Variation of Condition 1 and 11 of planning permission dated 20 October 2022 (RN: 22/04903/FULL) for the demolition of existing mansard roof and roof level plant and construction of two storey vertical roof addition with extensions at fourth, fifth, sixth and seventh floor levels for additional office (Class B1) floorspace. Use of the lower ground and basement level for flexible/alternative office (Class B1)/retail (Class A1)/leisure uses (Class D2); car parking, cycle parking, ancillary office uses and mechanical plant. Alterations to the existing building including new windows and entrance, new terraces to eighth and tenth floor levels and new plant enclosure at roof level and associated works; and amendments to car parking provision (retention of the public car park), alterations to the cycle parking provision and basement layouts and reduction in flexible commercial floorspace; namely, design modifications to the Carlton House Terrace elevation including an additional entrance, pavement lights, replacement railings and re-alignment of a section of the south facade; alterations to the lower ground floor glazing on the west elevation, a new stairwell and platform lift to roof terrace (level 10), widening of central core to accommodate emergency access and fire-fighting lifts, realignment of level 10 balustrade and alterations to south-west lift overrun and amendment to the wording of Condition 11 to include the word 'pergolas'.

Demolition of existing stable building and construction of an underground secondary car storage area; creation of hidden parking area within existing landscaped area to rear of dwelling, with home office and gym; grading of land on western part of site with spoil from excavation; reconfiguration of existing driveway. Works to the existing dwelling comprising of a single storey rear infill extension; conversion of integral garage to habitable accommodation; removal of existing porches; reconfiguration of existing chimney; first floor front and rear extension; removal of bay windows; alterations to fenestration and installation of rooflights. Alterations to terrace and creation of outdoor swimming pool.

Demolition of 2no. single storey extensions to rear. Alterations to the rear elevation consisting of replacement of windows, doors, render, rainwater goods and soil pipes. Removal of existing modern bathroom on ground floor and knock through wall at ground floor to create a larger kitchen; removal of existing showers and modern bathroom on second floor and replacement with new bathroom; removal of 2no. internal walls and doors on first floor to create larger bedroom and living room. Demolition of rear lean to over basement steps and construction of new raised paved area externally. Repair and adapt 1855 single storey rear extension, remove/alter windows and addition of 1no. rooflight. Conversion of existing detached garage to home office, studio and store including new window, rooflight and doors and provision of an electric car charging point in rear garden.

Creation of single dwelling enabled by the demolition of 'The Cottage' and construction of two storey side/rear extensions, detached pool house, office, gym, in-ground swimming pool and fenestration and landscaping alterations.

Extension and alterations to existing dwelling (Plot 1 - Quince Cottage). Part-demolition and conversion of workshop building to a single dwelling, construction of a residential dwelling and change of use of B2 yard to residential curtilage (Plots 2 & 3). Demolition of garage/dwelling and construction of a replacement residential dwelling (Plot 4) with associated access, parking and landscaping. Variation to previously approved scheme (19/00006/FULL, 19/01306/FULL and 19/03144/FULL) to include: (Plots 2 and 3) enlarged garden area (Plot 3) Door added from lounge to garden, Two windows added to kitchen looking over garden; (Plot 4) Garage amended - reconfigured to provide garage and home office space; (Site Wide) Road width altered to accommodate fire engine access. Additional space created for vehicle turning serving plot 3. Plot 4 to have separate drive and parking area, plus enlarged garden area (part retrospective)