Erection of dormer and two rooflights to rear roof slope in connection with loft conversion; Alterations to existing rear extension and erection of infill side extension.

Conversion of existing garage into a habitable accommodation; construction of ground floor rear extension with roof light; roof light on front elevation; enlarged rear dormer window; and alterations to windows and doors.

Commencement of planning permission granted on 25 November 2020 (RN: 20/06032/FULL) for the: 'Alterations to front elevation, roof pitch and rooflights; creation of rear dormer at third floor level and external amenity spaces at first, third and roof levels.' prior to the expiry date of the permission and therefore that the development as permitted can be completed at any time in the future.

Amendments to planning permission dated 08 November 2022 (RN22/06159/FULL) for creation of two roof terraces at fourth floor level and a terrace at second floor level with associated alterations to the elevations at these levels to include new access doors, installation of a green wall on the rear of the building, Namely, alteration to the height of the fourth floor dormer / terrace at the Cavendish Square elevation.

Works to front lower ground floor including new York stone paving to lightwell with single step below external staircase, new timber sash window with sidelights, new security railings to both windows in lightwell at no. 25, to match no. 26 existing railings; new York stone paving at no. 26, lightwell, and new Portland stone to both no. 25 and no. 26; rear elevation works include new glazing and glazing bar layout to external door to rear elevation, omit proposed screen between no. 25 and no. 26 terraces, new metal railings to coping at no. 25 terrace and new double dormer; new front door, garage gate and associated fanlights at no. 48; internal alterations; and associated works (site includes 25-26 Chester Square and 49-48 Eaton Mews South). (Amendments to previously granted Listed Building Consent dated 22 December 2022 RN: 22/06622/LBC).

Amalgamation of 3 residential units, to provide 2 x 3 bed residential units, extension and alterations to roof and installation of 2 rear dormer windows.

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).

Internal at all levels to reconfigure layouts and external alterations to the eastern lightwell and rear elevation and courtyard, creation of a concealed plant area at roof level within an acoustic enclosure and new dormer windows.

Erection of dormer windows to side and rear roof slopes of 23 and 25 Abbey Road and internal alterations at 2nd floor levels to create access to new loft spaces. (Linked with 23/04012/LBC)

Erection of dormer windows to side and rear roof slopes of 23 and 25 Abbey Road and internal alterations at 2nd floor levels to create access to new loft spaces. (Linked with 23/04011/FULL)