Planning application
10 Downing Street London SW1A 2AA
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
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.
As published by the council, reference 26/01372/LBC
Application record
- Reference
- 26/01372/LBC
- Type
- Listed Building Consent Application
- Status
- Pending
- Received
- 25 Feb 2026
- Validated
- 25 Feb 2026
- Ward
- St James's
- Postcode
- SW1A 2AA
Site history
Applications at this address on the Westminster register
This site has had 16 applications since 2005: 15 approved, 0 refused.
-
25/09398/FULL Granted
10 Downing Street London SW1A 2AA
Application for External Works to Steps. (Linked app: 25/08032/LBC)
-
25/08032/LBC Granted
10 Downing Street London SW1A 2AA
Application for External Works to Steps. (Linked app: 25/09398/FULL)
-
25/05863/LBC Granted
10 Downing Street London SW1A 2AA
Installation of metal angle to internal stone staircase to prevent further movement.
-
12/04103/LBC 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.
-
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.
-
11/03500/LBC Granted
10 Downing Street London SW1A 2AA
Internal alterations involving forming a new aperture in an existing dividing wall.
-
11/03473/LBC Granted
10 Downing Street London SW1A 2AA
Replacement of existing external lighting.
-
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.
-
09/00619/LBC Granted
10 Downing Street London SW1A 2AA
Refurbishment of existing WC's.
-
08/03454/LBC Granted
10 Downing Street London SW1A 2AA
Installation of CCTV.
Timeline
Dates from the published record
-
25 Feb 2026
Received by Westminster
-
21 Jul 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 22 April 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 90 days over the applications it decided in the last year.
Who's behind it
Company information only, from the register and Companies House
Feilden and Mawson LLP Agent
31 applications on PlanIndex · across 7 councils · 100% 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 recordWhat happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided heritage and listed building applications in a median of 119 days. More in our guide to how long planning decisions take.
About heritage and listed building applications
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.
Nearby applications
Within 0.3 miles
-
10 Downing Street London SW1A 2AA
Internal alterations involving forming a new aperture in an existing dividing wall.
Granted Heritage and listed buildings -
10 Downing Street London SW1A 2AA
Replacement of existing external lighting.
Granted Heritage and listed buildings -
11 Downing Street London SW1A 2AA
Internal alterations comprising new partition wall and relocation of door leaf.
Granted Heritage and listed buildings -
-
-
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.
Granted Heritage and listed buildings
Other heritage and listed building applications
In Westminster
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26/05473/LBC Decided
9A Grosvenor Square London W1K 5AE
Installation of natural Portland Stone paving to two front entrances. (Linked to 26/06273/FULL)
-
26/07421/LBC Awaiting decision
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Installation of non-illuminated vinyl lettering to the external face of the existing ground-floor shopfront windows for a temporary period. (Linked with 26/07083/ADV)
-
26/07416/LBC Awaiting decision
39 Montagu Square London W1H 2LL
Amalgamation of Flats 3 and 4 to form one single dwelling including associated internal reconfiguration and refurbishments, alterations to access arrangements and improvements to the existing terrace and private amenity spaces. Together with the removal and alteration of modern partitions, roof replacement, rebuilding of the roof terrace, new plant and addition of a new staircase, structural works, new window openings, and other associated works. (Linked with 26/07415/FULL)
-
26/07404/LBC Awaiting decision
Basement Floor And Ground Floor Queen Annes House 34 Queen Anne's Gate London SW1H 9AB
Refurbishment and enhancement of the building to facilitate its continued use as offices with ancillary residential accommodation, together with associated conservation, restoration, accessibility improvements, building services upgrades, landscaping and ancillary works. Internal and external alterations associated with the repair. (Linked with 26/07403/FULL)
-
26/07390/LBC Awaiting decision
40 Wigmore Street London W1U 2RX
Installation of a non-illuminated fascia sign measuring 0.29m x 0.79m and two vinyl signs applied to inside face of the glazed shopfront each measuring 0.22m x 0.84m. (Linked with 26/06970/ADV)