Variation of Conditions 1, 20, 21, 23, 24 of planning permission dated 16th March 2021 (RN 20/04933/FULL) for the demolition of existing mansard roof and roof level plant and construction of two storey vertical roof addition with extensions at fourth, fifth, sixth and seventh floor levels for additional office (Class B1) floorspace. Use of the lower ground and basement level for flexible/alternative office (Class B1)/retail (Class A1)/leisure uses (Class D2); car parking, cycle parking, ancillary office uses and mechanical plant. Alterations to the existing building including new windows and entrance, new terraces to eighth and tenth floor levels and new plant enclosure at roof level and associated works; namely, amendments to car parking provision (retention of the public car park), alterations to the cycle parking provision and basement layouts and reduction in flexible commercial floorspace.

Amendments to planning permission dated 27 July 2021 (RN 21/03134/FULL) for: Variation of Conditions 1 and 11 of planning permission dated 13 February 2019 (RN: 18/07715/FULL) for the removal of existing third and fourth floor levels and roof top structures and partial demolition of Shelton Street elevation (third floor only); construction of new floorspace and internal reconfiguration resulting in a part five and part six storey building with roof top plant enclosure, to provide flexible commercial use including retail (Class A1), financial and professional services (class A2) restaurant (class A3), office (class B1) and /or assembly and leisure (class D2) at basement and ground floor level and office use (Class B1) at first to fifth floor levels; refurbishment of external elevations; roof terraces, plant, cycle parking and facilities for access and servicing. Namely,ventilated gate access doors to UKPN substation at ground floor level on Arne Street.

Amendments to planning permission dated 07 April 2017 (RN:16/06616/FULL) for the: Construction of residential building on the site of Ergon House of nine storeys above ground to provide up to 108 residential units, provision of ground floor level retail unit (Class A1) and associated basement works, Deed of Variation to the S106 legal agreement for planning permission 13/09737/FULL in order to apply relevant provisions to this current application. (9 Millbank and The Gatehouse, Dean Bradley Street and demolition of Ergon House to be implemented under planning permission reference 13/09737/FULL). Namely, to allow alterations to mansard and roof level maintenance access, revised rooftop plant, services and elevation changes for servicing and the addition of Condition 32 to read: "The stair handrails to the approved roof access metalwork stairs must be collapsed when the stairs are not in use for maintenance purposes. Reason: To make sure that the appearance of the building is suitable and that it contributes to the character and appearance of this part of the Smith Square Conservation Area. This is as set out in Policies 38, 39 and 40 of the City Plan 2019 - 2040 (April 2021)."

Variation of conditions 1 and 11 of planning permission dated 13 February 2019 (RN: 18/07715/FULL) for the removal of existing third and fourth floor levels and roof top structures and partial demolition of Shelton Street elevation (third floor only); construction of new floorspace and internal reconfiguration resulting in a part five and part six storey building with roof top plant enclosure, to provide flexible commercial use including retail (Class A1), financial and professional services (class A2) restaurant (class A3), office (class B1) and /or assembly and leisure (class D2) at basement and ground floor level and office use (Class B1) at first to fifth floor levels; refurbishment of external elevations; roof terraces, plant, cycle parking and facilities for access and servicing. Namely, to allow greater flexibility for the use of the commercial floorspace at ground and basement level, additional plant area at roof level, realignment of plant room screen on Dryden Street elevation and amendment to configuration of basement refuse store.

Variation of condition 1 of listed building consent dated 26 April 2019 (RN 19/01570/LBC) for, 'Demolition of existing upper levels (6th, 7th, 8th floors and roof level) and construction of new 6th, 7th, 8th, 9th and roof levels for continued use as offices on part lower ground, part ground, and upper floors. Use of part of lower ground and ground floor for dual/alternative Class A1/B1 retail/office use, and various external and internal works including new shopfronts to Jones Street and Bourdon Street and installation of external lighting to Berkeley Square'; NAMELY, to vary the approved drawing numbers to include replacement of Bourdon Street Service gate and internal layout changes at ground and lower ground floor only.

