Variation of Condition 1 (approved plans), Condition 7 (cycle parking), Condition 16 (waste and recycling) and removal of Condition 11 (structures on roof terrace) and Condition 19 (flank wall design detail) of planning permission Ref. 20/07186/FULL dated 15 February 2021 for Demolition of existing building, excavation of new basement floor and erection of building comprising basement, lower ground, ground, and four upper floors, for commercial (Class E) use at basement and seven residential flats (Class C3) at lower ground, ground and on the upper floors with associated basement plant, cycle parking and all other works incidental to the proposed development. NAMELY, alterations to approved scheme including reconfiguration of 7 flats, altered and extended rear elevation including the provision of 2nd, 3rd and 4th floor terraces.

Amendments to planning permission dated 20 June 2016 (RN: 15/10444) for: Variation of Condition 1 of planning permission dated 8 December 2011 (RN10/01741/FULL) for development of 55-91 Knightsbridge (including retention of Knightsbridge and William Place facades) to provide retail (Class A1) at basement and ground floor levels, office ( Class B1) at part ground, first, and second floor levels and residential flats at part ground, part first,part 2nd and 3rd to 5th floor levels. Off street servicing and new sub basement car park. Removal and replacement of existing tree on William Street. Demolition of 1-2 William Street and its replacement with a redesigned building with internal linkages to 55-91 Knightsbridge. Restoration and repair of external facades and roofs to 3-7 William Street including reinstatement of original roof profile at 4 William Street, conversion of 1st to 3rd floor levels of 3 and 4 William Street for residential purposes ( Class C3). Namely, the substitution of new drawings to allow minor material amendments comprising a revised number and mix of residential units; the provision of a terrace for a residential unit on the western end of the building; erection of a lift shaft to the rear of 4 William Street; alterations to shopfront of Nos. 3 - 4 William Street; extension at 4th floor level to the rear of Knightsbridge; and reconfiguration of the fenestration. Namely, amendment to the external air vent at 4 William Street.