10 Downing Street London SW1A 2AA

This site has had 16 applications since 2005: 15 approved, 0 refused.

• 26/01372/LBC Awaiting decision

  10 Downing Street London SW1A 2AA

  Removal and replacement of internal doors, typically existing frames and architraves to remain in place. Addition of two new doors at 3rd floor level. Removal of modern timber framed partition and door, replaced with new construction at similar location at 3rd floor. Replacement of a modern security shutter with a fire curtain.

  Submitted 25 Feb 2026 Heritage and listed buildings
• 25/09398/FULL Granted

  10 Downing Street London SW1A 2AA

  Application for External Works to Steps. (Linked app: 25/08032/LBC)

  Decided 31 Mar 2026 Full applications
• 25/08032/LBC Granted

  10 Downing Street London SW1A 2AA

  Application for External Works to Steps. (Linked app: 25/09398/FULL)

  Decided 31 Mar 2026 Heritage and listed buildings
• 25/05863/LBC Granted

  10 Downing Street London SW1A 2AA

  Installation of metal angle to internal stone staircase to prevent further movement.

  Decided 9 Oct 2025 Heritage and listed buildings
• 12/04102/FULL Granted

  10 Downing Street London SW1A 2AA

  Erection of new railings and handrail to existing flight of steps leading from Mountbatten Green to Downing Street.

  Decided 2 Jul 2012 Full applications
• 11/03500/LBC Granted

  10 Downing Street London SW1A 2AA

  Internal alterations involving forming a new aperture in an existing dividing wall.

  Decided 14 Jun 2011 Heritage and listed buildings
• 11/03473/LBC Granted

  10 Downing Street London SW1A 2AA

  Replacement of existing external lighting.

  Decided 14 Jun 2011 Heritage and listed buildings
• 09/08135/LBC Granted

  10 Downing Street London SW1A 2AA

  Brickwork conservation to the Kent block and relaying of paving to the Kent Block Terrace: Repair and conservation of the red coloured brickwork of the North or Kent Block and the black coloured brickwork of west face of the link corridor to the front block with associated repairs to the clay tile roofing and timber cornice below the gutter: Lifting of paving to the terrace to the west of the Kent block, excavation of loose fill, placement of lime concrete fill with hydraulic lime based tanking water resisting layer and reinstatement of the stone paving.

  Decided 2 Dec 2009 Heritage and listed buildings
• 09/00619/LBC Granted

  10 Downing Street London SW1A 2AA

  Refurbishment of existing WC's.

  Decided 1 Apr 2009 Heritage and listed buildings
• 08/03454/LBC Granted

  10 Downing Street London SW1A 2AA

  Installation of CCTV.

  Decided 1 Sep 2008 Heritage and listed buildings

1. 17 Apr 2012

   Received by Westminster

2. 2 Jul 2012

   Decision issued: Application Permitted

3. 29 Jul 2026

   Added to PlanIndex

Westminster granted permission on 2 July 2012, 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.

Listed building consent is needed for works that affect the special interest of a listed building, and carrying out such works without it is a criminal offence. More in our guide to planning application types.

• 10 Downing Street London SW1A 2AA

  11/03500/LBC Submitted 8 Apr 2011 50 yards away

  Internal alterations involving forming a new aperture in an existing dividing wall.

  Granted Heritage and listed buildings

• 10 Downing Street London SW1A 2AA

  11/03473/LBC Submitted 8 Apr 2011 50 yards away

  Replacement of existing external lighting.

  Granted Heritage and listed buildings

• 11 Downing Street London SW1A 2AA

  10/06521/LBC Submitted 28 Jul 2010 50 yards away

  Internal alterations comprising new partition wall and relocation of door leaf.

  Granted Heritage and listed buildings

• 10 Downing Street London SW1A 2AA

  08/03454/LBC Submitted 17 Apr 2008 50 yards away

  Installation of CCTV.

  Granted Heritage and listed buildings

• 10 Downing Street London SW1A 2AA

  08/03453/FULL Submitted 17 Apr 2008 50 yards away

  Installation of a CCTV camera.

  Granted Full applications

• 10 Downing Street London SW1A 2AA

  09/08135/LBC Submitted 7 Oct 2009 50 yards away

  Brickwork conservation to the Kent block and relaying of paving to the Kent Block Terrace: Repair and conservation of the red coloured brickwork of the North or Kent Block and the black coloured brickwork of west face of the link corridor to the front block with associated repairs to the clay tile roofing and timber cornice below the gutter: Lifting of paving to the terrace to the west of the Kent block, excavation of loose fill, placement of lime concrete fill with hydraulic lime based tanking water resisting layer and reinstatement of the stone paving.

  Granted Heritage and listed buildings

• 26/07223/LBC Awaiting decision

  Paddington Station Praed Street London W2 1HB

  Installation of a new louvred enclosure, with access doors, across the entrance to the under-croft area.

  Received 22 Oct, published by the council 26 Oct 2026 Heritage and listed buildings
• 26/07202/LBC Awaiting decision

  Basement East And Ground Floor And First Floor 33 Weymouth Street London W1G 7BY

  Replacement of 13 doorsets with fire doors.

  Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings
• 26/07183/LBC Awaiting decision

  306 - 308 Regent Street London W1B 3AT

  Installation of a manually operated retractable fabric awning to the existing shopfront at 308 Regent Street, comprising an orange fabric canopy with discreet printed lettering to the front valance, together with associated supporting framework, mounting brackets and fixings to the existing fa?ade.

  Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
• 26/07191/LBC Awaiting decision

  6 Wilton Place London SW1X 8RH

  Layout alterations and replacement of internal doors.

  Received 21 Oct, published by the council 22 Oct 2026 Heritage and listed buildings
• 26/07199/LBC Awaiting decision

  49 Queen's Gardens London W2 3AA

  Erection of a mansard roof extension incorporating rooflights and a rear balcony; installation of Juliet balconies at ground and first floor levels to the rear; demolition of the existing courtyard extension and erection of a single-storey infill extension; extension of the rear wing at first floor (mezzanine) and second floor levels; fenestration alterations including the installation of new windows; stucco repairs and partial rebuilding of the rear extensions; and associated internal alterations at all levels. (Linked to 26/07198/FULL)

  Received 21 Oct, published by the council 23 Oct 2026 Heritage and listed buildings