Planning applications in Westminster, May 2026

17 Belgrave Square London SW1X 8PG

Detailed drawings showing the roof top acoustic enclosure shall be painted light grey pursuant to condition 12 of planning permission dated 18th August 2025 (RN:25/03417/LBC )

17 Belgrave Square London SW1X 8PG

Detailed drawings showing the roof top acoustic enclosure shall be painted light grey pursuant to condition 6 of planning permission dated 18th August 2025 (RN:25/03416/FULL)

159 Oxford Street London W1D 2JL

Installation of replacement external window frames at first, second and third floor levels; and other associated works.

Victory House 99 - 101 Regent Street London W1B 4EZ

External alterations to Swallow Street, including the removal of an entrance to reinstate the full glazing to the retail unit fronting on Swallow Street, installation of a replacement canopy above the refurbished office door and the removal of an existing step with a stone ramp. Installation of replacement plant equipment at fifth floor level and within the extended lift motor room. Introduction of an amenity roof terrace at second floor level with a new double door opening. Alongside, the installation of proposed new steel windows incorporating louvred grilles on the Sackville Street elevation and associated works, including masonry cleaning. Internal works including the removal of the existing restaurant entrance corridor, removal of internal dropped ceiling and raised floor finishes, panelling and wall finishes, existing services, modern fixtures and fittings, existing partitions and doors. Enlargement and refurbishment of the existing reception space; refurbishment of existing internal doors, windows and the internal main stair; reinstatement of heritage doors; replacement of existing fire escape stairs and fire escape doors; removal of existing service lift and replacement within the existing and enlarged lift shaft; introduction of louvres to the lightwell; and application of intumescent spray coating to underside of existing floor slabs. Alongside, works to windows, including installation of abseil points to internal window reveals, refurbishment of existing secondary glazing and introduction of new secondary glazing where none is present, and other associated works. [Linked to 26/03037/FULL]

192 Sutherland Avenue London W9 1RX

Erection of first floor side extension, demolition of outbuilding to rear and construction of replacement single-storey studio and landscaping/decking works to garden.

222 Regent Street London

Existing roof covering upgrade, replacement of existing rooflights with new and installation of latchway system to plantroom at roof level. (Linked to 26/02753/LBC)

33 St James's Square London SW1Y 4JS

Details of unilateral undertaking pursuant to condition 7 of planning permission dated 27th October 2020 (RN: 20/03222/FULL) to ensure that demolition on the site will only occur immediately prior to development of the new building.

273 Oxford Street London W1C 2DH

Display of an internally illuminated projecting sign measuring 0.625m x 0.625m; and an internally illuminated fascia sign measuring 1.3m x 3.24m. [Linked to 26/03018/FULL]

7 Curzon Street London W1J 5HG

Use of basement, ground and first floor as an art gallery, with ancillary cafe and artist-in-residence studio (Class F1); change of use of third floor and fourth floor as office floorspace (Class E), fourth floor extension to provide additional office floorspace; alterations to the principal elevation on Curzon Street; provision of accessible front entrance and service platform lift; replacement of window openings to front and rear elevations; reconfiguration of rear 1980s elevation and repair of damaged elements; reinstatement of features across the external elevations of the building; extension and upgrade of rear external fire escape; and other associated works. (Linked with 26/03000/FULL)

87A St John's Wood Terrace London NW8 6PY

Detailed samples (or photographs of samples), confirmation of colour of finish and detailed drawings and/or manufacturers specifications showing the design of both the timber balustrad around the terrace and the screening around the plant equipment, planting plan to indicate locations, number/ density, initial planting sizes and species of trees, shrubs and climbers to be planted on the roof and Privacy Screening to the boundary of the terrace pursuant to conditions 8, 12 and 14 of planning permission dated 19th November 2025 (RN:25/06907).

West End Central Police Station 27 Savile Row London W1S 2EX

Detailed works of deconstruction and demolition full details of the pre-demolition audit in accordance with section 4.6 of the GLA's adopted Circular Economy Statement guidance, as well a minimum reuse of the façade materials of the existing building of 75% (by weight) in the construction of the approved replacement building pursuant to condition 17 of planning permission dated 20th December 2024 (RN:22/07647).

