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.

Non-material amendments to appeal decision APP/N5090/W/21/3289161 dated 12/07/22 (planning ref 21/3726/FUL) for 'Redevelopment of the site to deliver up to 260 homes and up to 709 sqm GIA of Class E commercial floorspace through the conversion of Barnet House from offices to residential, including extension at roof level, and the front, rear and side elevations alongside the provision of Class E use at ground floor of Barnet House. And the demolition of rear annex and erection of new residential buildings. Together with associated public realm, landscaping, access improvements, car and cycle parking.' Amendments to include: New connecting corridor for fire safety; Replan some apartments to facilitate new corridor; 'Twinning' of some balconies to facilitate new corridor; Replan apartment layouts on top two floors to enable dual means of escape; Replan apartment above substation on noise considerations; Inclusion of local vents and risers in accordance with revised fire strategy; Reconfiguration of landscaping to retain more trees; Rationalisation of basement to improve efficiency of car parking layout; Improved car parking arrangement increasing the car parking ratio from 0.22 to 0.25.

Amendments to planning permission dated 23rd January 2023 (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 amend the wording of Condition 3 (Code of Construction Practice) to enable early works to be carried out in accordance with the Appendix A dated 22/11/22 signed by the Environment Inspectorate and prior to the discharge of Condition 3.