Demolition of external staircase and supporting wall, erection of a single storey rear extension to the side of existing back addition, alterations to the rear elevation of the existing back addition to include installation of 2no. windows, and formation of an internal courtyard to the rear elevation, removal and infilling of an existing door to the side elevation at lower ground floor level.

Erection of rear extensions at ground and first floor level, to the side of existing back additions; partial demolition of ground floor back addition and alterations to include, installation of crittall style bifolding doors and erection of brick column to the rear elevation; replacement of existing window to the side elevation of existing second floor back addition.

Erection of a rear extension at second floor level, on top of the existing back addition to replace the existing roof terrace; replacement of the existing window with a new window in the rear roofslope; alterations to the roof of single storey back addition to include the replacement of existing rooflights with new sloped glazed openable rooflights; installation of a new window at lower ground floor level to the rear elevation.

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; lowering the floor level of the existing basement floor; alterations to the roof of first floor rear back addition to include increasing the height and installation of solar panels; installation of new doors and windows, the erection of glass balustrades to the existing terrace at first floor level; installation of new windows at ground and first floor level to the side elevation; erection of external steps in the rear garden; installation of air source heat pumps and air conditioning units within an acoustic enclosure in the rear garden.

Replacement of existing rear roof extension with a new full height mansard rear roof extension including 1no window and 1no French doors in the rear roofslope; alterations to part of the roof of back addition to incorporate a flat roof and the erection of privacy screen around the flat roof at second floor level to the rear elevation in connection with its use as a terrace; replacement of existing door and Juliet balcony with a new window at first floor level to the rear elevation.

Erection of rear extensions at upper ground and first floor level; installation of a new rooflight following the removal of existing, on top of the main flat roof at roof level; erection of a parapet wall, erection of 1.7m high obscure glazed screening on top of the flat roof, formation of a roof terrace, removal of existing French door, Juliette balcony and windows, erection of 2no. dormer French doors, to the rear elevation at second floor level; alterations to fenestration and external facade to the rear elevation at upper ground and lower ground floor level to include, rendering, new brickwork, removal of existing doors and windows, installation of new crittall doors and windows; erection of an external staircase with glass balustrade, to the rear elevation from upper ground floor level to the rear garden; formation of new external steps following the removal of existing, erection of planters and associated landscaping in the rear garden; upgrading existing single glazed timber sash windows with the installation of new double glazed windowpanes, to the front elevation at lower ground, upper ground and first floor level; alterations within the front garden at lower ground floor level to include, erection of planters, installation of a new entrance door to the side elevation under the vestibule, and alterations to the external staircase.

Erection of a front and rear roof extension to replace the existing dormer windows and rooflights in the front and rear roofslopes; alterations to the main roof to include erection of glass balustrades in connection with the formation a roof terrace, and erection of a free standing sky box rooflight to provide access to the roof terrace at main roof level.

Alterations to the pitched roof of single storey back addition to form a flat roof; alterations to the roof of single storey back addition to include the installation of new rooflights; alterations to the rear fenestration of the ground floor back addition to include the replacement of existing bi-folding doors with new sliding doors.

Variation of condition 2 of planning permission ref: 2020/03031/FUL granted 21st January 2021 for the 'Erection of a single storey rear extension following partial demolition of the existing ground floor rear extension; installation of new doors and window to replace the existing doors and window at ground floor level to the rear elevation; alterations to the roof of single storey back addition to include the installation of a new rooflight' to allow amendments to the approved drawings to include: Increasing the height of part of the single storey back addition over bedroom 2, alterations to the roof and to the design of the rooflights above ground floor back addition, alterations to the rear fenestration to include the installation of sliding doors in place of French doors and side windows, and alter the design of the rear window to bedroom 2.

Alterations to part of the roof of back addition to incorporate a flat roof and the erection of obscure glazed screens around the flat roof at second floor level to the rear elevation in connection with its use as a terrace; removal of existing Juliet balcony from the rear roofslope; installation of French doors and a Juliet balcony to replace the existing window at first floor level to the rear elevation.