Amendments to planning permission dated 23 December 2022 (RN: 22/05428/FULL) for 'Two-storey extension including roof-level plant along the Bressenden Place façade to provide a new office entrance pavilion (Class E), the provision of Class E office / retail accommodation, remodelling of the crown of Portland House and creation of a setback rooftop extension to provide office amenity (Class E) and an outdoor terrace, reconfiguration of the second floor plant accommodation fronting Cardinal Place, relocation of the zephyr on Bressenden Place, provision of cycle parking, public realm and associated works including window replacement and the application of a new façade treatment', NAMELY to enable the removal of specified louvres, relocation of the generator, façade updates at ground floor level, installation of safety balustrading, relocation of the consented UKPN access, creation of a separate ground floor access for the crown amenity space and installation of additional sliding doors at Level 30.

A non-material amendent to 3/23/0224/LBC - Change the position of the approved extension and windows in the northwest elevation and add an arched topped door opening in the southwest end elevation. Provide steps in a new position to access the rear eastern garden from the repositioned external door. Relocate the bin enclosure.

A non-material amendent to 3/23/0223/FUL - Change the position of the approved extension and windows in the northwest elevation and add an arched topped door opening in the southwest end elevation. Provide steps in a new position to access the rear eastern garden from the repositioned external door. Relocate the bin enclosure.

First floor extension. Roof extension including crown roof, 2no. gable ends and new dormer window to rear

Loft conversion with hip to gable with barn hip roof extension to side elevations, Crown top dormer to rear elevation and pitched roof extension with 4 No rooflight windows to front elevation.

Roof extension including new crown roof, side dormer window, 2no. side facing rooflights, 2 no. flat rooflight and gable windows to front. Installation of 11 no. of solar panels to flat roof of crown . Alterations to existing conservatory to include changes to fenestration and roof fabric

Part single part two storey rear extension, first floor side extension, alterations and extension to roof including removal of chimneys and creation of a new crown roof with 2no. rear dormer windows and 2no. rooflights to front and side roofslopes. Alterations to rear patio/terrace and steps

Lower ground extension with patio and access steps. Part single, part two storey front/side/rear extension to ground and first floor with patio, new access steps and changes to fenestration. Roof extension including crown roof, rear dormer window, 1no. front and 4no. side facing rooflights. Erection of outbuilding following demolition of existing garage

Alterations and extension to roof including creation of a crown roof, increased roof pitch, side and rear dormer windows and 2no front facing rooflights and 1no rooflight to each side elevation (Amended Plans and Description)

Variation of condition 2 (Approved Plans) of planning permission reference 20/5437/FUL dated 12/02/2021 for 'Demolition of the existing dwelling and erection of a new two storey dwelling with basement level and rooms in the roof space. Associated terrace areas and steps. Alterations to hard and soft landscaping. Retention and reduction of pond. Tree works.' Variation to include, Enlargement and alterations to basement footprint and lower ground floor terrace area including introduction of stairs from basement to garden terrace; Reduction in retained wall at basement level; Front lightwell; Relocation of staircase at basement level; Extension of ground floor terrace; Increase in depth and width of rear projections at ground, first and second floor level; Chimneys added to north and south flank elevations; Alterations to flat roof of dwelling including alterations to rooflights; Changes to detailing on building and alterations to fenestration; Marginal increase in height and width of garage and addition of two rooflights; Addition of solar panels to main body of roof; Change from flat roof to crown roof garage and marginal increase in height; Introduction of terrace and window to the rear elevation of the garage; Introduction of new windows and or doors on the south, north and east; Elevations across ground, first, second and roof level; Introduction of new dormer, roof lights and additional solar panels at roof level