Variation of Condition 1 of planning permission dated 26 April 2019 (RN: 19/01748/FULL) for, 'Demolition of existing upper levels (6th, 7th, 8th floors and roof level) and construction of new 6th, 7th, 8th, 9th and roof levels for continued use as offices on part lower ground, part ground, and upper floors. Use of part of lower ground and ground floor for dual/alternative Class A1/B1 retail/office use, and various external and internal works including new shopfronts to Jones Street and Bourdon Street and installation of external lighting to Berkeley Square; NAMELY, to vary the approved drawing numbers to include replacement of Bourdon Street Service gate and internal layout changes at ground and lower ground floor only.

Variation of Conditions 1 and 6 of planning permission dated 30 November 2016 (RN: 16/04562) for demolition and reconstruction behind a retained front facade of 41, 43, 57, 59 and 63 Pimlico Road including the realignment of the rear elevation, the installation of new roof structures to match the existing, and the creation of external terraces; demolition of 61 Pimlico Road (the element directly fronting onto Pimlico Road) and construction of infill accommodation at ground, first, second and third floors; replacement of shopfronts to 41, 43, 57, 59 and 63 Pimlico Road; retention and sub-division of the builders' yard at 61 Pimlico Road (behind the frontage to Pimlico Road), installation of a partial mezzanine floor and creation of lateral connections at ground floor level to 41, 43, 57 and 59 Pimlico Road; replacement of the builders' yard glazed roof lantern; creation of roof level plant enclosure above part of the builders' yard; creation of four Class A1 retail units at basement, ground and mezzanine level, with seven Class C3 residential dwellings at the first, second and third floor levels (with ground floor access); sub-surface excavation including lowering of ground floor slabs and the creation of additional basement accommodation; together with other external alterations; Namely, to create a new publicly accessible retail arcade and associated amendments to internal retail layouts and elevational works on Pimlico Road, enlargement of the basement, amendments to the roof to provide additional glazing and acoustic louvres, internal residential layout amendments, amendments to the wording of condition 6 to allow ancillary Class A1 food and beverage provision, and associated works.

Amendments to planning permission dated 8 October 2019 (RN: 19/06149) for: External alterations to the St James's Square and Pall Mall facades, including alterations to windows and entrances, new entrance from Pall Mall and cleaning of brickwork; erection of roof extension to incorporate lift overrun, roof access, concealed open plant area and new plant; and dual/alternative use of part of the ground and basement levels as either office (Class B1) or retail (Class A1); and associated works. Namely, amendments to entrances and doors on the St James's Square and Pall Mall elevations; changes to the lower ground floor layout; alteration to the level 5 facade (to Pall Mall) moving 50mm south towards Pall Mall; alteration to the construction of the mansard roof moving 240mm south toward Pall Mall; the introduction of a short boundary wall to St James's Square; changes to the design of the railings; amendments to the quantum and height of the stall risers, amendments to the stone bands on the facade; and variation to the wording of conditions 12 and 13 requiring the works to be carried out in accordance with the detailed drawings of the new windows, doors and eastern party wall upstand.

Amendments to planning permission dated 12 March 2020 (RN: 19/00012) for Variation of condition 37 of permission dated 08/03/2016 (ref 15/08006/FULL) for Construction of new office (Class B1) building (Building 6a) fronting a realigned Allington Street and Bressenden Place with part flexible retail use (Class B1/A1-A5) at ground and first floor. The proposal includes new basement levels connected to the adjacent Nova basement with associated highways, utilities and other associated works, including hard landscaping/public realm works. (Site also known as Nova East). NAMELY, amendment to ground floor external appearance and layout, provision of additional goods lift lobby on level 17, an increase in the number of glazed panels on the west elevation facade, increase in height of the goods lift overrun by 200mm and the passenger lift overrun by 500mm, an increase in the height of the satellites located on the roof so that they are 625mm higher than the parapet and the BMU when parked will be approximately 250mm above the parapet and insertion of a metal rail balustrade at the back of parapet coping at a height of 1100mm above roof finished level.