Variation of condition 1 (Approved Plans) of planning permission reference 20/1360/FUL dated 15/07/2021 for 'Retention of ground floor level and demolition of first floor existing roof and chimneys. Erection of a six-storey building with part three storey, part-five storey rear extension to facilitate the construction of 24no self-contained residential units including amenity space for each unit. Ground floor in-fill extension. Excavation of basement level to facilitate provision of 29no car parking spaces (Comprising for ground and basement level), cycle storage and refuse and recycling storage. Partial demolition of existing garages to the rear of 912-920 High road including buildings extending to Mayfield Avenue and excavation and erection of a two-storey rear extension (Comprising for ground and basement level) to provide class B1 (Office space) space and basement level parking. Change of use of retained garage fronting High Road to class B1 (Office space).' Variation to include, modification and reduction of the ground floor commercial area in order to accommodate the courtyard as access to the two maisonette houses and associated relocation of the commercial fire escape onto Mayfield Avenue. External changes to side and rear elevations. Alterations to internal layouts

Demolition of existing single storey rear return and construction of new two storey rear extension at lower and upper ground floor levels

Partial demolition, extensions and facade alterations to existing buildings including; Construction of a further storey at third floor level to provide additional office accommodation to No. 753; and Construction of a 3-storey extension to No. 751 to provide 7no. self-contained flats (Use Class C3) and retail unit (Use Class E) at ground and basement level with associated amenity space, communal areas, refuse/recycling storage and bike store

External works to include renovation/restoration to brickwork, new parapet wall to rear. Restoration of windows and alteration of library window openings to form concealed doors, roof finishes, rainwater goods, copings and cills; demolition and replacement of existing 1970s elements in south-east corner house with two storey rear extension; new hard and soft landscaping; New enclosed ground floor link to connect wings; Construction of new garden outbuilding and glasshouse

Internal and external works. External works to include renovation/restoration to brickwork, new parapet wall to rear. Restoration of windows and alteration of library window openings to form concealed doors, roof finishes, rainwater goods, copings and cills. Demolition and replacement of existing 1970's elements in south-east corner house with two storey rear extension; new hard and soft landscaping; New enclosed ground floor link to connect wings; Construction of new garden outbuilding and glasshouse; Addition of solar panels (2 arrays). Internal works to include; Restoration of the interior fabric of the house including walls, ceilings, floor finishes, cornices, skirtings, doors, picture rails, and staircases; Removal of all fixed furniture and equipment; Alterations to interior layouts including installation of new bathrooms, cloakrooms, utility, pantry and kitchen;Replacement of existing mechanical and electrical installation

Alterations and extensions to roof to provide 2no. additional self-contained flats including 4no. dormer windows to front elevation and 3no dormer windows to both side elevations. Construction of a four storey rear (north) extension to provide new entrance, lift and stair core. Alterations to existing fenestration. Associated refuse and cycle storage

Single storey rear extension. Demolition of existing garage and construction of a single storey detached building to provide a new garage and storage

Conversion into 9no. self-contained flats including demolition of existing second floor and construction of a two storey extension above to provide new second and third floor levels. Associated amenity space, refuse storage, cycle parking and off-street parking