Demolition of existing detached garage to rear of property. Demolition of existing two storey bay window at the rear of the property and installation of new bi-folding windows at first floor level. Construction of a single storey side and rear extension. New dormer extension to rear roof pitch and loft conversion at second floor level. New conservation roof lights to side roof pitches over main body of house. External refurbishment and landscaping works to the front and rear gardens and side passage.

Variation of Conditions 1 (Approved Plans) and Condition 16 (Permitted Uses) of planning permission 21/AP/2001 dated 02/03/2023 for 'Demolition of rear infill and atrium roof and construction of new 6-storey rear extension connecting to a 2-storey roof extension on the western section of the building; a new atrium roof on the eastern section; roof terraces, landscaping and public realm works and general works of enhancement to the listed building in connection with the continued use of the building within Class E. (LBC reference 21/AP/2002).' for the following amendments: - Conversion of the 5th floor restaurant into office use - Creation of one restaurant at ground floor (rather than two separate restaurants) - Removal of restaurant lift core - Enclosure of the west stair core - Enlargement of central core - Installation of rear window railing protection - Changes to the atrium roof structure - Amendments to the courtyard including substation and switchroom - Delivery of affordable workspace given the increase in office floorspace - Re-wording of Condition 16 to reflect the amended amount of office floorspace

Demolition of existing rear conservatory and replacement with single storey rear extension with roof lights, provision of bike store to front elevation, two new window openings and windows on front elevation, new driveway paving, replacement of existing porch, installation of two roof windows, new panelling on front facade and conversion of garage into side extension with two roof lights and panelled front door.

Erection of a front pitched dormer and rear dormer, demolition of existing conservatory and construction of ground floor rear extension with external alterations including new windows and door casements and conversion of existing outbuilding into residential annex.

Conversion of two flats to one single family dwellingouse; demolition of an existing rear extension and the construction of a new ground floor rear side extension; alteration to the existing dormer over the main roof and the construction of a new dormer over the outrigger; and alterations to the fenestration on the side elevation.

Loft conversion including L shape rear dormer and the installation of 4 roof lights to the front elevation (including demolition of existing chimney and replacement with an external flue pipe). Alterations to entrance porch and blocking up/alteration of fenestration to side elevation. Construction of single storey rear extension.

Details of Condition 6 - details of the timber sash windows proposed to replace the existing upvc windows required by planning permission dated 25/06/2021 [LBS Ref 21/AP/0990] for 'Demolition of garage to the rear, with ground, first floor and basement extension of the property to facilitate conversion from 2 x flats (1 x 1 bedroom 1 x 4 bedroom) into 4 x flats (2 x 2 bedroom 2 x 1 bedroom) with rear balcony to the first floor and full restoration of the front facade'.

Non Material amendment for planning application 20AP0433 dated 28/10/2020 for minor material amendment to planning permission 16/AP/4018 [Approval date: 15.11.2019] 'Redevelopment of the site to provide four buildings to deliver 168 residential dwellings (Class C3) and flexible retail floor space (247m2) of flexible A1/A3/A4; The works include the conversion and extension of Sumner House (Block A) from office use (Class B1-c to provide 44 no flats and 4 no townhouses and partial demolition of boundary wall; the erection of a part 4, part 6 storey block to provide 39 no flats on Sumner Avenue (Block B); part 4(Block B); a part four, part 6 storey building to provide 72 no flats on Jocelyn Street (Block C); and a four storey block providing 9 flats on Melon Road (Block D), with 247m2 of flexible A1/A3/A4 use at ground floor level together with car parking, hard and soft landscaping, and other associated works incidental to the development' consisting of: - One change to the design of Flaxyard Block B: - Switching the balcony/terrace balustrades from glass to solid panels; - Changes to the design of Flaxyard Block C, including: - Enlargement of building footprint on floors 04 to 05; - Small number of fenestration changes; - Reduction in size of the external cycle store, but with a separate supplementary store to now be provided; - Changes to the design of Flaxyard Block D, including: - Enlargement of building footprint on floors 01 to 03; - Reduction of floorspace of the commercial unit from 247m2 to 224.5m2; - External door changes; - Changes to landscaping and car parking arrangements. The amendment are for change of Energy Strategy from CHP to ASHPs with associated plant room and roof top plant Removal of 9 dwellings from M4(2b) classification in Condition 12

Details of Condition 4 - detailed drawings sections and elevations (scale 1:5/ 10) for all fenestration to the new build elements (to include details of the reveals) external doors, balustrading, parapets, timber screens required by planning permission dated 30/07/2018[LBS Ref 17/AP/4124] for 'Change of use from Class D1 with an ancillary Class B1 office function to Class C3 for residential use, including conversion and part demolition of existing main house to enable the creation of x5 new residential units and the construction of x4 new residential units in the rear garden with x9 off street parking spaces, associated communal and private landscaped areas'.

Conversion of existing three-bedroom house into two apartments (Flat A and B). Flat A: 2 bedrooms, 3 person apartment with garden access. Flat B: 1 bedroom, 2 person apartment with balcony access. Demolition of existing single-storey rear extension, construction of a dormer roof extension and addition of 3 no. new timber window to the lower front bay.