Amendments to planning permission dated 31 August 2022 (RN: 22/02609/FULL) (which varied planning permission dated 07 December 2020 (RN: 20/03048/FULL (as amended by 22/01515/NMA)) for 'Demolition of 55-58 Pall Mall and 1-4 Crown Passage, and erection of a new building with a part retained facade comprising basement, ground and six upper floors plus mezzanine with a new raised height mansard roof level, to provide office (Class B1) use at basement, part ground to seventh floor level, and provision of two flexible retail/ restaurant (Class A1/ A3) units at part ground level. Creation of terraces at 5th, 6th floor level and 6th floor mezzanine level, installation of plant, and provision of cycle parking spaces and facilities'. Namely, to allow amendments including, Internal revisions to layout and detail of door openings throughout ground to fourth floors; Lobby area added to secondary stairwell at first to fourth floor levels; Revised arrangement of openable doors at fifth and sixth floor level, onto terrace area; Tenant plant enclosure line adjusted to allow for interfacing with lift overrun; Door opening onto Crown Passage recessed to allow doors to open outwards within site boundary; Wall linings altered to reflect amendments to party wall information; Basement layout altered and associated revision of cycle parking layout, reducing the number of cycle parking spaces from 100 to 99; Maintenance access door added within basement; Revisions to fenestration detailing on southeast elevation; Revised materials to southwest and northeast elevations; Relocation of smoke extract system on roof; and Inclusion of door within plant screen for cleaning and maintenance purposes.

Amendments to planning permission dated 16 November 2021 (RN: 21/05242/FULL) for 'Erection of rear extension, formation of lightwell and associated excavation to lower ground floor level; glazed conservatory at rear ground floor level with associated balcony and stair; partial demolition of existing closet wing and replacement with raised roof level; installation of dormer window, roof light and AC units at roof level and associated works'. Namely, to change the approved roof plant to a better performing and more environment friendly model (Daikin VRVRXYSCQ6TV1) and amend the associated plant enclosure.

Amendments to planning permission dated 08 November 2021 (RN: 20/06899/COFUL) for 'Redevelopment of the site on a phased basis. Phase 1 - Demolition of 23 garages and former Balmoral Castle Public House. Phase 2 - Erection of a part seven storey, part six storey and part five storey building to provide community supporting housing (Class C3) (Block A). Phase 3 - Demolition of Darwin House. Phase 4 - Erection of part five storey and part four storey building to provide housing (Class C3) (Block B). All together with new public open space, hard and soft landscaping, car parking, cycle parking, plant and other associated works in each phase'. Namely, to amend the glazed side vision panel to some residential entrances from a half height window to a full height window on the east elevation of Block A and the north elevation of Block B.

Demolition of the existing garage, rear conservatory and part of main building; erection of extension to rear at lower ground floor level with terrace at ground floor level, four storey side extension and two dormers to rear; Alterations to fenestration; installation of Air Source Heat Pumps (ASHP) in front lightwell; and associated external alterations.

Erection of a single storey extension at sixth floor level with a terrace to the rear. Demolition of existing rear lower ground floor extension and erection of an alternate extension in the northern portion of the rear garden with a terrace above. Partial infilling of internal lightwell from first to fifth floor level adjacent to No. 4 Balfour Place to accommodate a lift. External alterations including modifications to the rear fenestration, replacement window and installation of railing detailing to the front elevation, modifications to main entrance portico, alteration to fire access arrangement and associated works. Reconfiguration of existing building, and together with the proposed extensions to provide six residential units (one additional unit) (Class C3).

Amendments to planning permission dated 21 September 2020 (Ref: 19/10047/FULL) for, 'Demolition of 134-140 Oxford Street and 77-84 Wells Street (Wells House) and the erection of a new building comprising basements, ground plus nine upper floors, with plant accommodation and Sui Generis (nightclub) at basement level 02; subterranean 'cycle centre' including cycle parking/changing rooms/drying rooms/lockers; part plant accommodation and part Class A1 (retail) at basement level 01; part Class A1 (retail) accommodation and part Class B1 (office) at ground floor level; part Class A1 (retail), part plant accommodation and part Class B1 (office) at first floor level; flexible Class A1 (retail) or Class B1 (office) at second floor; Class B1 (office) accommodation at third to seventh floors; part plant accommodation and part Class B1 (office) accommodation at eighth floor; Class B1 (office) accommodation at ninth floor; the creation of terraces on levels 6 to 8 and a rooftop terrace area at level 9 (all for use in association with office accommodation); photovoltaic panels on level 9 and the roof; and other associated works including short stay cycle parking spaces in Adam and Eve Court'; NAMELY, alterations to nightclub entrance onto Adam and Eve Court, Adam & Eve Court Louvres, to the articulation of the sixth floor dormer windows, and to the Level 9 amenity terrace space; inclusion of facade lighting strategy; internal alterations; and pulling inwards of seventh floor in northern part of site.

Amendments to planning permission dated 17 August 2020 (RN: 19/07344/FULL (as amended by RNs: 21/03678/NMA and 21/05390/NMA)) for 'Demolition of existing rear extension, excavation of basement under property including front lightwell and vault, erection of a basement and ground floor rear extension, alterations to the ground floor front elevation in connection with conversion of property into one 3 bed unit and one 2 bed unit'. Namely, amendments to basement and ground floor layouts, and windows and doors in the rear yard and front lightwell at basement and ground floor levels.

Amendments to planning permission dated 20 July 2021 (RN: 20/07187/FULL) for demolition of existing property and erection of a five-storey building (with basement level) incorporating a lightwell to the Elgin Avenue frontage and plant at roof level to provide a commercial unit at ground and basement and residential dwellings at basement, ground and upper levels.; NAMELY, improved layout of residential units; incorporation of unit F3, F5 and F7 balcony space into internal space; reduction of unit F8 amenity space; relocation of staircase and lift shaft; amendments to windows and doors; reduction of size and reconfiguration of basement level commercial space; reconfiguration of ground floor commercial space; circular staircase for fire escape from basement level; reduction of floor-to-floor heights at all levels; reduction in roof footprint and plant reconfiguration; increase of window dormer cheeks and roof thickness; introduction of smoke shaft and other services for fire and building regulations.

Excavation of the lower ground floor, rear garden, front vaults and front lightwell level. Erection of a side in-fill extension at lower ground floor level and partial in-fill at ground floor level with terrace. Demolition of rear closet wing and erection of replacement at lower ground, ground, and first-floor level. Replacement double glazed windows and doors to match existing.

Partial demolition of building and erection of new extensions at ground and first floor levels, alterations to roof, basement excavation, alterations to windows and doors, new boundary wall treatment facing Elm Tree Road, repositioning of pedestrian gate and hard and soft landscaping works.