Variation of Condition 1 of planning permission dated 03 August 2023 (RN: 23/02362/FULL) for, 'Partial demolition; infill of rear lightwells; front extension at fifth floor level and introduction of a terrace; partial replacement of front elevation; refurbishment of existing building; installation of plant equipment; replacement windows; cycle parking; and associated external alterations; in connection with the use of the building as Offices (Class E);; NAMELY, the reduction of roof level massing to the rear, installation of guttering above fifth floor and introduction of roof pitch increasing the height of the fifth-floor façade by 250 mm; removal of external basement to ground floor stair to the rear, revised canopy design to the front, revised signage design to left of canopy, addition of three external wall lights at ground level, new planters at ground and terrace levels, revised Crittall style window arrangement, spandrel panel at front facade to incorporate vertical detailing to match mullions, change in location of bike racks, reduction of window sizes to east and west lightwell infills and introduction of grilles at eastern infill, and proposed reduction in rooflight to east and west infill extension. (Application under Section 73 of the Act).

Amendments to planning permission dated 9th August 2022 (RN: 22/03130/FULL) for Replacement of windows, facade cleaning, replacement of reception entrance doors, installation of extract grilles on the western facade, installation of doors to refuse and cycle stores at ground floor of the western facade, creation of accessible terraces to the western side of the 4-6th floors, erection of lift enclosure and lobby at roof level and creation of accessible rooftop terrace, consolidation of rooftop plant and installation of photovoltaic panels. NAMELY; widening of reception entrance doors, insetting of retail entrances, changes to bin and cycle store layout and elevational treatment, removal of office floor facade vents, relocation and enlargement of cycle store, and widening of fire escape door

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.

Variation of condition 1 of planning permission dated 23rd October 2020 (RN:19/09638/FULL) for the Demolition of existing community centre (Use Class D1) and nursery (Use Class D1) buildings and associated structures and replacement with three blocks (Blocks A, B and C) to create residential dwellings (Use Class C3), office floorspace (Use Class B1), cafe (Use Class A1), replacement community space (Use Class D1) and replacement nursery (Use Class D1). Landscaping and public realm alterations (including to the base of Wilmcote House); provision of car parking and cycle parking, refuse storage; provision of new boundary treatment; alterations to services; plant and associated works from RN:19/09638/FULL. Namely, to allow alterations to the tenure to 100% affordable housing, internal alterations including removal of built in wardrobes, alterations to windows and doors (internal and external), amend curtain wall panels, alter rainwater pipe location, new canopies to entrances, alterations to materials to part of nursery, alterations to heat network, elevation changes, alterations to Harrow Road public realm.

Amendments to planning permission dated 03 August 2023 (RN: 23/02362/FULL) for, 'Partial demolition; infill of rear lightwells; front extension at fifth floor level and introduction of a terrace; partial replacement of front elevation; refurbishment of existing building; installation of plant equipment; replacement windows; cycle parking; and associated external alterations; in connection with the use of the building as Offices (Class E)'; Namely, relocating mechanical and electrical equipment from the rear roof area to within the building and amendements to the façade design of the rear.

Variation of Condition 1 of planning permission dated 04 September 2020 (RN: 20/03854/FULL) for, 'Demolition and replacement of existing fourth floor, demolition of existing plant room, and erection of a single storey roof extension at fifth floor and rear extension at second to fifth floor levels in connection with existing office (Class B1) use, provision of new main office entrance, flexible use of part ground and basement floor for either retail or office use (Class A1/B1), creation of roof terrace at fifth floor level, provision of cycle parking spaces and facilities, roof plant and associated external alterations, including replacement windows'; NAMELY, to amend the approved drawings to replace a single ground floor level window on the north elevation with a door and to erect of a bridge over the existing lightwell to provide a secondary fire-protected egress point.

Erection of two storey roof extension and alterations throughout to provide additional office (Class E) floorspace, refurbishment and alterations to existing elevations including replacement windows and associated works including the relocation of the entrance at ground floor level. Installation of roof plant, enclosure and lift overrun, provision of terraces at fifth and sixth floor levels, terrace at roof level and all associated and ancillary works.

External alterations including; the partial demolition of existing mansard roof and corner coping to accommodate a new and extended lift; installation of replacement windows at rear lower ground and ground floor level; installation of replacement entrance steps; installation of plant within lowered vault at lower ground floor level, installation of louvered vault doors; installation of a plant enclosure, photovoltaics and a living green roof at part main roof level; creation of terrace with access hatch and associated works at part main roof level for use in connection with the existing office accommodation (Class E).

Amendments to planning permission dated 31 August 2022 (RN: 22/02609/FULL) (which varied planning permission dated 07 December 2020 (RN: 20/03048/FULL (as amended by 22/01515/NMA)) for 'Demolition of 55-58 Pall Mall and 1-4 Crown Passage, and erection of a new building with a part retained facade comprising basement, ground and six upper floors plus mezzanine with a new raised height mansard roof level, to provide office (Class B1) use at basement, part ground to seventh floor level, and provision of two flexible retail/ restaurant (Class A1/ A3) units at part ground level. Creation of terraces at 5th, 6th floor level and 6th floor mezzanine level, installation of plant, and provision of cycle parking spaces and facilities'. Namely, to allow amendments including, Internal revisions to layout and detail of door openings throughout ground to fourth floors; Lobby area added to secondary stairwell at first to fourth floor levels; Revised arrangement of openable doors at fifth and sixth floor level, onto terrace area; Tenant plant enclosure line adjusted to allow for interfacing with lift overrun; Door opening onto Crown Passage recessed to allow doors to open outwards within site boundary; Wall linings altered to reflect amendments to party wall information; Basement layout altered and associated revision of cycle parking layout, reducing the number of cycle parking spaces from 100 to 99; Maintenance access door added within basement; Revisions to fenestration detailing on southeast elevation; Revised materials to southwest and northeast elevations; Relocation of smoke extract system on roof; and Inclusion of door within plant screen for cleaning and maintenance purposes.

Internal alterations at all levels, Installation of 4x air source heat pumps at roof level, single-story extension to the existing rear ground floor to extend existing office use, erection of small closet extension to accommodate WCs at rear mid-ground/first and mid-first/second floors, replacement of non-original windows with double glazed timber sash windows, external repairs to building and associated works. (Linked with 22/05897/FULL)