Conversion of existing garage into home office use ancillary to the main dwellinghouse; excavation under the footprint of the garage to form a new basement; erection of a single storey rear extension to existing garage; replacement of existing doors with new doors and windows to the front elevation, and installation of a new window and door to replace the existing windows and door to the side elevation of existing garage; alterations to the roof of the garage to include the installation of new rooflight in the eastern and southern elevation roofslopes; installation of new windows to the western elevation of the garage.

Erection of a hip to gable end roof extension; lowering the ridge height of the main roof and erection of an additional floor at roof level; raising of the front and rear parapet walls; alterations to the first floor roof of back addition to include the installation of new rooflights; alterations to the front fenestration to include the installation of new windows at first floor level, new windows and doors at ground floor level to replace the existing doors and windows; alterations to the rear fenestration to include installation of new windows to replace the existing windows at ground floor level; removal of existing windows at first floor level to the rear elevation; lowering of internal floor level and change of use from office (Class B1) into residential (Class C3) in connection with the conversion into 2 x 2 bedroom self-contained flats.