Demolition and reconstruction of rear extensions at lower ground and ground floor level to create an enlarged first floor terrace; excavation of front pavement vaults; repairs to the front and rear facades; replacement of windows with double glazed timber windows; modifications to the rear mansard to create a concealed plant area and lift overrun, and new dormer windows; and associated alterations; all to alter and extend dwellinghouse (Class C3).

Demolition of garage to side and conservatory to rear at lower ground floor level; Erection of two storey extension to side and rear and single storey extension to rear with terrace above; Installation of plant machinery within enclosure in rear garden; Lowering of lower ground floor level and part of rear garden; Hard and soft landscaping works; Changes to fenestration and external alterations.

Demolition of the existing rear modern extension and replacement with new infill extension at basement, ground and first floor level. Creation of a new residential unit and reconfiguration of existing residential accommodation across all floors. Installation of a new lift for level access; installation of new windows and external plant units at rear second floor level and associated internal and external alterations.

Demolition of existing rear extension and front extensions and erection of two storey extensions to front and rear; Excavation of single storey basement with associated lightwells; Partial demolition and extension of roof including formation of dormers and installation of PV panels; Installation of of plant machinery at basement level; Alterations to fenestration; Landscaping and associated external alterations.

Demolition of existing single-storey rear extension and erection of full width single storey ground floor extension, with associated alteration to boundary wall.

Variation of Condition 1 of planning permission dated 04 September 2020 (RN: 20/03854/FULL) for, 'Demolition and replacement of existing fourth floor, demolition of existing plant room, and erection of a single storey roof extension at fifth floor and rear extension at second to fifth floor levels in connection with existing office (Class B1) use, provision of new main office entrance, flexible use of part ground and basement floor for either retail or office use (Class A1/B1), creation of roof terrace at fifth floor level, provision of cycle parking spaces and facilities, roof plant and associated external alterations, including replacement windows'; NAMELY, to amend the approved drawings to replace a single ground floor level window on the north elevation with a door and to erect of a bridge over the existing lightwell to provide a secondary fire-protected egress point.

Partial demolition of the ninth floor and erection of single storey extensions to the south, north and east (rear) of the ninth floor, erection of new kitchen extract riser, replacement windows, together with replacement plant and equipment to the roof of the ninth floor, and other associated internal and external alterations; includes use of part of the perimeter area of the south-eastern area [opposite the junction with Tilney Street-Deanery Street] of the ninth floor roof as a terrace and use of part of the rear eastern ninth floor wing, parallel to Deanery Street, as a roof terrace, both terraces being used as additional restaurant seating ancillary to the hotel.

External alterations including; the partial demolition of existing mansard roof and corner coping to accommodate a new and extended lift; installation of replacement windows at rear lower ground and ground floor level; installation of replacement entrance steps; installation of plant within lowered vault at lower ground floor level, installation of louvered vault doors; installation of a plant enclosure, photovoltaics and a living green roof at part main roof level; creation of terrace with access hatch and associated works at part main roof level for use in connection with the existing office accommodation (Class E).

Demolition and replacement of existing lower ground floor rear extension with lowered floor level and enlarged terrace above, infill of existing lower ground floor courtyard and creation of new courtyard at lower ground floor level, extend existing parapet along the first floor roof, partial infill of front lightwell, alterations to fenestration throughout including new access doors to ground floor terrace, replacement metal staircase to front lightwell, partial excavation and underpinning of lower ground floor level to lower floor level, internal alterations throughout all in connection with use of the building as a single family dwelling

Variation of condition 1 of planning permission dated 06 February 2020 (RN:18/10886/FULL) for Demolition of 54, 55-57 Great Marlborough Street and 47, 48 (behind a part reconstructed facade) and part demolition of 49-50 Poland Street to provide a building comprising ground plus seven storeys with louvred plant room and two basement levels onto Great Marlborough Street (with rear projecting wing at ground and six upper floors with roof level louvred plant room) and a ground plus part five/part six storey building with two basement levels onto Poland Street, all for use as a hotel (Class C1), retail (Class A1), and a restaurant and bar (Class A3/A4). Creation of central glazed covered courtyard and publicly accessible route through the site, a landscaped terrace onto Poland Street, cycle parking, waste storage, plant rooms at fifth, sixth, seventh floors and roof level, services and associated works; NAMELY, to enable design amendments including alterations to the detailed design of the new facades; reconfiguration of the entrances and routes through the ground floor level of the building; the introduction of a mezzanine level at basement level 02 and internal alterations to introduce additional firefighting cores. (Application under Section 73 of the Act). RECONSULTATION: AMENDED PLANS RECEIVED.