Demolition of existing first floor rear back addition and erection of a replacement full width rear extension at first floor level, on top of the existing back addition; erection of a single storey rear extension at lower ground floor level; excavation under the footprint of the whole building and underneath the rear garden to form a sub-basement level; alterations to the main roof to include the installation of a new rooflight and loft decking in connection with the formation of a roof terrace; alterations to the roof of first floor rear back addition to include increasing the height and installation of solar panels; installation of French doors to replace the existing window at ground floor level to the rear elevation; installation of new windows at ground and first floor level to the side elevation; erection of an external staircase from sub-basement to garden level at the rear of the property (access to the rear garage); demolition of the existing garage in the rear garden and erection of a replacement part one, part two storey plus-basement annexe building to provide habitable accommodation ancillary to the main dwellinghouse; installation of a new door to side boundary wall fronting Astrop Terrace elevation.

Variation of condition 2 of planning permission ref: 2020/02187/FUL granted 10th December 2020 for the 'Demolition of the existing building with the exception of the front and side facades, erection of a replacement part two, part three storey plus-basement with lightwells single family dwellinghouse; installation of 4no rooflights in the front roofslope; installation of a new window to the rear and side of first floor back addition; installation of windows at ground and first floor level, and a new entrance door at ground floor level to the front elevation; bricking up of the existing entrance door and installation of 4no windows at ground floor level to the side elevation; installation of new railings on top of the front boundary wall and a new pedestrian entrance gate.' Amendments to include reducing the size of the ground and first floor extensions, reducing the size of the basement floor extension, alterations to the rear fenestration at ground and first floor level, re-location of 1no window and infilling of 1no window to the side elevation window at ground floor level.