Variation of condition 15 of planning permission dated 21 May 2019 (RN: 19/00087/FULL) which itself varied conditions 1 and 31 of planning permission dated 10 December 2018 (RN: 18/02900) for the Demolition of existing buildings and demolition behind retained facades of 19 and 20 Denman Street facades realignment of 4-6 Glasshouse Street, 1 Sherwood Street, 8 Glasshouse Street and 11-17 Shaftesbury Avenue facades and retention of Piccadilly Lights (adverts). Construction of a replacement six storey building (plus 6th floor mezzanine) with three basement levels to create a mixed-use scheme comprising office (Class E (g)(i)), retail (Class E (a)) and restaurant (Class E (b)) and up to seven residential units (Class C3) at part first floor, part second floor and part third floor and plant and cycle storage within the basement. Associated works including mechanical plant within roof enclosure and loading facilities to allow use of 6th floor mezzanine (Level 7) as restaurant (Class E (b)), roof realignment at Level 7 and new plant enclosure at Level 8, flexible use of approved retailing (Class E (a)) for retail and restaurant purposes (Classes Class E (a) and (b)), removal of chimneys on 1-17 Shaftesbury Avenue facade, minor adaptations to accommodate the Piccadilly Lights planning permission and advertisement, and adaptation to accommodate LBC consent (17/07490/LBC); NAMELY, to amend the minimum retail floorspace requirement of class E(a) retail on Denman Street and a minimum of retail floorspace across the scheme. (S73 Application)

Amendments to planning permission dated 21 May 2019 (RN: 19/00087/FULL) for variation of Conditions 1 and 31 of planning permission dated 10 December 2018 (RN: 18/02900) for the Demolition of existing buildings and demolition behind retained facades of 19 and 20 Denman Street facades; realignment of 4-6 Glasshouse Street, 1 Sherwood Street, 8 Glasshouse Street and 11-17 Shaftesbury Avenue facades and retention of Piccadilly Lights (adverts). Construction of a replacement six storey building (plus 6th floor mezzanine office) with three basement levels to create a mixed use scheme comprising office (Class B1) at part ground to 6th storey mezzanine; retail (Classes A1 retail and A3 restaurant) at part basement 1, part ground and part first floor; up to seven residential units (Class C3) at part first floor, part second floor and part third floor; and plant and cycle storage within the basement. Associated works including mechanical plant within roof enclosure and loading facilities to allow use of 6th floor mezzanine (Level 7) as restaurant (Class A3), roof realignment at Level 7 and new plant enclosure at Level 8, flexible use of approved retailing (Class A1) for retail and restaurant purposes (Classes A1 and A3), removal of chimneys on 1-17 Shaftesbury Avenue facade, minor adaptations to accommodate the Piccadilly Lights planning permission and advertisement, and adaptation to accommodate LBC consent (17/07490/LBC); namely, to revise the energy strategy and to enable development behind reconstructed facades to 19 & 20 Denman Street; NAMELY, alterations to roof treatment of No.19 Denman Street to introduce plant machinery for emergency fire purposes.

Amendments to planning permission dated 24 May 2023 (RN: 23/01294/FULL) for variation of condition 11 of planning permission dated 27 July 2021 (RN:21/03134/FULL) (which varied permission dated 13 February 2019 (ref. 18/07715/FULL) for 'Removal of existing third and fourth floor levels and roof top structures and partial demolition of Shelton Street elevation (third floor only); construction of new floorspace and internal reconfiguration resulting in a part five and part six storey building with roof top plant enclosure, to provide flexible commercial use including retail (Class A1), financial and professional services (class A2) restaurant (class A3), office (class B1) and /or assembly and leisure (class D2) at basement and ground floor level and office use (Class B1) at first to fifth floor levels; refurbishment of external elevations; roof terraces, plant, cycle parking and facilities for access and servicing'.NAMELY, the introduction of 2 additional air handling units to the rooftop plant layout.

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'.

Provision of a temporary Chamber for the House of Commons and supporting facilities and infrastructure, including substantial demolition and redevelopment of Richmond House to create a part seven storey, part six storey building with a roof terrace and three levels of basement, to provide accommodation for parliamentary uses (Sui Generis). Refurbishment and internal and external alterations to 49, 50, 53 and 54 Parliament Street and 85 Whitehall, including a new bridge link, to provide a visitor entrance, visitor shop and workspaces for MPs and supporting staff (Sui Generis). Landscaping works to the forecourt of Richmond House and Richmond Terrace, and associated works including temporary construction works. (Linked to 19/08220/FULL). REVISED SCHEME: including amendments to stair tower on south elevation, reduction in lift overrun to Richmond Terrace, amendments to eastern elevation facing Curtis Green and roof plan to include additional planting RE-CONSULTATION following receipt of Addendum to originally submitted Environmental Statement (ES) and further information (EIA Reg25) 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

Provision of a temporary Chamber for the House of Commons and supporting facilities and infrastructure, including substantial demolition and redevelopment of Richmond House to create a part seven storey, part six storey building with a roof terrace and three levels of basement, to provide accommodation for parliamentary uses (Sui Generis). Refurbishment and external alterations to 49, 50, 53 and 54 Parliament Street and 85 Whitehall, including a new bridge link, to provide a visitor entrance, visitor shop and workspaces for MPs and supporting staff (Sui Generis). Landscaping works to the forecourt of Richmond House and Richmond Terrace, and associated works including temporary construction works. Linked to 19/08221/LBC. REVISED SCHEME: including amendments to stair tower on south elevation, reduction in lift overrun to Richmond Terrace, amendments to eastern elevation facing Curtis Green and roof plan to include additional planting. 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 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.