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Planning application

6 Upper Wimpole Street London W1G 6LG

Awaiting decision Westminster 26/05049/LBC Heritage and listed buildings

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

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

As published by the council, reference 26/05049/LBC

Application record

Reference
26/05049/LBC
Category
Heritage and listed buildings
Status
Pending
Received
28 Jul 2026
Validated
28 Jul 2026
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
  • 26/04983/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
  • 26/04499/ADFULL 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 pursuant to condition 8 of planning permission granted at appeal dated 22nd December 2025 (RN:APP/X5990/W/25/3371070)

    Submitted 6 Jul 2026 Full applications
  • 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. 28 Jul 2026

    Received by Westminster

  2. 4 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 22 September 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 86 days over the applications it decided in the last year.

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 heritage and listed building applications in a median of 119 days. More in our guide to how long planning decisions take.

About heritage and listed building applications

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. 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

  • 26/07202/LBC Awaiting decision

    Basement East And Ground Floor And First Floor 33 Weymouth Street London W1G 7BY

    Replacement of 13 doorsets with fire doors.

    Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings
  • 26/07183/LBC Awaiting decision

    306 - 308 Regent Street London W1B 3AT

    Installation of a manually operated retractable fabric awning to the existing shopfront at 308 Regent Street, comprising an orange fabric canopy with discreet printed lettering to the front valance, together with associated supporting framework, mounting brackets and fixings to the existing fa?ade.

    Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
  • 26/07191/LBC Awaiting decision

    6 Wilton Place London SW1X 8RH

    Layout alterations and replacement of internal doors.

    Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
  • 26/07199/LBC Awaiting decision

    49 Queen's Gardens London W2 3AA

    Erection of a mansard roof extension incorporating rooflights and a rear balcony; installation of Juliet balconies at ground and first floor levels to the rear; demolition of the existing courtyard extension and erection of a single-storey infill extension; extension of the rear wing at first floor (mezzanine) and second floor levels; fenestration alterations including the installation of new windows; stucco repairs and partial rebuilding of the rear extensions; and associated internal alterations at all levels. (Linked to 26/07198/FULL)

    Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings
  • 26/07192/LBC Awaiting decision

    119 Warwick Way London SW1V 4HS

    Conversion and internal alterations to the ground floor flat (Retrospective)

    Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings