Amendments to planning permission dated 14th July 2022 (RN: 21/08289/FULL) for, 'Alterations to Grosvenor Square Gardens, including redesign of the gardens, comprising of hard and soft landscaping improvements, works to trees (including tree removal and new planting), with new and realigned paths, paving and rills, new perimeter railings, new western entrance, new lighting and planting, the introduction of a shaded garden and wetlands, installation of plinths for the display of sculptures/artworks, informal play areas, the construction of buildings (gardeners hut, public WCs and educational building with catering facilities (sui generis)), external gardeners store, photo voltaic panels, structures, and associated works'; NAMELY, to amend the wording of the description of development of the planning permission, to remove reference to the rills.

Amendments to planning permission dated 18th February 2021 (RN:20/06601/FULL) for Variation of condition 1 of planning permission dated 21.5.20 (RN:19/07406/FULL), which itself varied condition 1 and 9 of planning permission dated 20.11.18 (RN: 18/03520/FULL) which itself varied condition 1 of planning permission dated 12 September 2017 (RN: 16/06423/FULL) for, 'Alterations to the existing building including retention & repair of the front and side facades, part demolition & replacement of the rear facade, rear extension of the 2nd-5th floors, removal of existing & introduction of a new 6th floor, introduction of a new set-back 7th floor, extension of the existing basement levels to include two additional basement levels (including one mezzanine level), installation of roof plant & plant screen, public realm works including hard & soft landscaping, removal of the security kiosks, fencing, bollards & gates/barriers to Blackburne's Mews & Culross Street, removal & replacement of 6 No. trees in front of the Grosvenor Square elevation & re-opening of the road on the western side of the Square, all in connection with the use of the building as a hotel (Class C1) with flexible retail/restaurant use at 1st floor, ground floor and basement 1 (Class A1/Class A3/Class C1), flexible restaurant/bar use at 7th floor (Class A3/Class A4/Class C1), leisure/spa facilities within the basement (Class D2/Class C1) & an ancillary ballroom, event spaces, back of house facilities & associated car, cycle parking & servicing facilities accessed from Blackburne's Mews, & other associated works' - NAMELY, to amend Condition 17 to remove reference to the seventh-floor level [requiring public access] and an additional condition to read as follows: The area at seventh floor level designated as a restaurant/bar (Flexible Class A3/A4/C1) must remain open to members of the general public (whether or not they are guests at the hotel or visitors of hotel guests) on not less than 200 days per year

Variation of condition 1 of planning permission dated 20th May 2021 (RN 20/08074/FULL ) for the enlargement of rear lightwells and erection of rear extensions at lower ground floor, use of garage as habitable accommodation and associated replacement of garage door with window, replacement windows in rear extension, replacement rooflights, removal of tree in front garden and associated landscaping as well as internal alterations across all levels. NAMELY, amend the size and position of approved rear rooflight, amend the position of approved rear extension rooflight and infilling rear window opening (Linked to 22/02508/LBC)