Variation of condition 1 (approved plans) of planning permission dated 30 September 2021 (RN: 21/04952/FULL) for variation of condition 1 of planning permission dated 12 May 2020 (RN:19/05711/FULL) for the: Demolition and redevelopment of the existing Porters Lodge to provide a replacement single dwelling (Use Class C3); erection of extension to the rear of Kings Court; facade alterations, including provision of balconies at ground and first floor level to the front elevation of Kings Court, restoration of the existing brickwork and addition of limestone cladding, upgrades to the fenestration; landscaping of the site; provision of terraces to the rear and side of Kings Court. NAMELY, introduction of fire escape leading from the roof of the extension, down to the upper ground floor level including staircase.

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 rear extension at lower ground floor; replacement of front and rear elevation windows with new double glazed timber sash windows; installation of two condenser units at roof level; installation of new paving slabs in the front lightwell; alteration to vault including replacement of doors and spaces converted into services and refuge storage, bike storage and general storage; landscaping of rear courtyard with stone flooring; external repair and redecoration of all building fabric elements and external areas; repair, levelling, strengthening of floors and other key structural elements; layout alterations and refurbishments; and associated works. (Linked with 23/04616/LBC)

External alterations to both No. 13 Hill Street and 39 Hay's Mews to alter existing windows and sills; replacement of existing windows; creation of new openings and installation of new windows; infill of existing lightwells; alteration works to existing courtyard works, associated access creation and landscaping; installation of new external light fittings; installation of a new dry riser; works at roof level including repair and upgrade works; installation of new rooflights; new means of escape and access onto Hays Mews; installation of new plant equipment and associated enclosure; other associated works.

Partial demolition of building and erection of new extensions at ground and first floor levels, alterations to roof, basement excavation, alterations to windows and doors, new boundary wall treatment facing Elm Tree Road, repositioning of pedestrian gate and hard and soft landscaping works.

Variation of Condition 1 of planning permission dated 20th December 2022 (RN 22/05746/FULL) excavation to create basement extension and lower pavement vaults; removal of existing extensions and replace with extensions at rear lower ground to third floor level including roof terrace at rear first floor level; erection of fourth floor extension in mansard style to rear and open up blind windows to front; installation of plant within mansard structure; new landscaping to garden and replace boundary wall with 16 Wilton Crescent; Namely, external wall lights at lower ground to first floor and third floor level and new air vents to the rear lower ground floor level; alterations to the design of railings at ground, first and third floor level balconies; and an intake air housing to the balcony at rear ground floor level; extended metal staircase from the lower ground floor level to rear ground floor level; and alterations to the garden finishes and layout including the provision of a new freestanding trellis with low-level air duct behind.

Installation of air conditioning units at roof level with acoustic enclosure, alterations to fenestration to rear lower ground floor, installation of external staircase from upper ground floor level, alterations to landscape including repositioning of retaining wall, and associated internal works all in connection with the use of the property as a single dwellinghouse (Linked with 22/07748/LBC).

Variation of Condition 1 of planning permission dated 08 September 2014 (RN:14/03923/FULL) for the excavation to create basement extension and lower pavement vaults; removal of existing extensions and replace with extensions at rear lower ground to third floor level including roof terrace at rear first floor level; erection of fourth floor extension in mansard style to rear and open up blind windows to front; installation of plant within mansard structure; new landscaping to garden and replace boundary wall with 16 Wilton Crescent; namely, alterations to the size and position of the new rooflights and access hatch at roof level, opening up of a blind window at rear third floor level and alterations to the glazing on the front elevation.

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.

Variation of Conditions 31 and 32 of planning permission dated 30 March 2022 (21/07642/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, to amend the wording of Conditions 31 and 32 to require the landscaping of the first floor terrace to be carried out in accordance with the submitted details.