Erection of rear extensions at lower ground and ground floor levels. Reconstruction and extension of rear closet wing with pitched roof; Replacement of roof with a mansard roof with dormer windows. Replacement of existing sash windows with double glazed timber windows: Installation of plant within acoustic enclosure to rear; and landscaping works.

Amendments to planning permission dated 14 March 2022 (RN: 21/08778/FULL) for the: Erection of a rear dormer extension and side (conservation style) skylight. Single storey rear extension living area at lower ground floor level. Excavation of a new basement level under front garden. Landscaping to front, side and rear gardens and creation of waste store. Namely, to reduce the size of the rear extension's lantern and regularise its shape; omit triangular fan light from the rear elevation of the rear extension; simplify pergola design; and replacement of window sashes with slimline double glazing.

Erection of rear extension at lower ground floor level, extension under front garden and associated lowering of lower ground floor level; Erection of rear dormer; Alterations to fenestration; Installation of plant machinery; Erection of outbuilding in rear garden; Alterations to rear boundary walls; landscaping works; and associated external alterations. Internal alterations, including changes to planform. (Linked with 22/07801/FULL)

Amendments to planning permission dated 12 July 2022 (RN: 21/07264/FULL) for alterations and extensions to the Ritz Hotel and William Kent House including the change of use of the casino to a dual flexible use as hotel and/or private members club, a two storey side extension to William Kent House, extensions to the Ritz hotel including on the site of 22 Arlington Street comprising an extension of five basements, lower ground, ground, mezzanine and seven upper floors to provide additional hotel floorspace, new and upgraded hotel facilities including hotel rooms, restaurant and spa, new entrances on Arlington Street, arrival and drop off facilities, changes to the servicing and refuse facilities, car and cycle parking, plant, landscaping and all works including demolition, enabling, highways and other ancillary works. Namely, minor alterations to the ground and upper floors of William Kent House (WKH) and the triangular staircase in the Ritz building; and external works to WKH including re-spacing balcony columns; ground floor external door detailed with light; first floor French windows cills lowered; new soil pipe to south west façade; Increased scope of slate replacement; relocated position of access hatch and dormer; new access ladder; windows and dormer louvre modification and to junction between Winter Garden and WKH.

Amendments to planning permission dated 1st November 2022 (RN: 22/05327/FULL) for erection of a single storey rear extension at ground floor level, rear first floor extension to occupy the current rear terrace and part of flat roof; roof terrace at rear first floor level; enlargement of the roof with insertion of dormer windows to front and rear, and roof lights to rear; alterations to existing windows, new front gate and alterations to landscaping and parking and air conditioning unit with acoustic screening; infilling of the front entrance porch; and amendments to the side extension at ground floor level and a new rooflight NAMELY, the relocation of the plant room door and introduction of a new small window in the utility room.

Erection of a single storey rear extension at ground floor level, rear first floor extension to occupy the current rear terrace and part of flat roof; roof terrace at rear first floor level; enlargement of the roof with insertion of dormer windows to front and rear, and roof lights to rear; alterations to existing windows, new front gate and alterations to landscaping and parking and air conditioning unit with acoustic screening; infilling of the front entrance porch; and amendments to the side extension at ground floor level and a new rooflight.

Erection of a single storey rear extension at ground floor level, rear first floor extension to occupy the current rear terrace and part of flat roof, roof terrace at rear first floor level, enlargement of the roof with insertion of dormer windows to front and rear and roof lights to rear, alterations to existing windows, new front gate and alterations to landscaping and parking and air conditioning unit with acoustic screening, infilling of the front entrance porch, amendments to the side extension at ground floor level and a new rooflight.

Alterations and extensions inclusing excavation of basement, erection of a rear extensions with terraces, raising of the two side wings, widening of the north wing, installation of dormer windows to roof, rebuild chimneys, alteations to windows and doors, alterations to front lightwells, and new landscape scheme for the front and rear gardens.

Variation of condition 1 of planning permission dated 10 March 2020 (RN: 19/07210/FULL) for the: Erection of rear dormer roof extension. Internal alterations to the lower ground floor, upper ground floor, and second floor together with the retention and restoration of the original historic features. Replacement of external rear staircase and secondary glazing to existing windows. Proposed landscaping to garden. NAMELY, to amend the approved drawing numbers to allow changes to the layout, rear stairs and associated works. Alterations to fenestration on rear elevation. (Linked to 20/04094/LBC)

Variation of condition 1 of listed building consent dated 28 May 2020 (RN: 19/07211/LBC) for the: Erection of rear dormer roof extension. Internal alterations to the lower ground floor, upper ground floor, and second floor together with the retention and restoration of the original historic features. Replacement of external rear staircase and secondary glazing to existing windows. Proposed landscaping to garden. NAMELY, to amend the approved drawing numbers to allow changes to the layout, rear stairs and associated works. Alterations to fenestration. (Linked to 20/04091/FULL)