Westminster planning applications

Marylebone High Street London

Display of illuminated Christmas decorations along Marylebone High Street comprising 16 externally projecting installations each measuring 0.9m x 2m attached to lamp posts and 17 cross-street installations each measuring 13.2m x 1.5m for a temporary period from 19th October to the 31st January 2026

18 Mercer Street London WC2H 9QE

Display of non-illuminated public art painted mural measuring 11.4m x 15.1m.

49 Villiers Street London WC2N 6NE

Display of non illuminated projecting sign measuring 0.6m x 0.6m.

First Floor Flat 28 Hormead Road London W9 3NG

Replacement of the existing rear window with a larger double-glazed timber window.

30 Artesian Road W2 5DD

Part demolition of rear ground floor structure to create an outdoor space for the dwelling with new boundary treatment.

Eresby House Rutland Gate London SW7 1BG

Replacement of three entrance doors including sliding doors to the Centre Block; replacement of existing Portland stone wall panels adjacent to the North and South Entrances; modification of entrance steps on north, centre and south block to accommodate four new access ramps; removal of, alterations to and reinstatement of existing handrails to entrances steps; and installation of external lighting associated with the ramps and entrances.

Buckingham Palace The Mall London SW1A 1AA

Internal alterations including repainting, new seating, new suspended ceiling with lighting, new furnishings, and other light refurbishment works to guard catering and dining space

154 New Cavendish Street London W1W 6YN

Erection of full-height rear infill extension to provide additional commercial floorspace at basement and ground floor levels and enlargement of flats on the upper floors.

4 Soho Place London W1D 3BG

Display of one internally illuminated projecting sign measuring 0.7m x 0.595m.

6 Bedford Street London WC2E 9HZ

Installation of a new shopfront, windows and doors onto Bedford Street and Chandos Place and internal alterations at ground and basement levels.

6 Bedford Street London WC2E 9HZ

Installation of a new shopfront, windows and doors onto Bedford Street and Chandos Place.

First Floor To Third Floor Maisonette 408 Edgware Road London W2 1ED

Erection of extensions at first, second and third floor levels, associated with use as 6 x Studios HMO.

115 Clifton Hill London NW8 0JS

Fig (T1): Reduce to previous, most recent pruning points (approx. 1-2m) Magnolia (T2): Fell Crab Apple (T3): Reduce all round by approx. 0.5-1m Liquidambar (T4): Reduce all round by approx. 1-2m

1 Whitehall London SW1A 2DD

Display of one externally illuminated projecting sign measuring 0.9m x 0.8m. (Retrospective)

Sackville House 40 Piccadilly London W1J 0DR

Alterations to the external wall in the rear lightwell including the installation of separate integrated louvres and glazed screening though with the inclusion on Level 01 of a brick band between the glazing and mechanical louvres and including associated internal alterations, adjustment to the staircase risers at basement and ground floor levels, and alterations and inclusion of joinery within the reception area at ground floor level

9 - 10 Floral Street London WC2E 9HW

Use of building as commercial, business and service uses (Class E); external alterations comprising new office entrance, shopfront and replacement windows; installation of replacement plant equipment, PV panels, mansafe system and roof lights.

68 Dean Street London W1D 4QJ

Removal of Condition 5 of the listed building consent dated 7th August 2024 (RN 24/03326/LBC) for the works to under street vaults to include waterproofing, NAMELY to remove the requirement to reinstate the non-original flagstone floor.

Marylebone Telephone Exchange Building 11 Nottingham Street London W1U 5EL

Alterations to four existing windows with new louvre panels on the north facade at first floor level and removal of an existing external duct at second floor level on the south elevation and installation of four cooling ducts

25 - 31 Wellington Street London WC2E 7DD

Display of the enclosure of any roof level plant pursuant to Condition 10 (i) of Listed Building Consent dated 22 June 2023 (RN: 22/07893/LBC) (Linked 25/07390/ADFULL)

1 Hanover Square London W1S 1HA

Detailed written scheme of investigation for a programme of archaeological work pursuant to Condition 4 (a) of planning permission dated 10th October 2025 (RN:25/01558).

