Application for a non-material amendment to planning application 22/02214/HOU (Demolition of existing conservatory and erection of single-storey rear extension, partial conversion of garage to utility room and associated changes to fenestration) Amend the crown roof to a flat roof for the rear single storey extension.

Minor material amendment (S.73) to vary condition 2 (Approved Plans) and remove condition 7 (Tree Monitoring Program) pursuant to planning permission reference 215982HH dated 07/12/2021 for 'Single storey rear extension and raised rear patio (following removal of existing swimming pool); conversion of garage into habitable room involving insertion of window; creation of pitched roof over existing two storey side extension; 2no. rear roof extensions; installation of four rooflights to the side roof slopes; replacement of existing steel framed windows with aluminium (crittall style) windows to front elevation; replacement of rear/side windows with PVC windows; replacement of main front door and erection of canopy porch; and creation of first floor rear terrace'. Amendments seek to removal of consented rear extension and first floor roof terrace and alterations to consented main roof layout; and to include removal of original gable to main front roof slope

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.