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Planning application

60 Chester Square London SW1W 9EA

Awaiting decision Westminster 25/06260/LBC Listed Building Consent Application

Works: Windows or glazing

Relates to 25/06259/FULL

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

Proposal

Internal refurbishment including reconfigurations of rooms; external works including window repairs and replacements, new external terrace finishes, replacement of flat roof coverings, and replacement CCTV system. (Linked to 25/06259/FULL)

As published by the council, reference 25/06260/LBC

Application record

Reference
25/06260/LBC
Type
Listed Building Consent Application
Status
Pending
Received
3 Sep 2025
Validated
11 Sep 2025
Ward
Knightsbridge & Belgravia
Postcode
SW1W 9EA

Site history

Applications at this address on the Westminster register

This site has had 8 applications since 2025: 1 approved, 2 refused.

  • 26/04803/ADLBC Decided

    60 Chester Square London SW1W 9EA

    Details of method statement for paint removal from stairs pursuant to partial discharge of condition 4 (Part 3) of listed building consent dated 11th November (RN: 25/06260/LBC).

    Submitted 17 Jul 2026
  • 26/04326/ADFULL Decided

    60 Chester Square London SW1W 9EA

    Detailed drawings of the CCTV, new external balustrades and dormers; and material samples, pursuant to conditions 4 and 5 of planning permission dated 9th November 2025 (RN 25/06259/FULL).

    Submitted 30 Jun 2026
  • 26/04384/ADLBC Decided

    60 Chester Square London SW1W 9EA

    Detailed drawings of the CCTV, new external balustrades and dormers; material samples; and amended third floor plan to show alteration to door opening, pursuant to conditions 4 (partial), 5, 9 of listed building consent dated 9th November 2025 (RN: 25/06260/LBC).

    Submitted 30 Jun 2026
  • 26/01153/ADFULL Refused

    60 Chester Square London SW1W 9EA

    Details of CCTV fixtures showing their design, size and position, and relationship with existing architectural detailing and dormers pursuant to condition 4 parts 1 and 3 and, photo sample of roofing slate pursuant to part-discharge of condition 5 of planning permission dated 11th November 2025 (RN: 25/06259/FULL).

    Decided 15 Apr 2026 Full applications
  • 26/01897/ADLBC Refused

    60 Chester Square London SW1W 9EA

    Details of CCTV fixtures showing their design, size and position, and relationship with existing architectural detailing, method for paint removal on staircase and dormer details pursuant to condition 4 parts 1, 3 and 4; photo sample of roof slate pursuant to part-discharge of condition 5; and amended third floor plan pursuant to condition 9 of listed building consent dated 11th November (RN: 25/06260/LBC).

    Decided 15 Apr 2026 Conditions
  • 25/06259/FULL Awaiting decision

    60 Chester Square London SW1W 9EA

    Internal refurbishment including reconfigurations of rooms, external works including window repairs and replacements, new external terrace finishes, replacement of flat roof coverings, and replacement CCTV system. (Linked to 25/06260/LBC)

    Submitted 3 Sep 2025 Full applications
  • 25/06015/CLOPUD Granted

    60 Chester Square London SW1W 9EA

    Confirmation that the planning permission dated 02 January 2002 (RN: 01/09015/FULL) for the "Alteration to rear pitch of mansard roof, creation of rear terrace on flat roof between ground and first floor level. Creation of new first floor covered balcony and alterations to front downpipe" has been lawfully implemented for the purpose of Section 56 of the Town and Country Planning Act (1990) (as amended) and that it is lawful to continue with that development.

    Decided 6 Nov 2025 Lawful development

Timeline

Dates from the published record

  1. 3 Sep 2025

    Received by Westminster

  2. 11 Sep 2025

    Validated

    Checked as complete and ready for consideration.

  3. 21 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 6 November 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.

Cases linked to this one on the register

  • 25/06259/FULL Awaiting decision

    60 Chester Square London SW1W 9EA

    Internal refurbishment including reconfigurations of rooms, external works including window repairs and replacements, new external terrace finishes, replacement of flat roof coverings, and replacement CCTV system. (Linked to 25/06260/LBC)

    Submitted 3 Sep 2025 Full applications

4 later applications on the register refer to this one:

  • 26/04803/ADLBC Decided

    60 Chester Square London SW1W 9EA

    Details of method statement for paint removal from stairs pursuant to partial discharge of condition 4 (Part 3) of listed building consent dated 11th November (RN: 25/06260/LBC).

    Submitted 17 Jul 2026
  • 26/04384/ADLBC Decided

    60 Chester Square London SW1W 9EA

    Detailed drawings of the CCTV, new external balustrades and dormers; material samples; and amended third floor plan to show alteration to door opening, pursuant to conditions 4 (partial), 5, 9 of listed building consent dated 9th November 2025 (RN: 25/06260/LBC).

