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Planning application

Dorchester Hotel 53 Park Lane London W1K 1QA

Awaiting decision Westminster 26/05711/FULL Full applications

Works: Windows or glazing

Relates to 26/05712/LBC

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

Proposal

Removal and replacement of external facing materials and windows to the Harlequin Suite at ninth floor level on the west elevation (Linked with 26/05712/LBC)

As published by the council, reference 26/05711/FULL

Application record

Reference
26/05711/FULL
Category
Full applications
Status
Pending
Received
20 Aug 2026
Validated
26 Aug 2026
Postcode
W1K 1QA

Site history

Applications at this address on the Westminster register

This site has had 18 applications since 2025: 6 approved, 0 refused.

  • 26/06482/FULL Awaiting decision

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Installation of rooflight on the southwest corner of the roof. (Linked with 26/06483/LBC)

    Submitted 22 Sep 2026 Full applications
  • 26/06483/LBC Awaiting decision

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Installation of rooflight on the southwest corner of the roof. (Linked with 26/06482/FULL)

    Submitted 22 Sep 2026 Heritage and listed buildings
  • 26/05795/ADFULL Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Details of new doors and windows pursuant to Condition 4 (A and B) of planning permission dated 29th September 2023 (RN22/08705/FULL)

    Decided 8 Sep 2026
  • 26/05759/ADLBC Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Detailed drawings of the new doors and new windows pursuant to condition 4 (A), (B) of listed building dated 29th September 2023 (RN:22/08706/LBC)

    Submitted 21 Aug 2026
  • 26/05712/LBC Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Removal and replacement of external facing materials and windows to the Harlequin Suite at ninth floor level on the west elevation of the building. (Linked with 26/05711/FULL)

    Submitted 20 Aug 2026 Heritage and listed buildings
  • 26/05713/ADFULL Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Details of photographs and/or manufacturers' specifications of the facing materials pursuant to condition 4 of planning permission dated 20 March 2026 (RN: 24/06594/FULL)

    Submitted 20 Aug 2026
  • 26/05634/ADLBC Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Details of approval of photographs and/or manufacturers' specifications of the facing materials you will use, including paving, and elevations and roof plans annotated to show where the materials are to be located and detailed drawings of new internal doors pursuant to conditions 3 and 4 of listed building consent dated 20th March 2026 (RN 24/06595/LBC)

    Submitted 18 Aug 2026
  • 26/04237/ADV Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Display of 3 illuminated flags at ninth floor to the south elevation measuring 2.7m x 1.4m. (Linked to 26/04220/LBC)

    Decided 15 Jul 2026 Advertising
  • 26/04220/LBC Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Erection of 3 externally illuminated flagpoles at ninth floor to the south elevation. (Linked to 26/04237/ADV)

    Submitted 25 Jun 2026 Heritage and listed buildings
  • 25/09221/FULL Granted

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Variation of condition 5 of planning permission dated 15 November 2024 (RN:24/05001/FULL) for the: Installation of flue to mezzanine roof on the Northwest facade for an emergency generator. Namely, to allow extension to the timeframe to prepare the final material.

    Decided 9 Apr 2026 Full applications

Timeline

Dates from the published record

  1. 20 Aug 2026

    Received by Westminster

  2. 26 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 28 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 21 October 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

  • 26/05712/LBC Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Removal and replacement of external facing materials and windows to the Harlequin Suite at ninth floor level on the west elevation of the building. (Linked with 26/05711/FULL)

    Submitted 20 Aug 2026 Heritage and listed buildings

1 later application on the register refers to this one:

  • 26/05712/LBC Decided

    Dorchester Hotel 53 Park Lane London W1K 1QA

    Removal and replacement of external facing materials and windows to the Harlequin Suite at ninth floor level on the west elevation of the building. (Linked with 26/05711/FULL)

    Submitted 20 Aug 2026 Heritage and listed buildings

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

  • Dorchester Hotel 53 Park Lane London W1K 1QA

    26/05712/LBC Submitted 20 Aug 2026 50 yards away

    90% historically approved · decision due ~21 Oct

    Removal and replacement of external facing materials and windows to the Harlequin Suite at ninth floor level on the west elevation of the building. (Linked with 26/05711/FULL)

    Decided Heritage and listed buildings Windows or glazing
  • Dorchester Hotel 53 Park Lane London W1K 1QA

    26/05759/ADLBC Submitted 21 Aug 2026 50 yards away

    89% historically approved · decision due ~16 Oct

    Detailed drawings of the new doors and new windows pursuant to condition 4 (A), (B) of listed building dated 29th September 2023 (RN:22/08706/LBC)

    Decided Windows or glazing
  • Dorchester Hotel 53 Park Lane London W1K 1QA

    26/05713/ADFULL Submitted 20 Aug 2026 50 yards away

    89% historically approved · decision due ~15 Oct

    Details of photographs and/or manufacturers' specifications of the facing materials pursuant to condition 4 of planning permission dated 20 March 2026 (RN: 24/06594/FULL)

    Decided
  • Dorchester Hotel 53 Park Lane London W1K 1QA

    26/05634/ADLBC Submitted 18 Aug 2026 50 yards away

    89% historically approved · decision due ~13 Oct

    Details of approval of photographs and/or manufacturers' specifications of the facing materials you will use, including paving, and elevations and roof plans annotated to show where the materials are to be located and detailed drawings of new internal doors pursuant to conditions 3 and 4 of listed building consent dated 20th March 2026 (RN 24/06595/LBC)

    Decided
  • Dorchester Hotel 53 Park Lane London W1K 1QA

    26/05795/ADFULL Submitted 24 Aug 2026 50 yards away

    Details of new doors and windows pursuant to Condition 4 (A and B) of planning permission dated 29th September 2023 (RN22/08705/FULL)

    Decided Windows or glazing
  • Dorchester Hotel 53 Park Lane London W1K 1QA

    26/04237/ADV Submitted 26 Jun 2026 50 yards away

    Display of 3 illuminated flags at ninth floor to the south elevation measuring 2.7m x 1.4m. (Linked to 26/04220/LBC)

    Decided Advertising

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