Use of the existing buildings to create two dwelling houses with extensions including demolition and rebuilding of the mews building and excavation to extend the existing basement, installation of air conditioning units on the roof of 1 Upper Belgrave Street and vaults of 1 and 2 Upper Belgrave Street, and associated alterations. (Site includes 1 Groom Place) (Amendment to listed building consent dated 24 June 2021 (RN: 20/07237/LBC) to reconfigure basement to new build mews element to elongate pool and alter poolside accommodation.)

Amendments to planning permission dated 15th December 2021 (RN:20/03623/FULL) for amalgamation of two maisonettes to create a single dwelling house [Class C3], excavation beneath the footprint of the existing building and excavation of part of rear garden at lower ground floor level. Demolition of the existing extension to the rear and construction of a new lower ground and ground floor rear extension. Repair work to the facade, alteration to street frontage in line with the street and landscaping to the rear garden. Installation of acoustically attenuated condenser to the rear garden. Namely, to amend the wording of Condition 16 (Contaminated Land) to allow radon monitoring to occur 'after' occupation.

Variation of condition 8 of listed building consent dated 12 April 2018 (RN:17/09924/LBC) for the: Use of 8 Grosvenor Square and 1a and 2 Duke's Yard as a single family dwelling with rear extensions to 8 Grosvenor Square at second to fourth floor levels; infilling of east lightwell and creation of terrace at third floor level; new plant room at roof level. Demolition of ground and first floor rear extension to 1a and 2 Duke's Yard and replacement with new building on sub-basement, basement and ground floors with extended garden terrace to main house over. Use of 1 Duke's Yard as a single family dwelling. Associated internal and external alterations to all buildings. [Site includes Nos.1, 1a and 2 Duke's Yard]. NAMELY, to allow alterations to the roof plant ductwork, attenuator and air intake/exhaust; amendment to flue; introduction of hoop iron and lanterns to railings at Brook Street elevation; amended CCTV positions at Brook Street Elevation & Courtyard East Elevations; and internal amendments to the swimming pool, garages and stairs. (S19 application).

Variation of condition 1 of planning permission dated 12 April 2018 (RN:17/09922/FULL) for: Variation of condition 2 of planning permission dated 11 September 2015 (RN 15/03469/FULL) for "Use of 8 Grosvenor Square and 1a and 2 Duke's Yard as a single family dwelling with rear extensions to 8 Grosvenor Square at second to fourth floor levels; infilling of east lightwell and creation of terrace at third floor level; new plant room at roof level. Demolition of ground and first floor rear extension to 1a and 2 Duke's Yard and replacement with new building on sub-basement, basement and ground floors with extended garden terrace to the main house over. Use of 1 Duke's Yard as a single family dwelling. Associated internal and external alterations to all buildings. NAMELY, to allow alterations to the roof plant ductwork, attenuator and air intake/exhaust; amendment to flue; introduction of hoop iron and lanterns to railings at Brook Street elevation; amended CCTV positions at Brook Street Elevation & Courtyard East Elevations; and internal amendments to the swimming pool, garages and stairs. (S73 application).

Variation of condition 1 of listed building consent dated 14 April 2020 (RN 20/00004/LBC) (which varied listed building consent dated 29 April 2016 (RN: 15/10368/LBC)) for 'Substantial demolition and redevelopment behind retained front facades as well as the demolition and reconstruction of mews properties to create two single family dwelling houses. Associated alterations and extensions include subterranean basements, which will extend beneath the mews, part courtyard and the rear sections of the listed buildings; re-instatement of the party wall in the rear courtyard; re-instatement of entrance to no.108; rear lower ground floor extensions partially infilling the rear courtyard and with roof terraces above; construction of full height closet wing extensions; reconstruction of mansard roof extension; installation of mechanical plant; and internal alterations on all floor levels (Site includes nos. 107 - 108 Eaton Square and nos. 107 - 108 Eccleston Mews)'. Namely, to allow minor amendments including a reduction in size of the basement extension (omission of the basement beneath the main house of both properties), alterations to the appearance of the building including retention of parts of the rear elevation and changes to the lower ground floor courtyard fenestration, and internal changes. NAMELY, to vary the approved drawing numbers to amend the roof of the lower ground floor link to form a roof terrace, alteration to to the lower ground floor fenestration, change to the new rear outrigger fenestration detail and internal changes to the main houses.

