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Planning application

The Dilly 21 Piccadilly London W1J 0BH

Awaiting decision Westminster 26/02953/ADFULL Approval of Details (Full PP)

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

Detailed drawings of the existing windows and historic secondary glazing, and the proposed refurbishment works, proposed windows, and proposed secondary glazing for each of the following window types: 1, 2, 3, 4, 5(a+b), 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 pursuant to condition 4 of planning permission dated 5th July 2023 (RN:22/04550/FULL) (Linked to 26/02997/ADLBC)

As published by the council, reference 26/02953/ADFULL

Application record

Reference
26/02953/ADFULL
Type
Approval of Details (Full PP)
Status
Pending
Received
5 May 2026
Validated
5 May 2026
Ward
West End
Postcode
W1J 0BH

Site history

Applications at this address on the Westminster register

This site has had 12 applications since 2025: 5 approved, 0 refused.

  • 26/05378/FULL Awaiting decision

    The Dilly 21 Piccadilly London W1J 0BH

    External repair and conservation works to existing facades, pitched and flat roofs, dormers and chimneys (linked with 26/05379/LBC)

    Submitted 7 Aug 2026 Full applications
  • 26/05379/LBC Awaiting decision

    The Dilly 21 Piccadilly London W1J 0BH

    External repair and conservation works to existing facades, pitched and flat roofs, dormers and chimneys (linked with 26/05378/FULL).

    Submitted 7 Aug 2026 Heritage and listed buildings
  • 26/04200/LBC Decided

    The Dilly 21 Piccadilly London W1J 0BH

    Retrospective strip-out of retail units at 23-26 Piccadilly and basements at 5A Air Street / 67 Regent Street to shell condition, removing modern fit-out, services, plant and shopfront elements, with associated making good and damp proofing.

    Submitted 25 Jun 2026 Heritage and listed buildings
  • 26/02997/ADLBC Awaiting decision

    The Dilly 21 Piccadilly London W1J 0BH

    Detailed drawings of the existing windows and historic secondary glazing, and the proposed refurbishment works, proposed windows, and proposed secondary glazing for each of the following window types: 1, 2, 3, 4, 5(a+b), 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 pursuant to condition 3 of listed building dated 5th July 2023 (RN:22/04551/LBC) (Linked to 26/02953/ADFULL)

    Submitted 5 May 2026 Conditions
  • 26/02808/LBC Awaiting decision

    The Dilly 21 Piccadilly London W1J 0BH

    Retrospective application for internal refurbishment of Level 2 lift lobby.

    Submitted 28 Apr 2026 Heritage and listed buildings
  • 26/00445/LBC Awaiting decision

    The Dilly 21 Piccadilly London W1J 0BH

    Internal refurbishment and redecoration of 283 guest rooms and corridors, floor levels 1 to 9.

    Submitted 26 Jan 2026 Heritage and listed buildings
  • 25/09142/LBC Granted

    The Dilly 21 Piccadilly London W1J 0BH

    Internal works to refurbish the existing ground floor entrance bar and restaurant area

    Decided 5 May 2026 Heritage and listed buildings
  • 25/08948/FULL Granted

    The Dilly 21 Piccadilly London W1J 0BH

    New external roof top plant and new ventilation ductwork to rear elevation. (Linked to 25/08949/LBC)

    Decided 20 Jul 2026 Full applications
  • 25/08949/LBC Granted

    The Dilly 21 Piccadilly London W1J 0BH

    New external roof top plant and new ventilation ductwork to rear elevation. (Linked to 25/08948/FULL)

    Decided 20 Jul 2026 Heritage and listed buildings
  • 25/08908/LBC Granted

    The Dilly 21 Piccadilly London W1J 0BH

    Repair works to existing plaster ceiling in hotel restaurant kitchen.

    Decided 28 Apr 2026 Heritage and listed buildings

Timeline

Dates from the published record

  1. 5 May 2026

    Received by Westminster

  2. 21 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 30 June 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 66 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Consarc Design Group Ltd Agent, a design practice registered in Belfast

Active · incorporated 1989 · Belfast

34 applications on PlanIndex · across 10 councils · 100% granted

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

9 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 full applications in a median of 91 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.

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  • The Dilly 21 Piccadilly London W1J 0BH

    26/02997/ADLBC Submitted 5 May 2026 50 yards away

    90% historically approved · decision due ~30 Jun

    Detailed drawings of the existing windows and historic secondary glazing, and the proposed refurbishment works, proposed windows, and proposed secondary glazing for each of the following window types: 1, 2, 3, 4, 5(a+b), 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 pursuant to condition 3 of listed building dated 5th July 2023 (RN:22/04551/LBC) (Linked to 26/02953/ADFULL)

    Awaiting decision Conditions Windows or glazing 9 docs

  • The Dilly 21 Piccadilly London W1J 0BH

    26/05378/FULL Submitted 7 Aug 2026 50 yards away

    87% historically approved · decision due ~2 Oct

    External repair and conservation works to existing facades, pitched and flat roofs, dormers and chimneys (linked with 26/05379/LBC)

    Awaiting decision Full applications Loft or dormer

  • The Dilly 21 Piccadilly London W1J 0BH

    26/05379/LBC Submitted 7 Aug 2026 50 yards away

    90% historically approved · decision due ~2 Oct

    External repair and conservation works to existing facades, pitched and flat roofs, dormers and chimneys (linked with 26/05378/FULL).

    Awaiting decision Heritage and listed buildings Loft or dormer

  • The Dilly 21 Piccadilly London W1J 0BH

    26/04200/LBC Submitted 25 Jun 2026 50 yards away

    90% historically approved · decision due ~20 Aug

    Retrospective strip-out of retail units at 23-26 Piccadilly and basements at 5A Air Street / 67 Regent Street to shell condition, removing modern fit-out, services, plant and shopfront elements, with associated making good and damp proofing.

    Decided Heritage and listed buildings Windows or glazing

  • The Dilly 21 Piccadilly London W1J 0BH

    26/02808/LBC Submitted 28 Apr 2026 50 yards away

    90% historically approved · decision due ~30 Jun

    Retrospective application for internal refurbishment of Level 2 lift lobby.

    Awaiting decision Heritage and listed buildings 12 docs

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    Received 15 Sep, published by the council 17 Sep 2026 Full applications
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