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.

Variation of condition 1 of planning permission dated 8th June 2022 (RN: 21/07082/FULL) for the alterations to 6 Charles Street to include the erection of a single storey mansard roof extension and changes to the fenestration on Hays Mews elevation, partial demolition and rebuilding of 1 Hays Mews and amalgamation with 6 Charles Street; all to enlarge existing flats (Class C3). Creation of a courtyard at rear ground floor level of 1 Hays Mews and a terrace to the rear of 6 Charles Street at fifth floor level, installation of green roof areas to the main roof of 1 Hays Mews and the rear of 6 Charles Street at part fifth floor level. [SITE INCLUDES 1 HAY'S MEWS]. NAMELY, to allow external alterations to both Charles Street and Hays Mews elevations including replacement of entrance door and surround at 6 Charles Street, amendments to the window fenestration to mews internal lightwell, new rooflight and AOV vent; and internal alterations to apartment layouts. (Application under Section 73)

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.

Amendments to planning permission dated 26th April 2021 (RN:18/05362/FULL) for Variation of condition 1 and 21 of planning permission dated 12 October 2017 (RN: 17/02923/FULL) for the Demolition and redevelopment behind retained facade to provide a building of two basements, ground, part mezzanine and eight upper storeys accommodating retail (Class A1), office (Class B1) and flexible retail / office (Class A1 / B1) floorspace:to allow, alterations to retained facades including replacement windows to the east and south facades, alterations to facing material at rear elevations, clarification of facade reconstruction at parts of ground, first, sixth and seventh floors, alterations to office entrance, reduction of lightwell size on Great Cumberland Place, and reduction of doorway recesses at building entrances - NAMELY, to amend the wording to include flexible commercial uses use (Class E) at basement, ground and part first floor level and office (Class E) within part first floor level and second to eighth floor levels.

Amendments to planning permission dated 1st October 2021 (RN:20/06914/FULL) for, 'Variation of conditions 1, 31 and 35 of planning permission dated 4 March 2020 (RN 19/06767/FULL) (amended by 20/05397/NMA) which permitted the following development : Demolition of the existing buildings at 19-35 Baker Street, 88-110 George Street, 69-71 Blandford Street and redevelopment to create a mixed use scheme providing commercial uses and up to 51 residential units within a new ground plus nine storey building (and an enclosed plant area) on Baker Street; a new stepped ground plus four to ground plus six storey building on George Street; refurbishment, extension and the change of use of the first floor from office to residential at 30 Gloucester Place; creation of a single storey basement level linking the Baker Street and George Street buildings to provide car and cycle parking, refuse and servicing; creation of a new central, publicly accessible courtyard; removal of 5 trees and replacement trees across the site, a new publicly accessible route at ground level connecting Baker Street and Gloucester Place; associated plant, landscaping, replacement pavements in part and other associated works'. Namely, Works to the building, including changes to the East Elevation façade including additional non-openable windows, changes to the layout of the ground floor retail units, refurbishment of the roof, and other associated works

Variation of Condition 1 of planning permission dated 5th November 2021 (RN: 20/07701/FULL) for, 'Demolition of the existing fourth floor roof structures and erection of two storey roof extension to create new fourth and fifth floor level (including plant and roof terraces); all to enlarge office building (Class E). Alterations to front (western facade), installation of new windows throughout and associated alterations'; Namely, to make the following amendments to the approved development - internalisation of stair and associated adjustments to roof layout. (Application under Section 73 of the Act).

Variation of condition 1, removal of condition 38 and details pursuant to conditions 23 and 34 of planning permission dated 20 February 2017 (RN:16/10919/FULL) which itself varied condition 1 of planning permission dated 15 August 2016 (RN:15/11234/FULL) for substantial demolition of existing buildings and redevelopment of the site to provide a mixed-use scheme accommodating a new building comprising basements, ground floor and part eight upper storeys plus rooftop plant with frontages to Charing Cross Road and Manette Street; refurbishment of buildings on Greek Street; in connection with use of the buildings for offices, retail, restaurants, art gallery/art education use, nightclub and eight residential dwellings; provision within basements of plant equipment, waste rooms and cycle parking; new public realm and pedestrian route through the site from Manette Street to Greek Street; and associated external works. Namely, changes to internal layout of building with frontages to Charing Cross Road and Manette Street with use of part basement level 2 as back of house space, relocation of building maintenance unit to ninth floor, erection of steel deck within plant structure at roof level and changes to terrace areas and massing of building; alterations to rear of building, roof form and layout of residential accommodation and installation of plant machinery at 12-13 Greek Street; alterations to the link building; changes to windows on rear façade and increase in parapet height by 700mm at 14 Greek Street; Installation of second gate to ground level passageway; omission of requirement for obscure glass on south elevation; and provision of details of a scheme of public art and gates to the pedestrian route.

Variation of condition 1 of planning permission dated 01 September 2020 (19/06002/FULL) for: 'Demolition of existing two storey dwelling and erection of new dwelling over ground, first and second floors (Class C3)'. Namely, to allow amendments including removal of the side sloping roof and extension of the second floor level including a new skylight; and replacement of front second floor dummy window with a sash window.

Variation of condition 1 of planning permission dated 29th July 2022 (RN:21/04350/FULL) for the Replacement of doors and windows to front and rear elevations, installation of a plant room in the rear courtyard garden, installation of an air conditioning unit to rear third floor level, installation of a new terrace to existing flat roof at rear second floor level, installation of juliette balcony to rear ground floor level, and replacement of skylights to main roof level from RN:21/04350/FULL. Namely, to rectify discrepancy on the demolition and proposed drawings, as well as amending the design of some of the windows and doors

Variation of Condition 1 of planning permission dated 14 August 2018 (RN: 18/03832/FULL) for, 'Use as a single family dwellinghouse (Class C3), demolition of rear extension at lower ground floor level to create new external courtyard, installation of plant enclosure in rear courtyard, excavation beneath pavement vaults and associated external alterations'; NAMELY, to make the following amendments to the approved development: (i) Further lowering of the pavement vaults; (ii) Reconfiguration of internal walls and partitions; (iii) New roof access hatch; (iv) Reduction in size of plant enclosure to rear courtyard; (v) Window alterations to the rear; and (vi) Additional minor external and internal alterations. (Application under Section 73 of the Act).