Non-material amendment pursuant to 16/AP/4018 [Redevelopment of the site to provide four buildings to deliver 168 residential dwellings (Class C3) and flexible retail floor space (247m2) of flexible A1/A3/A4; The works include the conversion and extension of Sumner House (Block A) from office use (Class B1-c to provide 44 no flats and 4 no townhouses and partial demolition of boundary wall; the erection of a part 4, part 6 storey block to provide 39 no flats on Sumner Avenue (Block B); part 4(Block B); a part four, part 6 storey building to provide 72 no flats on Jocelyn Street (Block C); and a four storey block providing 9 flats on Melon Road (Block D), with 247m2 of flexible A1/A3/A4 use at ground floor level together with car parking, hard and soft landscaping, and other associated works incidental to the development] for the construction of a fire safety maintainance enclosure.

Variation of condition 1 of planning permission dated 19 April 2021 (RN: 20/04541/FULL) for the: Erection of an extension at the rear of 18-22 Wigmore Street at first to fourth floor levels and alterations to the rear roof form to allow conversion of the attic space to provide additional residential floorspace for the existing flats (Class C3), including the infilling of an internal lightwell adjacent to 16 Wigmore Street and the installation of a new lift. Alterations at basement and ground floor level including the infilling of a rear lightwell at basement and ground floor levels. Installation of plant within an associated enclosure at rear first floor level with a green roof over and screened plant on a flat roof at fourth floor level to the rear of 22 Wigmore Street. Alterations to the front of the building including new windows, shopfronts and metal railings at ground floor level. All in connection with the dual / alternative use of the basement, ground and first floors as either office (B1) / retail (A1) or a sui generis use comprising piano showroom, office space, new recital room, piano practice rooms and workshop space and use of the second to new fifth floors as 8 residential units comprising 3 x 1 bed; 4 x 2 bed and 1 x 3 bed. (SITE INCLUDES 18, 20 AND 22 WIGMORE STREET). NAMELY, to allow removal of central core and floors and associated replacement to improve sustainability, acoustic and fire safety performance; modifications to ancillary uses within basement, including provision of ancillary kitchen and restaurant area serving guests of Bechstein Hall; kitchen extract and ductwork to be localised; introduction of entrance gates to main front entrance; minor amendments to plant at the rear; and provision of open pergola walkway on the roof at the rear.

Details of condition 7 (security measures) pursuant to planning permission 16/AP/4018 (Redevelopment of the site to provide four buildings to deliver 168 residential dwellings (Class C3) and flexible retail floor space (247m2) of flexible A1/A3/A4: The works include the conversion and extension of Sumner House (Block A) from office use (Class B1-c) to provide 44 no flats and 4 no townhouses and partial demolition of a boundary wall; the erection of a part 4, part 6 storey block to provide 39 no flats on Sumner Avenue (Block B); a part four, part 6 storey building to provide 72 no. flats on Jocelyn Street (Block C); and a four storey block providing 9 flats on Melon Road (Block D), with 247m2 of flexible A1/A3/A4 use at ground floor level, together with car parking, hard and soft landscaping, and other associated works incidental to the development.)

Details of Condition 6 (Surface Water Drainage Strategy), as required by planning permission 16/AP/4018 (Redevelopment of the site to provide four buildings to deliver 168 residential dwellings (Class C3) and flexible retail floor space (247m2) of flexible A1/A3/A4: The works include the conversion and extension of Sumner House (Block A) from office use (Class B1-c) to provide 44 no flats and 4 no townhouses and partial demolition of a boundary wall; the erection of a part 4, part 6 storey block to provide 39 no flats on Sumner Avenue (Block B); a part four, part 6 storey building to provide 72 no. flats on Jocelyn Street (Block C); and a four storey block providing 9 flats on Melon Road (Block D), with 247m2 of flexible A1/A3/A4 use at ground floor level, together with car parking, hard and soft landscaping, and other associated works incidental to the development.)

