Haymarket House 28 - 29 Haymarket London SW1Y 4SP

This site has had 7 applications since 2022: 1 approved, 1 refused.

• 26/06110/ADFULL Awaiting decision

  Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  Details of a mock-up on site showing the treatment and relationship of the partitions to the windows pursuant to condition 20 of planning permission dated 15 January 2025 (24/02980/FULL).

  Submitted 7 Sep 2026
• 26/06078/ADFULL Awaiting decision

  Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  Details of existing and proposed drawings and full height sections (at a scale of 1:10) of the windows to first floor level and above demonstrating that the proposed windows match the existing frame sizes, glazing bars and profiles as closely as possible pursuant to Condition 5(c) of planning permission dated 15 January 2025 (24/02980/FULL).

  Submitted 4 Sep 2026
• 26/03318/ADFULL Awaiting decision

  Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  Details of a completed Appendix A checklist from the Code of Construction Practice, signed by the applicant and approved by the Council's Environmental Sciences Team pursuant to Condition 3 of planning permission dated 15 January 2025 (24/02980/FULL).

  Submitted 19 May 2026 Full applications
• 26/01271/ADV Awaiting decision

  Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  Display of externally illuminated projecting sign measuirng 0.42m X 0.62m, 0.425m X 0.62m, internally illuminated fascia sign measuring 3.167m X 1.2m, 1.65m X 0.77m, internally illuminated other sign measuring 0.525m X 0.84m, non illuminated other sign 4.45m X 1.06m and 1.57m X 0.88m (linked to 26/01270/FULL)

  Submitted 27 Feb 2026 Advertising
• 26/01270/FULL Awaiting decision

  Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  Alterations to the existing shopfront on the Haymarket elevation to include a new glazed shopfront with new entrance doors and the installation of fixed window boxes above the new entrance door and adjoining glazed shopfront, new entrance door to the corner entrance and installation of a new louvred grill panel to the shopfront window on the Shavers Place elevation. Installation of four new fixed uplighters to the ground floor Haymarket elevation. (Linked to 26/01271/ADV)

  Submitted 27 Feb 2026 Full applications
• 22/01937/FULL Granted

  Haymarket House 28-29 Haymarket London SW1Y 4SP

  Ground and basement level alterations and reconfiguration to facilitate enhanced associated facilities at basement level and an enhanced office entrance to Haymarket and Oxendon Street, laterall infill office extensions at 2nd to 7th floor levels, rooftop extension at 8th floor level for office use ( Class E) and associated lift core.

  Decided 29 Jul 2022 Full applications

1. 5 Jan 2026

   Received by Westminster

2. 27 Mar 2026

   Decision issued: Application Refused

3. 20 Jul 2026

   Added to PlanIndex

Westminster refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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.

• Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  26/03318/ADFULL Submitted 19 May 2026 50 yards away

  87% historically approved · decision due ~21 Jul

  Details of a completed Appendix A checklist from the Code of Construction Practice, signed by the applicant and approved by the Council's Environmental Sciences Team pursuant to Condition 3 of planning permission dated 15 January 2025 (24/02980/FULL).

  Awaiting decision Full applications 4 docs

• Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  26/06110/ADFULL Submitted 7 Sep 2026 50 yards away

  89% historically approved · decision due ~5 Nov

  Details of a mock-up on site showing the treatment and relationship of the partitions to the windows pursuant to condition 20 of planning permission dated 15 January 2025 (24/02980/FULL).

  Awaiting decision Windows or glazing

• Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  26/06078/ADFULL Submitted 4 Sep 2026 50 yards away

  89% historically approved · decision due ~10 Nov

  Details of existing and proposed drawings and full height sections (at a scale of 1:10) of the windows to first floor level and above demonstrating that the proposed windows match the existing frame sizes, glazing bars and profiles as closely as possible pursuant to Condition 5(c) of planning permission dated 15 January 2025 (24/02980/FULL).

  Awaiting decision Windows or glazing

• Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  26/01270/FULL Submitted 27 Feb 2026 50 yards away

  87% historically approved · decision due ~24 Apr

  Alterations to the existing shopfront on the Haymarket elevation to include a new glazed shopfront with new entrance doors and the installation of fixed window boxes above the new entrance door and adjoining glazed shopfront, new entrance door to the corner entrance and installation of a new louvred grill panel to the shopfront window on the Shavers Place elevation. Installation of four new fixed uplighters to the ground floor Haymarket elevation. (Linked to 26/01271/ADV)

  Awaiting decision Full applications Windows or glazing 10 docs

• Haymarket House 28 - 29 Haymarket London SW1Y 4SP

  26/01271/ADV Submitted 27 Feb 2026 50 yards away

  84% historically approved · decision due ~24 Apr

  Display of externally illuminated projecting sign measuirng 0.42m X 0.62m, 0.425m X 0.62m, internally illuminated fascia sign measuring 3.167m X 1.2m, 1.65m X 0.77m, internally illuminated other sign measuring 0.525m X 0.84m, non illuminated other sign 4.45m X 1.06m and 1.57m X 0.88m (linked to 26/01270/FULL)

  Awaiting decision Advertising 10 docs

• Panton House 25 Haymarket London SW1Y 4EN

  04/00876/TCH Submitted 5 Feb 2004 50 yards away

  Use of an area of the public highway measuring 1.0m x 4.0m on the Panton Street elevation for the placing of 3 tables and 6 chairs in connection with Strada Restaurant.

  Refused 4 docs

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06234/FULL Awaiting decision

  40 Grosvenor Place London SW1X 7HJ

  Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

  Received 11 Sep, published by the council 18 Sep 2026 Full applications
• 26/06249/FULL Awaiting decision

  53 Wimpole Street London W1G 8YH

  Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

  Received 11 Sep, published by the council 18 Sep 2026 Full applications
• 26/03576/FULL Decided

  15A Devonshire Terrace London W2 3DW

  Erection of an infill extension to basement courtyard to form new bedroom and internal alterations. (Linked with 26/03577/LBC)

  Received 1 Jun, published by the council 11 Sep 2026 Full applications