Variation of Conditions 1, 32, 38 and 39 of planning permission dated 19 March 2020 (RN: 18/04665/FULL) which itself varied Condition 1 of planning permission dated 9 March 2018 (RN: 17/03980) for: Demolition and rebuilding of 42 Half Moon Street, 11 White Horse Street and 12 Shepherd Market; demolition and rebuilding of 10 White Horse Street behind retained front facade and erection of a five storey extension on vacant site at 12 White Horse Street. Alterations to all other buildings including demolition works, extensions and excavations to provide additional basement levels, removal of courtyard tree and installation of new plant. Use of the buildings as an hotel with public entertainment and health facilities (Class C1) and seven residential dwellings (Class C3).(Site includes 10 and 11 White Horse Street and 12 Shepherd Market); NAMELY, various internal and external alterations, reconfiguration of basement accommodation including excavation of additional basement levels, enlargement of roof extension and plant area to 10-12 White Horse Street and installation of additional balconies to the rear, infill extension to rear lightwell at 42 Half Moon Street to provide additional plant and reconfiguration of roof plant and provision of additional plant; amendment to wording of Condition 30 (revised cycle parking provision), Conditions 36 (hours of use of drinking/dining areas) and Condition 37 (capacity of hotel drinking/dining areas). Namely, to vary the schedules of approved drawings to reflect the enclosed revised drawings, which illustrate the proposed minor material amendments, accordingly and amendment of Conditions 32, 38 and 39 so that they are in accordance with the revisedTransport Assessment Addendum and Operational Management Plan .

Variation of condition 1 of planning permission dated 10 December 2019 (RN 19/07849/FULL) for the excavation of a basement extension below the front garden, lowering of the existing lower ground floor and rear garden level, erection of two-storey glazed infill extension to the rear, re-configuration of layout for the lower ground to first floor to create a single family dwelling. Landscaping works of rear yard and new stairs to glazed infill extension. Alterations to the front lightwell including relocating the stairs and landscaping the front garden from, NAMELY, to vary the approved drawing numbers to amend the design of the ground and lower ground floor lightwell wall location, internal layout design and new proposed wall to match the neighbouring properties.

Variation of condition 1 of listed building consent dated 10 August 2020 (RN: 20/02568/LBC) for 'Alterations and extensions to 32 Belgrave Square and redevelopment of 25/27 Belgrave Mews South behind retained facade including new link extension between the mews house and main building, fourth floor infill extension, new mechanical plant and rooflights, and associated alterations, in connection with enlargement of single family dwellinghouse and erection of an Orangery extension beyond rear wing at ground floor level (site includes 32 Belgrave Square and 25/27 Belgrave Mews South)'. Namely, to amend the decision notice to include additional plan numbers.

Amendments to planning permission dated 10 August 2020 (RN: 20/02567/FULL) for Variation of condition 1 of planning permission dated 12 December 2018 (RN 18/08718/FULL) for 'Alterations and extensions to 32 Belgrave Square and redevelopment of 25/27 Belgrave Mews South behind retained facade including new link extension between the mews house and main building, fourth floor infill extension, new mechanical plant and rooflights, and associated alterations, in connection with enlargement of single family dwellinghouse and erection of an Orangery extension beyond rear wing at ground floor level (site includes 32 Belgrave Square and 25/27 Belgrave Mews South). Namely, to amend the decision notice to include additional plan numbers.

Variation of condition 1 of planning permission dated 21st August 2019 (RN:19/03949/FULL) for the 'Variation of Condition 1 of planning permission dated 19 April 2019 (RN: 18/10895) which in itself varied Conditions 1 and 3 and removal of Condition 4 of planning permission dated 4 November 2014 (RN: 14/08152) for the use as a single family dwelling (Class C3) and associated external alterations including rebuilding of the second floor, construction of a mansard roof extension at third floor, construction of terraces at first and second floor levels and alterations to windows and doors to change the proposed facing material from render to brickwork, new fenestration, and alterations to garage and entrance doors to amend the size and position of windows on the north and east elevations; to insert a double door on the east elevation; to move position of the entrance door on the north elevation; the garage door to be replaced by a window; to render the remaining sections of the building; and to remove condition 4 as the garage will not be used for parking vehicles. NAMELY to make design changes to windows, bin store, roofing material and roof lights.