1 Horse Guards Road London SW1A 2HQ

This site has had 15 applications since 2025: 6 approved, 0 refused.

• 26/06820/LBC Awaiting decision

  1 Horse Guards Road London SW1A 2HQ

  Please refer to the drawings and Design & Access Statement provided via email to WCC (Linked with 26/06819/FULL)

  Submitted 6 Oct 2026 Heritage and listed buildings
• 26/05895/LBC Decided

  1 Horse Guards Road London SW1A 2HQ

  Internal alterations.

  Submitted 27 Aug 2026 Heritage and listed buildings
• 26/05565/LBC Decided

  1 Horse Guards Road London SW1A 2HQ

  Internal alterations.

  Submitted 14 Aug 2026 Heritage and listed buildings
• 26/05312/TCA Awaiting decision

  1 Horse Guards Road London SW1A 2HQ

  T8, T14, T15 & T18 dead/dying trees; Section fell to ground level.

  Submitted 5 Aug 2026 Trees
• 26/05224/LBC Decided

  1 Horse Guards Road London SW1A 2HQ

  Internal alterations.

  Submitted 3 Aug 2026 Heritage and listed buildings
• 26/04691/LBC Awaiting decision

  1 Horse Guards Road London SW1A 2HQ

  Internal alterations to EP1.

  Submitted 14 Jul 2026 Heritage and listed buildings
• 26/02790/LBC Awaiting decision

  1 Horse Guards Road London SW1A 2HQ

  Internal alterations.

  Submitted 27 Apr 2026 Heritage and listed buildings
• 26/02182/LBC Awaiting decision

  1 Horse Guards Road London SW1A 2HQ

  Internal alterations.

  Submitted 1 Apr 2026 Heritage and listed buildings
• 25/09098/LBC Granted

  1 Horse Guards Road London SW1A 2HQ

  Listed building consent for internal alterations across EP1.

  Decided 19 Mar 2026 Heritage and listed buildings
• 25/08461/LBC Granted

  1 Horse Guards Road London SW1A 2HQ

  External Repairs at Government Offices Great George Street.

  Decided 17 Mar 2026 Heritage and listed buildings

1. 6 Oct 2026

   Received by Westminster

2. 8 Oct 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 1 December 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 86 days over the applications it decided in the last year.

1 later application on the register refers to this one:

• 26/06820/LBC Awaiting decision

  1 Horse Guards Road London SW1A 2HQ

  Please refer to the drawings and Design & Access Statement provided via email to WCC (Linked with 26/06819/FULL)

  Submitted 6 Oct 2026 Heritage and listed buildings

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 119 days. More in our guide to how long planning decisions take.

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.

• 1 Horse Guards Road London SW1A 2HQ

  26/05224/LBC Submitted 3 Aug 2026 50 yards away

  90% historically approved · decision due ~28 Sep

  Internal alterations.

  Decided Heritage and listed buildings

• 1 Horse Guards Road London SW1A 2HQ

  26/06820/LBC Submitted 6 Oct 2026 50 yards away

  90% historically approved · decision due ~1 Dec

  Please refer to the drawings and Design & Access Statement provided via email to WCC (Linked with 26/06819/FULL)

  Awaiting decision Heritage and listed buildings

• 1 Horse Guards Road London SW1A 2HQ

  26/05565/LBC Submitted 14 Aug 2026 50 yards away

  90% historically approved · decision due ~9 Oct

  Internal alterations.

  Decided Heritage and listed buildings

• 1 Horse Guards Road London SW1A 2HQ

  26/04691/LBC Submitted 14 Jul 2026 50 yards away

  90% historically approved · decision due ~8 Sep

  Internal alterations to EP1.

  Awaiting decision Heritage and listed buildings

• 1 Horse Guards Road London SW1A 2HQ

  26/05895/LBC Submitted 27 Aug 2026 50 yards away

  90% historically approved · decision due ~22 Oct

  Internal alterations.

  Decided Heritage and listed buildings 1 doc

• 1 Horse Guards Road London SW1A 2HQ

  26/05312/TCA Submitted 5 Aug 2026 50 yards away

  100% historically approved · decision due ~30 Sep

  T8, T14, T15 & T18 dead/dying trees; Section fell to ground level.

  Awaiting decision Trees

• 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
• 26/06134/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
• 26/07258/FULL Awaiting decision

  16A Croxley Road London W9 3HL

  Installation of air to air heat pumps to offices and bedrooms.

  Received 22 Oct, published by the council 23 Oct 2026 Full applications
• 26/07193/FULL Awaiting decision

  98 Victoria Street London SW1E 5JL

  Shopfront alterations. (Linked with 26/07194/ADV)

  Received 21 Oct, published by the council 22 Oct 2026 Full applications
• 26/07187/FULL Awaiting decision

  Ground Floor Flat 151 Portnall Road London W9 3BN

  Erection of a single storey rear extension.

  Received 21 Oct, published by the council 22 Oct 2026 Full applications