Ground Floor To Top Floor 53 Balcombe Street London NW1 6HD

Use of ground to third floors as a single family dwelling house. (Class C3). (Linked with 25/07398/LBC)

31 Caird Street London W10 4RP

Proposed single storey rear extension, replacement windows and internal alterations.

4 Sussex Square London W2 2SJ

Replacement glazing and extending the internal footprint to the existing building line at the rear of the house by extending under the existing overhang created by the terrace above.

10 Browning Close London W9 1BW

1 x Portuguese laurel (T1, rear): Reduce length of all branches to previous points. Thin crown by 20% by removing branches within the crown giving less density.

25 - 31 Wellington Street London WC2E 7DD

Details of the enclosure to roof level plant pursuant to Condition 11 (i) of planning permission dated 22 June 2023 (RN: 22/08028/FULL)

1 Hanover Square London W1S 1HA

Detailed whole life carbon assessment pursuant to condition 30 (a) of planning permission dated 10th October 2025 (RN:25/01558).

Ambassador Court 17 Craven Terrace London W2 3QH

Details of glass balustrading, windows, grey roof cladding, sound insulation measures to minimise noise transmission between the new flat and the existing flats on the fourth floor, secure cycle storage, mitigation of the potential increased demand for on-street residents car parking and vibration pursuant to conditions 5, 6, 7, 8, 10,12 of planning permission dated 10th June 2026 (RN:26/02259/FULL).

London Business School Sussex Place Regent's Park London NW1 4SA

Details of hard and soft landscaping pursuant to discharge of condition 18 (Phase 1, part of the landscaping area) of planning permission dated 19th May 2023 (RN: 22/02484/FULL).

291 Harrow Road London W9 3RN

Details of whole life carbon assessment pursuant to condition 57 (i) of planning permission dated 9th October 2025 (RN:25/02170/COFUL)

8 Sussex Square London W2 2SJ

Garage conversion, including replacement of the garage door with french doors; rear lower ground floor extension; internal alterations; and replacement of the existing rear windows with aluminium windows.

11 - 12 Russell Street London WC2B 5HZ

Use of a three areas of the public highway each measuring 5.98m x 1.16m for the placing of three tables and six chairs; an area measuring 2.9 x 1.3m for the placing of one table, two chairs and one waiter station; and an area measuring 18.8m x 4.2m for decking and the placing of 19 tables, 26 chairs, eight benches, one menu board, 23 planters with screens and four umbrellas with heaters in connection with the restaurant.

291 Harrow Road London W9 3RN

Details of an auditable system of arboricultural site monitoring, site supervision and record keeping pursuant to condition 23, part 1 and in relation to demolition phase only of planning permission dated 9th October 2025 (RN:25/02170/COFUL)

291 Harrow Road London W9 3RN

Details of a habitat management and monitoring plan pursuant to condition 59 of planning permission dated 9th October 2025 (RN:25/02170/COFUL)

291 Harrow Road London W9 3RN

Details of whole life carbon assessment pursuant to condition 57 (i) of planning permission dated 9th October 2025 (RN:25/02170/COFUL)

Flats 112a To 128 Clifton Court Northwick Terrace London NW8 8JA

Replacement of ground floor front windows with double-glazed units.

61 Park Lane London W1K 1QD

Alterations to shopfront including installation of new entrance door.

1 - 3 Belgrave Mews South London SW1X 8BT

Amendments to planning permission dated 27th August 2024 (RN:24/03215/FULL) for: Demolition behind retained front facade and construction of replacement house including replacement rear extension and terrace at lower height with new shallow balcony at second floor level; replacement of the fenestration and the roof of the existing mansard to include inset PV panels and an enclosed plant deck; and reposition front door with shallower porch. NAMELY, to allow amendments to ground floor rear fenestration.

