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.

Construction of a two storey roof extension incorporating a roof terrace above; new slate mansard roof and installation of new windows and French doors on north elevation; modification of existing second floor balcony.

Details of typical bay details - front, side and rear façades, dormer windows, external metalwork, ground floor entrance and solar panels showing architectural relationship to the roof, details of samples of the facing materials, details of a car club scheme, detailed drawings showing the following alteration(s) to the scheme; Provision of a privacy screen on the southern boundary of the terraces at rear 2nd and 3rd floor levels and details of code of construction practice pursuant to Condition 3, 4, 14, 15, 16 of planning permission dated 23rd September 2022 (RN: 22/03519/FULL)

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.

Construction of a basement light well with metal grille, new double door within new lightwell, widening of existing roof dormer facing Gloucester Square, replacement doors and windows and installation of air conditioning unit at roof level.

Proposed alterations to door and window openings, construction of infill one storey rear extension within the lower ground floor courtyard and erection of a conservatory. Removal of a non-original pitched roof above part of the existing lower ground floor bathroom and replacement with a flat roof and glazed balustrade to form an extension to the existing terrace at this level. All to enlarge and alter dwelling (Class C3).

Excavation of a basement beneath the footprint of the original dwelling; Creation of courtyard and installation of new windows to rear; Reconfiguration of the windows to the front elevation and addition of a Juliette balcony; and raising of parapet for roof construction and installation of green roof.

Details of new windows, including key details with adjacent fabric, new external doors including key details with adjacent fabric, extended chimney, new dormer, new roof lights and roof construction, new lantern light, including key details with adjacent fabric, new stone panel, section through lead roof and north wall at lower ground floor, including light well; AND proposed dormer sash to be '2 over 2' as those adjacent pursuant to condtions 14 and 15 of planning permission dated 23rd February 2022 (RN:21/07541/FULL).

Use of ground and lower ground floor in connection with residential flat above; construction of a mansard with roof terrace; rear lightwell infill extension; a front lightwell extension and new railings; replacement of the non-original first floor external balustrade and fenestration alterations.

Demolition (retaining front facade) and construction of a replacement dwelling with mansard roof, new fenestration and associated work.