Development Site At 47-50 Poland Street And 54-57 Great Marlborough Street London

Details of sample panels of cladding for the Great Marlborough Street façade, Rebuilt Georgian façade at 48 Poland Street (to replicate the existing) and cladding for new poland Street facades pursuant to condition 31 of planning permission dated 12th September 2023 (RN:22/04419/FULL)

Development Site At 47-50 Poland Street And 54-57 Great Marlborough Street London

Detailed samples of the facing materials you will use, including glazing and the cast glass, and elevations and roof plans annotated to show where the materials are to be located pursuant to condition 27 of planning permission dated 12th September 2023 (RN:22/04419).

10 Charlbert Street London NW8 7BP

Variation of condition 1 of planning permission dated 4th July 2025 (RN 25/02612/FULL) for the replacement of existing loft dormer with an enlarged dormer extension; replacement of existing ground floor extension roof with a flat roof & a sliding door within the existing opening; installation of new conservation rooflights to the front elevation; a new small side window to the first floor; and replacement of rear first floor windows. NAMELY, to vary the plans to allow for an increase in the parapet height.

The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

Details of finished appearance of The Ritz Hotel corridor and its relationship with the rotunda; and Interior finishes and lighting of the rotunda pursuant to partial discharge of condition 6 (VI & VII) dated 24th April 2025 (RN: 24/08537/LBC).

St Louise Hostel 33 Medway Street London SW1P 2BE

Details of Signed Appendix A; Site Environmental Management Plan and Site Waste Management Plan pursuant to condition 3 of planning permission dated 13th August 2024 (RN: 23/06642/FULL).

The Ritz Hotel 150 - 156 Piccadilly London W1J 9BR

Details of changes that must be made on the 6th floor as the surveyed slab levels clash with the shower tray locations. The changes as proposed on the 7th floor are the same, with additional slab removal for a sprinkler pipe to run where a low beam has been discovered pursuant to partial discharge of condition 13 of listed building consent dated 12th March 2026 (RN: 25/07529/LBC).

79 Chester Square London SW1W 9DU

Details of new interior, which must be appropriate to the period of the building and their location; pursuant to condition 3 (part iii) of Listed Building Consent dated 11th January 2023 (RN 22/05928/LBC)

Flat 4 Carrington House Hertford Street London W1J 7RG

Installation of replacement existing single glazed steel windows with double glazed steel windows and doors to match to Flats 4,8 and 503.

Triangle Development Site Situated Adjacent To Paddington Station Praed Street London W2 6BA

Detailed independent review of the environmental sustainability features (environmentally friendly features) of the development prior to occupation of the building pursuant to condition 3 of planning permission dated 29th April 2026 (RN:25/08163).

21 Belgrave Gardens London NW8 0QY

Replacement of the existing rear double-height conservatory with a brick-built/ glazed extension.

Grafton House 2 - 3 Golden Square London W1F 9HR

Use of the basement and ground floor for Class E (b) restaurant use and installation of an internal kitchen extract to roof

87A St John's Wood Terrace London NW8 6PY

Detailed drawings of the lighting units and cowls associated with the lighting units and their relationship to the building (including confirming the colour of the cowl structures) pursuant to condition 4 (part a and b) of planning permission dated 23rd June 2025 (RN:25/02753/FULL). Linked to 26/03021/ADLBC

87A St John's Wood Terrace London NW8 6PY

Detailed drawings of the lighting units and cowls associated with the lighting units and their relationship to the building (including confirming the colour of the cowl structures) pursuant to condition 3 (part a and b) of listed building consent dated 23rd June 2025 (RN:25/02754/LBC). Linked to 26/03023/ADFULL.

17 - 21 South Audley Street London W1K 2NY

Replacement of existing Roof 01 and associated gutters including strengthening works to three retained wright iron trusses located below the existing roof; alterations to internal door opening; and other associated works. Linked with 26/02996/LBC

20 - 22 Mortimer Street London W1T 3JW

Details of post commissioning noise assessment report pursuant to Condition 9 of planning permission dated 21 August 2024 (RN 24/04062/FULL)

7 Curzon Street London W1J 5HG

Use of basement, ground and first floor as an art gallery, with ancillary cafe and artist-in-residence studio (Class F1); change of use of third floor and fourth floor as office floorspace (Class E), fourth floor extension to provide additional office floorspace; alterations to the principal elevation on Curzon Street; provision of accessible front entrance and service platform lift; replacement of window openings to front and rear elevations; reconfiguration of rear 1980s elevation and repair of damaged elements; reinstatement of features across the external elevations of the building; extension and upgrade of rear external fire escape; and other associated works. (Linked with 26/03001/LBC)

2 Ashworth Road W9 1JY

Olive, Fig And Privet to remove to ground level. Elderberry and Privet to reduce by around 1.5m height

79 Chester Square London SW1W 9DU

Details of new interior, which must be appropriate to the period of the building and their location; pursuant to condition 5 (part iii) of planning permission dated 5th January 2023 (RN 22/05927/FULL)

18 Seymour Street London W1H 7HU

Details of the repairs and upgrading of the rear oriel window pursuant to condition 5 of listed building consent dated 8th August 2023 (RN:23/02367).