    Submitted 30 Jun 2026
  • 26/01897/ADLBC Refused

    60 Chester Square London SW1W 9EA

    Details of CCTV fixtures showing their design, size and position, and relationship with existing architectural detailing, method for paint removal on staircase and dormer details pursuant to condition 4 parts 1, 3 and 4; photo sample of roof slate pursuant to part-discharge of condition 5; and amended third floor plan pursuant to condition 9 of listed building consent dated 11th November (RN: 25/06260/LBC).

    Decided 15 Apr 2026 Conditions
  • 25/06259/FULL Awaiting decision

    60 Chester Square London SW1W 9EA

    Internal refurbishment including reconfigurations of rooms, external works including window repairs and replacements, new external terrace finishes, replacement of flat roof coverings, and replacement CCTV system. (Linked to 25/06260/LBC)

    Submitted 3 Sep 2025 Full applications

Who's behind it

Company information only, from the register and Companies House

MMM architects ltd Agent, an architecture practice registered in London

Active · incorporated 2010 · London

11 applications on PlanIndex · across 2 councils

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

26 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 heritage and listed building applications in a median of 94 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

  • 47 Chester Square London SW1W 9EA

    26/00891/ADFULL Submitted 12 Feb 2026 50 yards away

    87% historically approved · decision due ~9 Apr

    Details of signed Appendix A pursuant to Condition 9 of planning permission dated 10 September 2025 (RN24/05375/FULL)

    Awaiting decision Full applications 4 docs

  • 60 Chester Square London SW1W 9EA

    26/01153/ADFULL Submitted 24 Feb 2026 50 yards away

    Details of CCTV fixtures showing their design, size and position, and relationship with existing architectural detailing and dormers pursuant to condition 4 parts 1 and 3 and, photo sample of roofing slate pursuant to part-discharge of condition 5 of planning permission dated 11th November 2025 (RN: 25/06259/FULL).

    Refused Full applications Loft or dormer 15 docs

  • 47 Chester Square London SW1W 9EA

    25/08140/ADFULL Submitted 7 Nov 2025 50 yards away

    87% historically approved · decision due ~2 Jan

    Details of contaminated land investigation pursuant to Condition 8 (phase 1-3) of planning permission dated 10th September 2025 (RN: 24/05375/FULL).

    Awaiting decision Full applications 11 docs

  • 47 Chester Square London SW1W 9EA

    26/02962/ADFULL Submitted 6 May 2026 50 yards away

    87% historically approved · decision due ~1 Jul

    Details of facing materials including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to discharge of condition 4 of planing permission dated 10th September 2025 (RN: 24/05476/LBC). Linked to 26/02877/ADLBC

    Awaiting decision Full applications Windows or glazing 6 docs

  • 47 Chester Square London SW1W 9EA

    26/02877/ADLBC Submitted 1 May 2026 50 yards away

    90% historically approved · decision due ~1 Jul

    Details of facing materials including glazing, and elevations and roof plans annotated to show where the materials are to be located pursuant to discharge of condition 3 of listed building consent dated 10th September 2025 (RN: 24/05476/LBC). Linked to 26/02962/ADFULL

    Awaiting decision Conditions Windows or glazing 7 docs

  • 54 Chester Square London SW1W 9EA

    26/01509/ADFULL Submitted 9 Mar 2026 50 yards away

    Detailed drawings of new infill roof and boundary wall trellis pursuant to Condition 4 of planning permission dated 20th February 2026 (RN: 25/08369/FULL).

    Granted Full applications Extension 14 docs
    Small domestic

In Westminster

  • 26/04878/LBC Decided

    34 Grosvenor Street London W1K 4QU

    Internal works to facilitate the subdivision of 34 Grosvenor Street and 3 Three Kings Yard

    Received 21 Jul, published by the council 1 Aug 2026 Heritage and listed buildings
  • 26/04141/LBC Decided

    80E Randolph Avenue London W9 1BG

    Replacement of sashes in two front windows at 2nd floor level and one rear window with slimline double glazed timber sashes. (Linked with 26/04142/FULL)

    Received 23 Jun, published by the council 21 Jul 2026 Heritage and listed buildings
  • 26/06230/LBC Awaiting decision

    10 Bedford Street London WC2E 9HE

    Internal redecoration/refurbishment to the existing Caffe Nero including redecorating throughout, replacing the tiled floor in the customer area, raising the timber floor by 180mm on the left-hand side upon entry to bring interest to the area, for the existing large, boxed window cils on right-hand side upon entry; the one on the far right will be removed to give way for more seating, with the other being adapted to allow for leg space below, and two bespoke decorative chandeliers to be hung in the customer area which will be installed with structural engineer approval.

    Received 11 Sep, published by the council 21 Sep 2026 Heritage and listed buildings
  • 26/06250/LBC Awaiting decision

    53 Wimpole Street London W1G 8YH

    Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06249/FULL)

    Received 11 Sep, published by the council 18 Sep 2026 Heritage and listed buildings
  • 26/06203/LBC Awaiting decision

    106 Blandford Street London W1U 8AG

    Installation of two roof-mounted anchor posts. (Linked to 26/06202/FULL)

    Received 10 Sep, published by the council 17 Sep 2026 Heritage and listed buildings