Variation of Condition 1 of listed building consent dated 05 June 2020 (RN: 19/08752/LBC) for, 'Erection of rear extensions at second, third and fourth floor levels to incorporate a new lift; demolition and replacement of rear courtyard floor slab, replacement of the existing mansard roof and raising of chimney stacks; demolition and rebuild of two chimney stacks on the mews; replacement of windows; installation of air conditioning units at roof level and under pavement basement vaults; Internal alterations including; installations of Fan Coil Units and services throughout, replacement of chimneypieces; replacement floor finishes, insertion of partitions and redecoration throughout'; NAMELY, to allow the reduction in width of the consented new southern rear windows on the second, third and fourth floors; amendment to consented rear walk on roof light panes in courtyard to align glazing bars with door openings above; installation of a new concrete slab below the paving in the front lightwell; addition of wall lights either side of front light well basement entrance door; addition of security cameras on the front and rear ground floor elevations; installation of an intercom to the right of the main entrance door; new handrail and balusters to staircase between second and fourth floor; landscaping works to the rear courtyard comprising rendering; stone paving; installation of light fixtures and installation of trellis panels and various internal alterations to all floors.