Development Site At Chelsea Barracks Chelsea Bridge Road London

Variation of Conditions 1, 2, 3, 53, 54, 55 and 58 of planning permission dated 16 November 2018 (RN 18/04103/OUT) as amended by decisions dated 23 January and 20 October 2025 (RNs 24/08839/NMA and 25/07210/NMA) for: "Variation of Conditions 1, 6, 9, 26, 46, 53, 54 and 55 of outline permission dated 12 March 2018 (RN: 17/07176/OUT) for the demolition of existing former barracks buildings and warehouse (Dove Walk) in connection with the redevelopment of the site for mixed use purposes comprising residential (Class C3), sports centre (Class D2), retail (flexible use within Class A1/A2/A3), health centre (Class D1), non-residential institution/leisure uses (flexible use within Classes D1 and/or D2); hard and soft landscaping and open space; reconfigured and new vehicular and pedestrian accesses and works to the public highway; together with all associated works including the construction of basement to provide ancillary vehicular and cycle parking, circulation, servicing and plant areas and alterations to perimeter railings." Namely, the reconfiguration of Phase 5 from the consented 20 townhouses to 87 apartments (Class C3) across three blocks (Buildings 12, 13 and 14) and the associated increase in building footprint, massing and height and the omission of one basement level.

Basement And Ground Floor 6 - 7 Portman Square London W1H 6NA

Display of two internally illuminated projecting sign measuring 0.75m x 0.75m, 0.18m x 1.23m and two illuminated fascia signs measuring 0.08m x 0.54m.

18 Seymour Street London W1H 7HU

Details of method of waterproofing of the vaults pursuant to Condition 7 of listed building consent dated 8th August 2023 (RN:23/02367/LBC)

Ground Floor To Top Floor 53 Balcombe Street London NW1 6HD

Internal alterations to change plan form in association with use as single dwelling house (Retrospective). (Linked with 25/07376/CLEUD)

15 Lanark Road London W9 1DD

Use of a single family dwelling as two self contained residential units and replacement of rear ground floor conservatory (Class C3).

33 - 35 Praed Street London W2 1NR

Amendments to planning permission dated 24th September 2024 (RN:24/03287/FULL) for Use of lower ground and ground floors as supermarket with ancillary bakery (Class E); Use of first, second and third floors as aparthotel with 19 bedrooms (Class C1); Installation of plant machinery and solar thermal panels at roof level, Replacement of windows; and associated external alterations. Namely, to allow for a series of internal changes to the layout of the building

35 Upper Brook Street London W1K 7QH

Installation of trellises to the rear terrace of the building. (Linked to 25/07350/FULL)

Bush House 30 Aldwych London WC2B 4BG

Display of twelve non illuminated flag pole banner signs measuring 4.7m x 1.67m, 2.5m x 1.14m, 1.8m x 1m.

13 Ashworth Road W9 1JW

Construction of a garden outbuilding.

Kensington Gardens Serpentine Road London W2 2UH

1 x Cornus Sp. (ref: 1), 1 x Acer grisium (ref: 2), 1 x Prunus serrula (ref: 3). 6 x Betula utilis (ref: 4 to 9), Managed mixed hazel coppice (ref: 23A), Unmanaged mixed hazel coppice(ref: 23B): fell

291 Harrow Road London W9 3RN

Details of landscaping pursuant to condition 24 of planning permission dated 09 October 2025 (RN: 25/02170/COFUL).

Development Site At 14 To 17 Paddington Green London

Details of Operational Management Plan for communal facilities and publicly accessible restaurant pursuant to condition 55 of planning permission dated 30th April 2024 (RN:24/03408/FULL).

25 Upper Montagu Street London W1H 1SA

Replacement of existing external staircase within front lightwell. (Linked to 25/08299/LBC)