25 Wilton Street London SW1X 7AX

Installation of new capped plinth and ornamental cast iron railings and gates for properties number 25 and 26, with black and gold spear finials, to match in style and material the plinth, railings, gate and finials of the adjacent property at number 24. The proposed will be a continuation of the existing.

26 Warwick Square London SW1V 2AD

Replacement windows to the ground floor flat. [Linked to 26/02763/LBC]

64 Hamilton Terrace London NW8 9UJ

Details of replacement tree pursuant to Condition 3 of planning permission dated 26 January 2026 (25/08095/TPO) Approval of details of replacement tree pursuant to condition 3 of 25/08095/TPO

Development Site At 47-50 Poland Street And 54-57 Great Marlborough Street London

Details of typical bays, windows, roof storeys and roof level plant pursuant to condition 30 (1, 2, 5 and 6) of planning permission dated 12th September 2023 (RN:22/04419).

17 - 21 South Audley Street London W1K 2NY

Replacement of existing roof and associated gutters including strengthening works to three retained wright iron trusses located below the existing roof; alterations to internal door opening; and other associated works. Linked with 26/02995/FULL

218 - 220 Baker Street London NW1 5RT

Display on non illuminated fascia sign measuring 5m X 3m and non illuminated projecting sign 1m X 2m

5 Buckingham Mews London SW1E 6NR

Erection of mansard roof extension, external alterations, replacement windows, and conversion of garage to study room.

14 - 15 Manette Street London

Confirmation that the entirety of 14-15 Manette Street has been in Class E use for a period in excess of ten years and that this is the lawful use of the property.

594 Harrow Road London W10 4NJ

Construction of two rear dormer roof extensions and installation of two front-facing rooflights.

Fourth Floor North 23 - 24 Ennismore Gardens London SW7 1AB

Retrospective application to regularise the construction of an internal stud wall separating the hallway and the kitchen.

93 - 94 Wilton Road London SW1V 1DW

Detailed drawings of the acoustic enclosure (specifying materials and finish) pursuant to partial discharge of condition 7 (part i) of planning permission dated 6th march 2026 (RN: 25/08307/FULL).

81D Shirland Road London W9 2EL

Erection of a loft conversion to existing top-floor flat incorporating new dormer to rear and three roof light windows to front elevation.

55 Inverness Terrace London W2 3JN

Rear extension of the closet wing at first floor and minor internal alterations. (Linked to 26/02969/FULL)

55 Inverness Terrace London W2 3JN

Rear extension of the closet wing at first floor and minor internal alterations. (Linked to 26/02970/LBC)

St James's Park The Mall London SW1A 1AA

Amendments to planning permission dated 07 July 2026 (RN: 26/00446/FULL) for partial relandscaping of St. James's Park to create a National Memorial to Queen Elizabeth II, including the installation of figurative sculptures, a replacement bridge, works to Marlborough Gates and the relocation of the public conveniences, kiosk, gas lamps and The Boy Statue; namely, reduction in the pathway widths, changes to Queen Elizabeth II Place and the Birdcage Walk entrance.

40 - 44 Floral Street London WC2E 9TB

Display of non illuminated temporary, decorative graphic measuring 5m X 4.3m

3 Northumberland Place London W2 5BS

Variation of condition 1 of planning permission dated 19th June 2025 (RN:25/01772/FULL) for the Erection of a mansard roof extension to a five storey terraced house and installation of solar panels at roof. Namely, to allow the painting of the front façade of the property.

6 Primrose Court 49 - 50 Prince Albert Road London NW8 7LD

Lawful Development Certificate confirming the lawful use of the Flats 5 and 6 as 1 self-contained flat on the second floor.

55 Inverness Terrace London W2 3JN

Introduction of vacuum glass within existing window frames.

52 - 54 Davies Street London W1K 5JF

Details of invasive structural repair method statement pursuant to condition 9 of listed building consent dated 27 June 2025 (RN: 25/02828/LBC).