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Planning application

20 Carlton House Terrace London SW1Y 5AN

Granted Westminster 22/05594/ADFULL Approval of Details (Full PP)

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

Proposal

Details of Appendix A from Code of Construction Practice pursuant to Condition 3 of planning permission dated 30 March 2022 (21/07642/FULL).

As published by the council, reference 22/05594/ADFULL

Application record

Reference
22/05594/ADFULL
Type
Approval of Details (Full PP)
Status
Decided
Decision
Application Permitted
Received
16 Aug 2022
Validated
16 Aug 2022
Decided
26 Aug 2022
Ward
St James's
Decision by
Delegated Decision
Postcode
SW1Y 5AN

Site history

Applications at this address on the Westminster register

This site has had 6 applications since 2022: 5 approved, 0 refused.

  • 25/06975/FULL Granted

    20 Carlton House Terrace London SW1Y 5AN

    Installation of external lighting to the eighth and tenth floor terraces.

    Decided 20 Nov 2025 Full applications
  • 25/06152/ADFULL Granted

    20 Carlton House Terrace London SW1Y 5AN

    Details of manufacturer's specification of light fittings (labelled FL1-DZ4, F1-D27 on the Carlton House Terrace elevation, F3-DZ14 on the Warwick House Street elevation and F2-DZ10 and F2-DZ9 on the Cockspur Court Facade) pursuant to condition 5 of planning permission dated 04 November 2024 (RN: 24/01754/FULL).

    Decided 9 Sep 2025 Full applications
  • 25/05797/ADFULL Granted

    20 Carlton House Terrace London SW1Y 5AN

    Detailed design of the of entrance doors to the basement car park area including the vehicular entrance and exit to the basement car park area; and new staircase to Cockspur Court pursuant to Condition 9 (iv and vi) (partial) of planning permission dated 28 July 2023 (RN 23/02725/FULL).

    Decided 29 Aug 2025 Full applications
  • 25/05734/FULL Granted

    20 Carlton House Terrace London SW1Y 5AN

    Amendments to the glazed pavilion at tenth floor terrace level.

    Decided 26 Sep 2025 Full applications
  • 25/05651/FULL Awaiting decision

    20 Carlton House Terrace London SW1Y 5AN

    Installation of pergola structure at L8 terrace, new bi-fold doors at L8 terrace and new louvres at ground floor level fronting Cockspur Court and Warwick House Street. (Retrospective)

    Submitted 12 Aug 2025 Full applications

Timeline

Dates from the published record

  1. 16 Aug 2022

    Received by Westminster

  2. 26 Aug 2022

    Decision issued: Application Permitted

  3. 30 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Agent on file

2,030 applications on PlanIndex · across 33 councils · 98% granted

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Documents

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

6 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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What this grant of permission means

Westminster granted permission on 26 August 2022, 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 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 500 metres

  • 20 Carlton House Terrace London SW1Y 5AN

    25/06152/ADFULL Submitted 29 Aug 2025 0m away

    Details of manufacturer's specification of light fittings (labelled FL1-DZ4, F1-D27 on the Carlton House Terrace elevation, F3-DZ14 on the Warwick House Street elevation and F2-DZ10 and F2-DZ9 on the Cockspur Court Facade) pursuant to condition 5 of planning permission dated 04 November 2024 (RN: 24/01754/FULL).

    Granted Full applications 10 docs
  • 20 Carlton House Terrace London SW1Y 5AN

    25/05797/ADFULL Submitted 15 Aug 2025 0m away

    Detailed design of the of entrance doors to the basement car park area including the vehicular entrance and exit to the basement car park area; and new staircase to Cockspur Court pursuant to Condition 9 (iv and vi) (partial) of planning permission dated 28 July 2023 (RN 23/02725/FULL).

    Granted Full applications 13 docs
  • 20 Carlton House Terrace London SW1Y 5AN

    25/05734/FULL Submitted 14 Aug 2025 14m away

    Amendments to the glazed pavilion at tenth floor terrace level.

    Granted Full applications Windows or glazing 22 docs
  • 20 Carlton House Terrace London SW1Y 5AN

    25/06975/FULL Submitted 29 Sep 2025 16m away

    Installation of external lighting to the eighth and tenth floor terraces.

    Granted Full applications 16 docs
  • 20 Carlton House Terrace London SW1Y 5AN

    25/05651/FULL Submitted 12 Aug 2025 20m away

    87% historically approved · decision due ~13 Nov

    Installation of pergola structure at L8 terrace, new bi-fold doors at L8 terrace and new louvres at ground floor level fronting Cockspur Court and Warwick House Street. (Retrospective)

    Awaiting decision Full applications Windows or glazing 31 docs
  • 14 - 16 Cockspur Street London SW1Y 5BL

    25/08513/FULL Submitted 20 Nov 2025 40m away

    Installation of dry riser acess cover set into the ground in front of the Cockspur Street entrance to the building.

    Granted Full applications 22 docs

In Westminster

  • 26/06024/FULL Awaiting decision

    House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

    Installation of new and replacement electronic equipment within Speaker. (Linked with 26/06025/LBC)

    3 Sep 2026 Full applications
  • 26/06017/FULL Awaiting decision

    38 Lauderdale Mansions Lauderdale Road London W9 1NE

    Installation of an external AC Unit / Heat Pump at roof level.

    2 Sep 2026 Full applications
  • 26/05938/FULL Awaiting decision

    24 Vincent Square London SW1P 2NJ

    Subdivision of existing residential property to create two self-contained 3-bedroom family homes, along with cycle parking and associated external alterations.

    1 Sep 2026 Full applications
  • 26/05935/FULL Awaiting decision

    47 Hereford Road London W2 5AH

    Installation of one number new external condenser unit to the southerly elevation service alley.

    1 Sep 2026 Full applications
  • 26/05959/FULL Awaiting decision

    Basement And Ground Floor 50 New Bond Street London W1S 1BJ

    Installation of three new condensers on the roof, within an existing designated plant area.

    1 Sep 2026 Full applications