Demolition of rear lower ground additions and construction of replacement rear extension.

Variation of Condition 1 and 11 of planning permission dated 20 October 2022 (RN: 22/04903/FULL) for the demolition of existing mansard roof and roof level plant and construction of two storey vertical roof addition with extensions at fourth, fifth, sixth and seventh floor levels for additional office (Class B1) floorspace. Use of the lower ground and basement level for flexible/alternative office (Class B1)/retail (Class A1)/leisure uses (Class D2); car parking, cycle parking, ancillary office uses and mechanical plant. Alterations to the existing building including new windows and entrance, new terraces to eighth and tenth floor levels and new plant enclosure at roof level and associated works; and amendments to car parking provision (retention of the public car park), alterations to the cycle parking provision and basement layouts and reduction in flexible commercial floorspace; namely, design modifications to the Carlton House Terrace elevation including an additional entrance, pavement lights, replacement railings and re-alignment of a section of the south facade; alterations to the lower ground floor glazing on the west elevation, a new stairwell and platform lift to roof terrace (level 10), widening of central core to accommodate emergency access and fire-fighting lifts, realignment of level 10 balustrade and alterations to south-west lift overrun and amendment to the wording of Condition 11 to include the word 'pergolas'.

Demolition of conservatory and construction of new single-storey rear extension. Internal alterations. (Linked with 23/01417/LBC)

Demolition of conservatory and construction of new single-storey rear extension. Internal alterations.(Linked with 23/01416/FULL)

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

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 1Parliament 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); internal and external refurbishment, including installation of new building services; secondary glazing; and interiors; creation of new openings; and refurbishment of basement vaults, and associated works including temporary construction works. (Linked to 19/08287/FULL) 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; internal amendments.

Variation of condition 1 of planning permission dated 01 March 2012 (RN:11/11498/FULL) for use of part ground and upper floors as a single dwelling house (Class C3). Demolition of part of the existing two storey rear extension at ground and first floor level to create an open patio area. Construction of rear extension at second floor level. Removal of part of the existing roof and attic space to create a roof terrace and rooflight and screen to front elevation. Alterations to front and rear elevation windows and doors. NAMELY, repositioning of metal balustrade and extension of flank parapet wall.

Excavation of basement level beneath footprint of existing house with walk on rooflights; Rebuilding of bathroom extension at lower ground floor; Erection of extension at ground floor level over octagonal wing and creation of new parapet; Erection of infill extension on northeast elevation; Remodelling of bay on southeast elevation at lower ground floor level; Erection of replacement dormer; Demolition of existing retaining walls on south east elevation and eastern lightwell and construction of new metal escape stairs in these location; Replacement of windows; Rationalisation of drainage, repair of stucco render, repair/ refurbishment and part replacement of existing roof, refurbishment/ replacement of existing chimney and pots; Installation of Plant Machinery; Erection of bin and bike store to front garden; and associated external alterations.

Variation of Condition 18 (Construction Management Plan (CMP) of the planning permission dated 26th November 2021 (RN 21/05740/FULL) for the variation of Condition 1 of planning permission dated 16 March 2016 (RN: 16/00374/FULL) which itself varied condition 1 of planning permission dated 28 July 2015 (RN: 15/02336/FULL) for excavation of a basement beneath existing building, part of front and rear gardens, demolition of rear facade, extensions to the rear and at roof level in connection with the use of the building as a single house. NAMELY, to replace approved CMP with a revised CMP which allows a crane operation, revised construction programme and contact details.

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.