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

Raise roof ridge, 2.5 storey rear extension, single storey side extension to include balcony, single storey front extension, landscaping works and summer house to rear. (Amendment to ref: 3/17/1746/HH.) Variation of condition 2 (approved plans) to change the location of the rear garden steps, landscaping and cladding panel material and condition 4 (details of building foundations that may affect trees and hedgerows) of planning permission: 3/17/2876/HH - To allow the building foundations to be carried out in accordance with the details on drawing 'J1517-DIS-01 P02' and report '9782 Full Calcs' (retrospective).

Minor material amendment (S.73) to vary condition no.41 (use of the chapel)) pursuant to planning permission reference 164907VAR dated 31/05/2017 for 'Application for a Minor Material Amendment/S73 (Variation of condition 4 approved plans) amendments to the approved detailed landscape scheme of planning permission P/2012/5040 dated 23/07/2013 (amended by PP/2014/5010, PP/2014/4645, P/2014/6390, PP/2015/3928 and 161549VACS) for 'Hybrid planning application: Outline element, with all matters reserved, for the demolition of Windmill Lodge, five buildings containing flats and bowling green pavilion and the re siting of an electricity substation, in conjunction with the erection of three buildings of up to 9 storeys high containing 260 residential units comprising private and affordable units and up to 803sq. metres of floorspace in B1/D1 use and 67 sq. metres of floorspace in A1/A3/B2 use, associated hard and soft landscaping including the removal of trees, surface and basement car parking, cycle parking, servicing, public realm, access and other associated works including the provision of a pedestrian access to Uxbridge Road and alteration to vehicular access on to the hospital access road to the East. Detailed elements for a) the demolition of a single storey extension to the North side and a two storey extension in the south East corner and internal and external alterations in conjunction with the change of use of the listed gatehouse from offices to a retail unit (Use Class A1), cafe (Use Class A3), concierge accommodation (sui generis) and offices (Use Class B1) b) internal and external alterations in conjunction with the conversion of the listed North House in 6 one-bed flats, with external bin store and cycle store, associated hard and soft landscaping; access, 3 car parking spaces and associated works, c) Erection of a three storey building to provide 4 residential....' Variation to allow the Chapel to be used for a mix of Use Classes E and F.2 (b).