Skip to content
PlanIndex Get alerts
Menu

Planning application

Devonshire House Mayfair Place London W1J 8AJ

Granted Westminster 23/03662/FULL Full Planning Permission Application

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

Proposal

Works to the tenth floor terrace to include installation of new timber furniture shed, decking, lighting, planting and new access doors. Internal alterations at ninth and tenth floor levels. (Linked with 23/03663/LBC)

As published by the council, reference 23/03662/FULL

Application record

Reference
23/03662/FULL
Type
Full Planning Permission Application
Status
Decided
Decision
Granted As published: Application Permitted
Received
1 Jun 2023
Validated
1 Jun 2023
Decided
18 Jul 2023
Ward
West End
Decision by
Delegated Decision
Postcode
W1J 8AJ

Site history

Applications at this address on the Westminster register

This site has had 6 applications since 2023: 4 approved, 0 refused.

  • 26/03963/ADLBC Decided

    Devonshire House Mayfair Place London W1J 8AJ

    Details of facing materials pursuant to condition 3 of listed building consent dated 19 May 2026 (RN: 25/08851/LBC).

    Submitted 16 Jun 2026
  • 25/08851/LBC Awaiting decision

    Devonshire House Mayfair Place London W1J 8AJ

    Replacement of existing terrace paving, strip lighting and exit signage as well as alterations to the balustrade fitting system and introduction of two access control bollards.

    Submitted 5 Dec 2025 Heritage and listed buildings
  • 25/05061/ADFULL Granted

    Devonshire House Mayfair Place London W1J 8AJ

    Detailed drawings of the new doors pursuant to condition 6 of planning permission dated 13th February 2025 (RN:24/06627/FULL)

    Decided 3 Sep 2025 Full applications
  • 25/05178/ADLBC Granted

    Devonshire House Mayfair Place London W1J 8AJ

    Detailed drawings of the new doors pursuant to Condition 2 of listed building consent dated 13th February 2025 (RN:24/06628/LBC)

    Decided 3 Sep 2025 Conditions
  • 23/03663/LBC Granted

    Devonshire House Mayfair Place London W1J 8AJ

    Works to the tenth floor terrace to include installation of new timber furniture shed, decking, lighting, planting and new access doors. Internal alterations at ninth and tenth floor levels. (Linked with 23/03662/FULL)

    Decided 18 Jul 2023 Heritage and listed buildings

Timeline

Dates from the published record

  1. 1 Jun 2023

    Received by Westminster

  2. 18 Jul 2023

    Decision issued: Application Permitted

  3. 2 Oct 2026

    Added to PlanIndex

Cases linked to this one on the register

1 later application on the register refers to this one:

  • 23/03663/LBC Granted

    Devonshire House Mayfair Place London W1J 8AJ

    Works to the tenth floor terrace to include installation of new timber furniture shed, decking, lighting, planting and new access doors. Internal alterations at ninth and tenth floor levels. (Linked with 23/03662/FULL)

    Decided 18 Jul 2023 Heritage and listed buildings

Who's behind it

Company information only, from the register and Companies House

Avison Young Limited Agent

1,574 applications on PlanIndex · across 182 councils · 94% 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

29 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 this grant of permission means

Westminster granted permission on 18 July 2023, 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 0.3 miles

  • Devonshire House Mayfair Place London W1J 8AJ

    23/03663/LBC Submitted 1 Jun 2023 50 yards away

    Works to the tenth floor terrace to include installation of new timber furniture shed, decking, lighting, planting and new access doors. Internal alterations at ninth and tenth floor levels. (Linked with 23/03662/FULL)

    Granted Heritage and listed buildings 23 docs
    Small domestic

  • Devonshire House Mayfair Place London W1J 8AJ

    25/05061/ADFULL Submitted 21 Jul 2025 50 yards away

    Detailed drawings of the new doors pursuant to condition 6 of planning permission dated 13th February 2025 (RN:24/06627/FULL)

    Granted Full applications 9 docs

  • Second Floor (Excluding North East Part) Devonshire House Mayfair Place London W1J 8AJ

    26/05130/LBC Submitted 30 Jul 2026 50 yards away

    90% historically approved · decision due ~15 Oct

    Installation of two air conditioning condenser units to the second floor lightwell, two internal air conditioning units, and associated pipework. (Linked with 26/05129/FULL)

    Decided Heritage and listed buildings 7 docs

  • Devonshire House Mayfair Place London W1J 8AJ

    26/03963/ADLBC Submitted 16 Jun 2026 50 yards away

    89% historically approved · decision due ~11 Aug

    Details of facing materials pursuant to condition 3 of listed building consent dated 19 May 2026 (RN: 25/08851/LBC).

    Decided

  • Second Floor (Excluding North East Part) Devonshire House Mayfair Place London W1J 8AJ

    26/05129/FULL Submitted 30 Jul 2026 50 yards away

    88% historically approved · decision due ~15 Oct

    Installation of two air conditioning condenser units to the second floor lightwell, two internal air conditioning units, and associated pipework. (Linked with 26/05130/LBC)

    Decided Full applications

  • Devonshire House Mayfair Place London W1J 8AJ

    25/05178/ADLBC Submitted 21 Jul 2025 50 yards away

    Detailed drawings of the new doors pursuant to Condition 2 of listed building consent dated 13th February 2025 (RN:24/06628/LBC)

    Granted Conditions 9 docs

In Westminster

  • 26/05708/FULL Decided

    Flat 23 Imperial Court 55 - 56 Prince Albert Road London NW8 7PT

    Replacement of existing windows and louvres.

    Received 20 Aug, published by the council 18 Sep 2026 Full applications
  • 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