Non Material amendment for the alteration to the wording of Condition 24(b) to state Within 3 months of the first occupation of the development hereby approved, details shall be submitted to and approved in writing by the Local Planning Authority demonstrating that the development has achieved Secured by Design accreditation of the approved application 22/02147/FULM which allowed the Proposal under section 73 for the variation of condition 2 (approved plans) and condition 28 (energy statement) of planning permission 22/01821/FULM which granted permission for a minor material amendment to allow changes to the approved scheme to meet fire regulations including the reduction in the size of windows to the northern elevation, the reconfiguration of balconies to the northern and southern elevation, the reconfiguration of apartments at Levels 7 and 8 to form duplex units, the reduction in the height of the lift shaft, internal reconfigurations at Level 1 and minor associated other changes to parent permission 19/02987/FULM. The parent permission being for a minor material amendment to allow changes to the approved scheme including new external plant and empties enclosure, 2 relocated trolley bays and an internal mezzanine level on the ground floor to parent permission 18/01214/FULM. The parent permission being for the demolition of existing buildings and erection of a part 3, part 8, part 9 storey building, to provide retail (Class A1) at ground floor with 59 residential units above, comprising 1 x studio flat, 26 x 1 bed, 27 x 2 bed and 5 x 3 bed flats together with associated landscaping, parking and access improvements.

Variation of condition 2 (plan numbers) attached to 22/07692/FUL (Change of use from Retail (E) to a Dentist Surgery (E) at ground and first-floor levels and Residential (C3) at second floor to form x2 flats. Erection of rear extension to second floor and construction of third floor, erection of part single/part two storey rear extension to create plant room, bin and cycle stores, cladding to existing elevations and alterations to fenestration) to allow for removal of third floor from the development

Variation of Conditions 2 (approved drawings) and 7 (windows) to allow minor material amendments to planning permission reference: 2018/01866/FUL dated 10th August 2018 for the "Change of use of ground floor and basement from a betting shop (Class Sui Generis) to residential use (Class C3) with ancillary basement storage area; erection of a rear roof extension; excavation of part of the rear garden to form lightwells, in connection with the enlargement of the existing basement; alterations to existing shopfront to No.190 and No.192; erection of a part one, part two storey extension at ground and first floor levels to 190 Dawes Road; conversion of both properties into a 7no. unit residential development, consisting of 4no. one bedroom flats and 3no. two bedroom flats, with common access and associated refuse and cycle storage." Amendments sought are alterations to the approved rear brick facade of the back addition extensions to be replaced with a white painted, silicone render system; and alterations to the approved timber windows replaced with double glazed, uPVC 'Rehau' heritage style windows.

Amendments to planning permission dated 20 June 2016 (RN: 15/10444) for: Variation of Condition 1 of planning permission dated 8 December 2011 (RN10/01741/FULL) for development of 55-91 Knightsbridge (including retention of Knightsbridge and William Place facades) to provide retail (Class A1) at basement and ground floor levels, office ( Class B1) at part ground, first, and second floor levels and residential flats at part ground, part first,part 2nd and 3rd to 5th floor levels. Off street servicing and new sub basement car park. Removal and replacement of existing tree on William Street. Demolition of 1-2 William Street and its replacement with a redesigned building with internal linkages to 55-91 Knightsbridge. Restoration and repair of external facades and roofs to 3-7 William Street including reinstatement of original roof profile at 4 William Street, conversion of 1st to 3rd floor levels of 3 and 4 William Street for residential purposes ( Class C3). Namely, the substitution of new drawings to allow minor material amendments comprising a revised number and mix of residential units; the provision of a terrace for a residential unit on the western end of the building; erection of a lift shaft to the rear of 4 William Street; alterations to shopfront of Nos. 3 - 4 William Street; extension at 4th floor level to the rear of Knightsbridge; and reconfiguration of the fenestration. Namely, amendment to the external air vent at 4 William Street.

