  • 26/05276/ADLBC Decided

    6 Upper Wimpole Street London W1G 6LG

    Details of method statement for historic floor coverings pursuant to condition 7 of listed building consent granted at appeal dated 22 December 2025 (Appeal B Ref: APP/X5990/Y/25/3371071)(RN: 25/00101/HBREF).

    Submitted 4 Aug 2026
  • 26/05049/LBC Awaiting decision

    6 Upper Wimpole Street London W1G 6LG

    Installation of replacement timber sash windows at various levels on the front and rear elevations.

    Submitted 28 Jul 2026 Heritage and listed buildings
  • 26/04983/ADFULL Decided

    6 Upper Wimpole Street London W1G 6LG

    Details of adherence to code of construction practice pursuant to condition 5 of planning permission (24/06468/FULL) granted at appeal dated 22 December 2025 (RN: 25/00100/TPREF)

    Submitted 24 Jul 2026
  • 26/04496/ADLBC Awaiting decision

    6 Upper Wimpole Street London W1G 6LG

    Details (photographs and/or manufacturers' specifications) of the external facing materials to be used, including elevations and roof plans annotated to show where the materials are to be located, in the construction of the works pursuant to condition 3 of listed building granted at appeal dated 22nd December 2025(RN:APP/X5990/Y/25/3371071)

    Submitted 6 Jul 2026 Conditions
  • 26/04432/ADFULL Awaiting decision

    6 Upper Wimpole Street London W1G 6LG

    Details of a risk assessment to identify the potential risks associated with any contamination pursuant to Condition 4 of planning permission 24/06468/FULL granted at appeal dated 22nd December 2025 (RN:APP/X5990/D/25/3371070)

    Submitted 3 Jul 2026
  • 26/04362/ADLBC Decided

    6 Upper Wimpole Street London W1G 6LG

    Details of a methodology for tanking works to the vaults, including a section through vault tanking and location of drains and pumping equipment pursuant to condition 2 of listed building granted at appeal dated 22.12.2025 (Planning Inspectorate RN:25/00101/HBREF ; Council RN: 25/00101/HBREF and 24/06469/LBC)

    Decided 20 Jul 2026
  • 26/04134/ADLBC Decided

    6 Upper Wimpole Street London W1G 6LG

    Details of new external doors, including French doors and those into the courtyard; new roof lanterns and roof lights; new windows; and acoustic enclosure and wall lining for the condensing unit pursuant to condition 5 of appeal decision APP/X5990/Y/25/3371071 dated 22 December 2025.

    Decided 15 Jul 2026
  • 26/04146/ADFULL Awaiting decision

    6 Upper Wimpole Street London W1G 6LG

    Details of new external doors, including French doors and those into the courtyard; new roof lanterns and roof lights; new windows; and acoustic enclosure and wall lining for the condensing unit pursuant to condition 9 of appeal decision APP/X5990/Y/25/3371070 dated 22 December 2025.

    Submitted 23 Jun 2026

Timeline

Dates from the published record

  1. 6 Jul 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 31 August 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 91 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Boyer Planning - London Agent, a planning consultancy

1 application on PlanIndex

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

1 document 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

  • 6 Upper Wimpole Street London W1G 6LG

    26/04134/ADLBC Submitted 23 Jun 2026 50 yards away

    Details of new external doors, including French doors and those into the courtyard; new roof lanterns and roof lights; new windows; and acoustic enclosure and wall lining for the condensing unit pursuant to condition 5 of appeal decision APP/X5990/Y/25/3371071 dated 22 December 2025.

    Decided Loft or dormer Roofing +1

  • 6 Upper Wimpole Street London W1G 6LG

    26/06689/ADFULL Submitted 30 Sep 2026 50 yards away

    89% historically approved · decision due ~25 Nov

    Sample panel of brickwork; pursuant to condition 10 of planning permission dated 22nd May 2025 (24/06468/FULL) as allowed by (APP/X5990/Y/25/3371070)

    Awaiting decision

  • 6 Upper Wimpole Street London W1G 6LG

    26/03581/ADLBC Submitted 1 Jun 2026 50 yards away

    89% historically approved · decision due ~27 Jul

    Details of method statement pursuant to condition 8 of appeal decision dated 22nd December 2025 APP/X5990/Y/25/3371071 (RN: 24/06469/LBC).

    Awaiting decision Conditions 8 docs

  • 6 Upper Wimpole Street London W1G 6LG

    26/04362/ADLBC Submitted 1 Jul 2026 50 yards away

    Details of a methodology for tanking works to the vaults, including a section through vault tanking and location of drains and pumping equipment pursuant to condition 2 of listed building granted at appeal dated 22.12.2025 (Planning Inspectorate RN:25/00101/HBREF ; Council RN: 25/00101/HBREF and 24/06469/LBC)

    Decided

  • 6 Upper Wimpole Street London W1G 6LG

    26/04071/ADFULL Submitted 19 Jun 2026 50 yards away

    89% historically approved · decision due ~14 Aug

    Details of tree report; pursuant to Condition 6 (Part 1) of Appeal Decision APP/X5990/W/25/3371070, dated 22nd December 2025,

    Decided Trees

  • 6 Upper Wimpole Street London W1G 6LG

    26/06663/ADLBC Submitted 29 Sep 2026 50 yards away

    89% historically approved · decision due ~24 Nov

    Details of a sample panel of brickwork, built on site, which shows the colour, texture, face bond and pointing pursuant to condition 4 of listed building dated 23rd May 2025 (RN: 24/06469/LBC) granted at appeal dated 22nd December 2025 (RN:25/00101/HBREF)

    Awaiting decision

In Westminster

  • 26/07528/FULL Awaiting decision

    69 Eaton Place London SW1X 8DF

    Installation of new cast iron water pipe on rear courtyard elevation. (Linked with 26/07529/LBC)

    Received 5 Nov, published by the council 6 Nov 2026 Full applications
  • 26/05200/FULL Decided

    1 The Court House 165 Seymour Place London W1H 4PU

    Installation of waterproofing system to the existing lead flat roofs

    Received 3 Aug, published by the council 28 Aug 2026 Full applications
  • 26/07521/FULL Awaiting decision

    Flat 18 Harlequin Court 20 Tavistock Street London WC2E 7NZ

    Installation of one external condenser unit

    Received 4 Nov, published by the council 6 Nov 2026 Full applications
  • 26/07508/FULL Awaiting decision

    Buckingham Palace The Mall London SW1A 1AA

    Replacement of existing security lighting to the Buckingham Palace Forecourt with 80 compact LED spotlights installed within the lantern clusters across 10 principal piers, with associated concealed cabling and reversible fixings. (Linked with 26/07509/LBC)

    Received 4 Nov, published by the council 5 Nov 2026 Full applications
  • 26/07472/FULL Awaiting decision

    Flat 3 82 New Cavendish Street London W1G 9TA

    Replacement windows to second floor level with vacuum, double glazing windows. (Linked with 26/07473/LBC)

    Received 3 Nov, published by the council 6 Nov 2026 Full applications