Conversion of existing garage into a habitable accommodation; construction of ground floor rear extension with roof light; roof light on front elevation; enlarged rear dormer window; and alterations to windows and doors.

Partial demolition of the 1980s extension with infilling of existing terrace space at 43-44 Parliament Street and development of a new facade to the Canon Row elevation; a new roof and mansard on 1 Parliament Street and 2-4 Canon Row; refurbishment of Bridge Street buildings; and alterations to ancillary residences to provide further accommodation for parliamentary uses (Sui Generis); associated temporary construction works. (Linked to 19/08290/LBC). REVISED SCHEME: including amendments to Canon Row facade, roof plan and form, pitch of Parliament Street mansard roof extension to north and northern lift overrun; increase in area of photovoltaics. RE-CONSULTATION following receipt of Addendum to originally submitted Environmental Statement (ES) and further information (EIA Reg 25) including updates to ES: Ch 4 Approach to assessment, Ch 6 Townscape & Visual Impact, Ch 7 Cultural Heritage, Ch 12 Ground Conditions, Ch 13 Cumulative Impacts

Variation of condition 1 of planning permission dated 4th October 2022 (RN 22/00448/FULL) for the demolition of the existing hipped roof and construction of a roof extension, a rear extension involving the infill of an existing undercroft area at ground floor, the replacement of an existing link building (between the building fronting Chapel Side and Esca House to the rear) and an additional second floor storey, and the excavation of a basement under the main building, in association with the change of use of the ground and first to residential flats (Class C3). Replacement windows to the front and rear elevations, and the creation of a terrace and green roof on the rear extension roof at third floor level and a terrace at rear fourth floor level. NAMELY, to increase size of basement level and creation of associated lightwell; Alterations to fenestration; relocation and alteration of rear dormers; Internal changes to layout of residential accommodation; and associated external alterations.

Alterations to front boundary wall to widen existing gateways and introduction of new driveway; infilling garage door with masonry cavity wall construction complete with window to match others adjacent; lowering of window sill to existing window in front facade and installation of new window to match others adjacent; conversion of existing garage to habitable accommodation; two single storey extensions to rear of property; and removal of two trees.

Construction of mansard roof extension with rear terrace to rear closet wing and dormer extension to side of existing roof extension to provide additional residential accommodation. Alterations to existing rear dormer.

Excavation of raised garden and construction of a full garden extension to enlarge the existing lower ground floor accommodation, creation of a lightwell and raised timber decked area at ground floor.

Variation of condition 3 (temporary use) of planning permission dated 17th December 2020 (RN 20/06499/FULL) for the variation of condition 3 of planning permission dated 11th July 2018 (RN 18/00801/FULL) for the Use of Unit 5 as welfare accommodation/site office (Sui Generis) for a temporary period in association with construction works at Grove End Gardens until 31st December 2020. NAMELY, to extend the duration of the temporary period to facilitate unforeseen cladding remedial works until 31st December 2022.

Variation of condition 3 of planning permission dated 11th July 2018 (RN 18/00801/FULL) for the Use of Unit 5 as welfare accommodation/site office (Sui Generis) for a temporary period in association with construction works at Grove End Gardens until 31st December 2020. NAMELY, to extend the duration of the temporary change of use from the 31st December 2020 to the 31st December 2021.

Construction of extensions at rear lower ground floor level and conversion of vaults into habitable accommodation; installation of railings to the boundary wall, replacement of steps from lower ground to pavement level, in connection with enlargement of lower ground floor flat.