Demolition of existing pitched roof and construction of a mansard roof extension across both properties (29-31 Choumert Grove) with four dormer windows to the front elevation and two to the rear elevation to provide additional living accommodation, together with raising the existing parapet wall to the rear elevation and replacing all of the existing windows with aluminium framed casement windows.

Demolition of existing rear ground-floor extension and construction of a single storey wraparound extension. Installation of a roof light to loft rear elevation and raising of one first-floor window sill on the side elevation.

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.

Demolition of existing side and rear extension and construction of single storey side and rear extension with 2no. rooflights. Extension to existing dormer. Removal of side window and installation of two skylights to existing rear outrigger roof and rear roof slope. Replacement of existing fenestration with white timber-framed, double-glazed windows to match existing. (Amended description)

Details of Condition 4. Tree protection as required by planning permission 22/AP/2987 dated 25/11/2022 for construction of a single storey rear extension with integrated canopy. Demolition of the existing shed and construction of a new shed building and bike store to the side. Facade alterations to replace the existing windows and cladding. Renovation of the existing porch/garage to include a new roof, cladding and glazing. Installation of two rooflights to the rear roof slope. Boundary alterations to continue the existing hit and miss brick wall. Excavation works to create a lower patio level linking the new shed building to the main house and minor landscaping works to reform the front and rear gardens.

Non material amendment of planning permission 23/AP/0372: Installation of front garden entrance gate and railing. Part demolition of existing ground floor single storey extension. Construction of one storey and part two storey rear extension. Introduction of roof terrace to butterfly roof with roof alterations. NMA sought: Changes to the previously approved fenestration replacement from timber to heritage uPVC (front and rear). Changes to the previously approved roof terrace footprint dimensions, access hatch and balustrade.

Construction of front driveway including part-demolition of garden wall. Erection of side rear single storey ground floor extension with green roof. Extension of rear garden paved area. Provision of bike shed and access door in property side passage. Widening of existing window dormer at loft level. Insertion of 2No roof lights 1No to outrigger roof 1No to main roof. Replacement of all existing fenestration (windows/doors) with double glazed timber framed units. Removal of arboriculture features and landscaping works to facilitate the development.

Variation of Condition 1 'Approved Plans' of planning permission 20/AP/3131: Demolition of the existing ground floor single storey rear extension and the construction of a new single storey side/rear extension to the ground floor flat with the installation of a boundary wall with a maximum height of 1m to the front of the property. Variation sought: 1. Change in the roof height and angle. 2. New roof light configuration. 3. Reinstatement of the existing window and entrance door. 4. Change from render to brick on the party wall to match the neighbouring building.

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

Non material amendment of planning permission 20/AP/3131: Demolition of the existing ground floor single storey rear extension and the construction of a new single storey side/rear extension to the ground floor flat with the installation of a boundary wall with a maximum height of 1m to the front of the property. NMA sought: Change in the roof pitch to increase the overall height and change in roof light configuration. Reinstatement of the existing window and entrance door. Change from render to brick on the party wall to match the neighbouring building.