Variation of condition 1 of planning permission dated 3 March 2020 (RN 19/09981/LBC) for the Variation of condition 1 of listed building consent dated 20 February 2016 (RN: 15/10446/LBC) for the: Development of 55-59 Knightsbridge (including retention of Knightsbridge facades, demolition and the dismantling and reinstatement of roofs and chimneys) to provide retail (Class A1) at basement and ground floor levels and 18 residential flats at first, part second floor and third to fifth floor levels. Demolition of 1-2 William Street and its replacement with a redesigned building with internal linkages to 55-91 Knightsbridge. Namely, to allow alterations to William Street Residential Entrances, door to Wilton Place, fenestration changes to rear facade, increased lift Shaft to rear face of William Street, merlons to west elevation, West façade end bay reconstructed, chimneys to coping stone detail in mansard, pavilion gable apex roof stones, ridge height of mansard roofs, projecting signs to shopfronts, retained parapet to no. 55 Wilton Place, general layout alterations, and associated works from RN 19/09981/LBC, NAMELY, to vary the approved drawing numbers to amend the design of the external vent at no. 4 William Street and the removal of a ceiling at third floor level.

Amendments to planning permission dated 23 March 2018 (RN: 17/08716/FULL) for Variation of condition 1 and removal of condition 33 and 34 of planning permission dated 20 April 2016 (RN: 15/06448) for the 'Demolition of all existing buildings and comprehensive redevelopment to provide a mixed use development accommodated in a single building arranged around a central courtyard of lower ground, ground, eight upper floors, rooftop plant and basements. Use of new building for hotel comprising up to 190 guest rooms, restaurants/bars, ballroom, function rooms, hotel leisure/spa facilities, ancillary and back of house spaces (Class C1), 24-28 residential dwellings including ancillary residential leisure and amenity facilities (Class C3) and retail (Class A1), car and cycle parking with access from Grosvenor Crescent and Halkin Street, refuse, delivery and circulation spaces within basements and other associated works. (Site includes Yorkshire House, Grosvenor Crescent, 3, 4, 5 and 8 Pembroke Close and 12 Halkin Street London SW1)'. NAMELY, to amend the approved drawing numbers to allow design changes to all building facades and internal alterations to the design of the building, installation of a Building Maintenance Unit at roof level and alterations to the roof parapet line, NAMELY, to make changes to the south-west building elevation facing Forbes House, specifically in relation to the approved windows and their layout on the southern part of the site and to add an additional condition (38) to the planning permisison: "You must carry out the development in accordance with the approved Design Amendment Statement Ref: 1GP-HAP-XX-XX-RP-AR-0096 insofar as it relates to the approved windows and their layout on the southern part of the elevation and maintain it in accordance with this Design Amendment Statement in perpetuity thereafter."

Amendments to planning permission dated 1 September 2014 (RN: 14/02566/FULL) for: Variation of Condition 1 of planning permission dated 04.09.13 (RN: 12/12041) for external alterations and extensions including rebuilding of existing 7th and 8th floor levels, installation of photo-voltaic cells, green roof & plant at roof level, alterations to street facades and rebuilding of rear facades (with new balconies on Smith Court and Piccadilly Theatre frontages, and roof terraces at eight floor level on all frontages), provision of 38 dwellings at 4th-8th floors, with new residential entrance to Sherwood Street, use of second and third floor as offices (Class B1), reconfiguration of existing uses at basement, ground and first floor levels at 12/13 Sherwood Street and 63-75 Brewer Street to provide 2 No. retail (Class A1) units and altered health club (Class D2) layout with new health club entrance on Brewer Street - to allow minor amendments to the approved scheme including: changes to the steel window design on the street facing facades; alterations to the aluminium window design on the rear facades; installation of ventilation grilles in the windows at 3rd-7th floor levels on the Sherwood Street and Brewer Street elevations; alterations to the flank/party wall on Brewer Street; changes to the roof layout and massing; AND removal of Condition 3(2) (requiring detailed drawings of new windows): NAMELY, to amend energy and sustainability strategies to facilitate the removal of a trigeneration system forming part of the central plant within The Crown Estate's Quadrant development and amend the wording of condition 20 accordingly.