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Planning application

40 Chester Row London SW1W 8JP

Awaiting decision Westminster 26/06452/LBC Heritage and listed buildings

Works: Extension

Relates to 26/06451/FULL

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

Proposal

Replacement of existing conservatory at rear ground floor level. (Linked with 26/06451/FULL )

As published by the council, reference 26/06452/LBC

Application record

Reference
26/06452/LBC
Category
Heritage and listed buildings
Status
Pending
Received
21 Sep 2026
Validated
21 Sep 2026
Postcode
SW1W 8JP

Site history

Applications at this address on the Westminster register

This site has had 2 applications since 2026.

  • 26/06451/FULL Awaiting decision

    40 Chester Row London SW1W 8JP

    Replacement of existing conservatory at rear ground floor level. (Linked with 26/06452/LBC)

    Submitted 21 Sep 2026 Full applications

Timeline

Dates from the published record

  1. 21 Sep 2026

    Received by Westminster

  2. 28 Sep 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 16 November 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.

Cases linked to this one on the register

  • 26/06451/FULL Awaiting decision

    40 Chester Row London SW1W 8JP

    Replacement of existing conservatory at rear ground floor level. (Linked with 26/06452/LBC)

    Submitted 21 Sep 2026 Full applications

1 later application on the register refers to this one:

  • 26/06451/FULL Awaiting decision

    40 Chester Row London SW1W 8JP

    Replacement of existing conservatory at rear ground floor level. (Linked with 26/06452/LBC)

    Submitted 21 Sep 2026 Full applications

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

  • 42 Chester Row London SW1W 8JP

    26/07149/FULL Submitted 19 Oct 2026 50 yards away

    88% historically approved · decision due ~14 Dec

    Installation of an air conditioning system at 42 Chester Row, comprising an external condenser unit located on the rooftop and four internal units. (Linked to 26/07150/LBC)

    Awaiting decision Full applications
  • 42 Chester Row London SW1W 8JP

    26/07150/LBC Submitted 19 Oct 2026 50 yards away

    90% historically approved · decision due ~14 Dec

    Installation of an air conditioning system at 42 Chester Row, comprising an external condenser unit located on the rooftop and four internal units. (Linked to 26/07149/FULL)

    Awaiting decision Heritage and listed buildings
  • 40 Chester Row London SW1W 8JP

    26/06451/FULL Submitted 21 Sep 2026 50 yards away

    88% historically approved · decision due ~16 Nov

    Replacement of existing conservatory at rear ground floor level. (Linked with 26/06452/LBC)

    Awaiting decision Full applications Extension
  • 14A Caroline Terrace London SW1W 8JS

    25/08109/ADFULL Submitted 6 Nov 2025 50 yards away

    Details of appropriate arrangements to secure measures to mitigate the potential increased demand for on-street residents car parking in the vicinity of the site pursuant to condition 5 of planning permission dated 20th August 2025 (RN:25/04744/FULL)

    Granted Full applications 8 docs
  • 11 Caroline Terrace London SW1W 8JS

    26/02492/FULL Submitted 15 Apr 2026 50 yards away

    88% historically approved · decision due ~10 Jun

    Installation of CCTV cameras on the front and rear elevations at lower ground and ground floor levels.

    Awaiting decision Full applications 10 docs
  • 14A Caroline Terrace London SW1W 8JS

    26/00787/ADFULL Submitted 10 Feb 2026 50 yards away

    88% historically approved · decision due ~7 Apr

    Detailed drawings (specifying materials and photographs of samples to illustrate finished appearance) of new windows and doors including reveals and design of brickwork framing any new openings, rooflights, including upstands and relationship with surrounding fabric, new glazed gate, roof detailing, including any ridge tiles, junctions, gutters, parapet coping and barge boards, waste storage and cycle parking pursuant to condition 4, 6 and 8 of planning permission dated 20 August 2025 (RN: 25/04744/FULL).

    Awaiting decision Full applications Loft or dormer Windows or glazing 10 docs

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