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Planning application

The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

Granted Westminster 25/08394/ADFULL Approval of Details (ADLBC)

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Details of doors in William Kent House and CCTV pursuant to Condition 6 (vii (part) and xviii of listed building consent dated 24 April 2025 (RN: 24/08537/LBC).

As published by the council, reference 25/08394/ADFULL

Application record

Reference
25/08394/ADFULL
Type
Approval of Details (ADLBC)
Status
Decided
Decision
Granted As published: Application Permitted
Received
17 Nov 2025
Validated
17 Nov 2025
Decided
18 Feb 2026
Ward
St James's
Decision by
Delegated Decision
Postcode
W1J 9BR

Site history

Applications at this address on the Westminster register

This site has had 42 applications since 2022: 14 approved, 1 refused.

  • 26/07029/ADLBC Decided

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of light box for Palm Court and the lighting effect pursuant to condition 6 (xi) (part) of planning permission dated 12th March 2026 (25/07529/LBC)

    Decided 23 Oct 2026
  • 26/06585/ADLBC Decided

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of any changes to the approved works to the existing building fabric and repair strategies following any further site discoveries namely revised details for window architraves in guest rooms pursuant to Condition 13 of listed building consent dated 12 March 2026 (RN:25/07529/LBC)

    Submitted 25 Sep 2026
  • 26/05735/ADLBC Decided

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of changes to approved works to the existing building fabric and repair strategies following further site discoveries or opening up pursuant to condition 13 of listed building consent dated 13 March 2026 (25/07529/LBC).

    Submitted 21 Aug 2026
  • 26/05549/ADLBC Decided

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of the new windows and external doors and detils of the external metalwork including the gates and screens to the ground floor of the new Arlington Street façade pursuant to condition 6 (I and II) of listed building dated 12 March 2026 (RN:25/07529/LBC).

    Decided 23 Sep 2026
  • 26/05536/ADLBC Decided

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of external metalwork including the gates and screens to the ground floor of the new Arlington Street façade pursuant to Condition 6 (II) of listed building consent dated 12th March 2026 (RN 25/07529/LBC)

    Submitted 13 Aug 2026
  • 26/05096/ADLBC Decided

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of additional slab removal for shower trays and drains on Level 4 pursuant to Condition 13 (part) of listed building consent dated 23 February 2026 (RN: 25/07529/LBC).

    Submitted 29 Jul 2026
  • 26/04906/ADLBC Decided

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Sample panel of the proposed roofing slate pursuant to Condition 3 of listed building consent dated 20th July 2026 (RN: 26/03404/LBC)

    Submitted 22 Jul 2026
  • 26/04502/ADLBC Awaiting decision

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of works to laylight of Palm Court; pursuant to condition 6 (xvii) of listed building consent dated 12th March 2026 (25/07529/LBC)

    Submitted 6 Jul 2026 Conditions
  • 26/04413/ADLBC Awaiting decision

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of interior finishes pursuant to condition 6 part VII (partial) of listed building consent dated 23 February 2026 (RN: 25/07529/LBC)

    Submitted 3 Jul 2026
  • 26/04299/ADLBC Awaiting decision

    The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    Details of any changes to the approved works to the existing building fabric and repair strategies; pursuant to condition 13 of Listed Building Consent dated 12th March 2026 (RN 25/07529/LBC)

    Submitted 29 Jun 2026 Conditions

Timeline

Dates from the published record

  1. 17 Nov 2025

    Received by Westminster

  2. 18 Feb 2026

    Decision issued: Application Permitted

  3. 20 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

DP9 Ltd Agent

Active · incorporated 2004

2,655 applications on PlanIndex · across 36 councils · 98% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

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Documents

Plans, drawings, consultee responses and the officer's report

12 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.

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Open the documents

What this grant of permission means

Westminster granted permission on 18 February 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About condition discharge and variation applications

This application deals with conditions on an existing permission, supplying the details a condition requires or asking to vary or remove one, without reopening the permission itself. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    26/03404/LBC Submitted 22 May 2026 50 yards away

    90% historically approved · decision due ~17 Jul

    Replacement of slate roof tiles on mansard roofs of Piccadilly, Green Park and Arlington Street elevations of the Ritz Hotel.