Alteration and conversion of retail shop (Class E(a)) with ancillary offices and store to 2 x E(a) retail units to the ground floor and 3 x 1 bedroom and 3 x 2 bedroom residential flats. Demolition of existing outbuilding and erection of a single storey bungalow to the rear.

Alteration and conversion of retail shop (Class E(a)) with ancillary offices and store to 2 x E(a) retail units to the ground floor and 3 x 1 bedroom and 3 x 2 bedroom residential flats. Demolition of existing outbuilding and erection of a single storey bungalow to the rear.

Details of Condition 9 'soft landscaping scheme' showing the treatment of all parts of the site not covered by buildings and green roofs (including cross sections, planting schedule, management and maintenance) of planning permission ref. no (16/AP/4018) for 'Redevelopment of the site to provide four buildings to deliver 168 residential dwellings (Class C3) and flexible retail floor space (247m2) of flexible A1/A3/A4: The works include the conversion and extension of Sumner House (Block A) from office use (Class B1-c) to provide 44 no flats and 4 no townhouses and partial demolition of a boundary wall; the erection of a part 4, part 6 storey block to provide 39 no flats on Sumner Avenue (Block B); a part four, part 6 storey building to provide 72 no. flats on Jocelyn Street (Block C); and a four storey block providing 9 flats on Melon Road (Block D), with 247m2 of flexible A1/A3/A4 use at ground floor level, together with car parking, hard and soft landscaping, and other associated works incidental to the development'.

Details of Condition 4 (Project Environmental & Energy Management Plan (CEMP)), as required by planning permission 16/AP/4018(Redevelopment of the site to provide four buildings to deliver 168 residential dwellings (Class C3) and flexible retail floor space (247m2) of flexible A1/A3/A4: The works include the conversion and extension of Sumner House (Block A) from office use (Class B1-c) to provide 44 no flats and 4 no townhouses and partial demolition of a boundary wall; the erection of a part 4, part 6 storey block to provide 39 no flats on Sumner Avenue (Block B); a part four, part 6 storey building to provide 72 no. flats on Jocelyn Street (Block C); and a four storey block providing 9 flats on Melon Road (Block D), with 247m2 of flexible A1/A3/A4 use at ground floor level, together with car parking, hard and soft landscaping, and other associated works incidental to the development.)

Details of Condition 8 Cycle Storage - Block D - Design and Access Statement to include 1:50 details provided for the secure and covered storage of cycles. Redevelopment of the site to provide four buildings to deliver 168 residential dwellings (Class C3) and flexible retail floor space (247m2) of flexible A1/A3/A4: The works include the conversion and extension of Sumner House (Block A) from office use (Class B1-c) to provide 44 no flats and 4 no townhouses and partial demolition of a boundary wall; the erection of a part 4, part 6 storey block to provide 39 no flats on Sumner Avenue (Block B); a part four, part 6 storey building to provide 72 no. flats on Jocelyn Street (Block C); and a four storey block providing 9 flats on Melon Road (Block D), with 247m2 of flexible A1/A3/A4 use at ground floor level, together with car parking, hard and soft landscaping, and other associated works incidental to the development.

Details of Condition 5 (Arboricultural Method Statement), as required by planning permission 16/AP/4018(Redevelopment of the site to provide four buildings to deliver 168 residential dwellings (Class C3) and flexible retail floor space (247m2) of flexible A1/A3/A4: The works include the conversion and extension of Sumner House (Block A) from office use (Class B1-c) to provide 44 no flats and 4 no townhouses and partial demolition of a boundary wall; the erection of a part 4, part 6 storey block to provide 39 no flats on Sumner Avenue (Block B); a part four, part 6 storey building to provide 72 no. flats on Jocelyn Street (Block C); and a four storey block providing 9 flats on Melon Road (Block D), with 247m2 of flexible A1/A3/A4 use at ground floor level, together with car parking, hard and soft landscaping, and other associated works incidental to the development.)