    Awaiting decision Heritage and listed buildings Loft or dormer Roofing 10 docs
  • The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    26/04502/ADLBC Submitted 6 Jul 2026 50 yards away

    89% historically approved · decision due ~31 Aug

    Details of works to laylight of Palm Court; pursuant to condition 6 (xvii) of listed building consent dated 12th March 2026 (25/07529/LBC)

    Awaiting decision Conditions 4 docs
  • The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    26/04299/ADLBC Submitted 29 Jun 2026 50 yards away

    89% historically approved · decision due ~24 Aug

    Details of any changes to the approved works to the existing building fabric and repair strategies; pursuant to condition 13 of Listed Building Consent dated 12th March 2026 (RN 25/07529/LBC)

    Awaiting decision Conditions 4 docs
  • The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    25/07529/LBC Submitted 17 Oct 2025 50 yards away

    Alterations and extensions to the Ritz Hotel and William Kent House including the change of use of the casino to a dual flexible use as hotel and/or private members club, a two storey side extension to William Kent House, extensions to the Ritz hotel including on the site of 22 Arlington Street comprising an extension of five basements, lower ground, ground, mezzanine and seven upper floors to provide additional hotel floorspace, new and upgraded hotel facilities including hotel rooms, restaurant and spa, new entrances on Arlington Street, arrival and drop off facilities, changes to the servicing and refuse facilities, car and cycle parking, plant, landscaping and all works including demolition, enabling, highways, temporary construction logistics works and other ancillary works (Amendments to listed building consent dated 24 April 2025 RN:24/08537/LBC).

    Granted Heritage and listed buildings Extension Demolition 428 docs
  • The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

    25/07555/NMA Submitted 17 Oct 2025 50 yards away

    Amendments to planning permission dated 12 July 2022 (RN: 21/07264/FULL); namely, changes to description of development to include temporary construction logistics works and to wording of Condition 7 in relation to external rainwater downpipes; and minor internal and external alterations, including removal of railings from seventh floor dormer windows on Piccadilly; and relocation of copper lion head on the roof of The Ritz.

    Granted Amendments Loft or dormer Windows or glazing 24 docs
  • 21 Arlington Street SW1A 1RN

    25/06195/TCA Submitted 1 Sep 2025 50 yards away

    T1 1 x purple beech: crown reduce all round by 0.5-1m to shape and tidy, not exceeding any previous reduction points. Reduce overlong, extended branches only by up to 1.5m (not exceeding previous reduction points) to bring into the main canopy line. T2 1 x Japanese maple: crown reduce by up to 1m and prune back any overextended lateral branches into main canopy line, maintaining crown shape. T3 1 x walnut: reduce height by up to 1.5m and shape the lateral branches to create a more compact crown and aesthetically pleasing overall outline T4 1 x cherry: crown reduce by up to 1m to create a neater and more compact crown.

    Granted Trees 7 docs

In Westminster

  • 26/02704/ADLBC Decided

    New Zealand House 80 Haymarket London SW1Y 4TE

    Details of new visible security fixtures in the Royal Opera Arcade pursuant to condition 7(f) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC). Linked to 26/02618/ADFULL

    Received 21 Apr, published by the council 21 Jul 2026 Conditions
  • 26/04860/ADLBC Granted

    New Zealand House 80 Haymarket London SW1Y 4TE

    Details of external and internal signage strategy pursuant to Condition 7(E) of listed building consent dated 12th February 2021 (RN: 19/07816/LBC)

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 26/04843/ADLBC Granted

    New Zealand House 80 Haymarket London SW1Y 4TE

    Detailed design and specification of new blinds to NZH based on mock-up trials on-site pursuant to Condition 6(m) of listed building consent dated 12th February 2021 (19/07816/LBC).

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 26/04850/ADLBC Awaiting decision

    17 Belgrave Square London SW1X 8PG

    Detailed drawings of garage doors, roof lantern and any new lighting and flooring in the principal rooms pursuant to condition 6 (iii) (iv) (v) of listed building 18th August 2025 (RN:25/03417/LBC)

    Received 20 Jul, published by the council 1 Aug 2026 Conditions
  • 25/07120/ADLBC Granted

    72 - 74 Lancaster Gate London W2 3NH

    Details of new and altered doors and door architraves, including external faces of lifts (detailed elevations and sections at 1:10) pursuant to Condition 3 (A) of Listed Building Consent dated 14 December 2023 (RN: 23/00772/LBC) (Linked app: 25/07088/ADFULL)

    Received 2 Oct, published by the council 21 Jul 2026 Conditions