Variation of condition 3 of listed building consent dated 13th August 2019 (RN 19/04617/LBC) for the Excavation of two sub-basement levels and associated internal and external alterations all in connection with the use of the building as a hotel, including restaurant at ground and lower ground floor levels. Creation of balconies at fifth floor level and installation of air conditioning units at sixth floor level. NAMELY, to enable implementation of the planning permission and condition 3 to follow as basement Excavation Works Pre Commencement Condition. Prior to the commencement of any works associated with the approved basement excavation including, (a) Demolition, (b) Earthworks/piling and (c) Construction. (Linked to 22/02312/FULL)

Variation of condition 1 of listed building consent dated 20th May 2021 (RN 20/08075/LBC ) for the enlargement of rear lightwells and erection of rear extensions at lower ground floor, use of garage as habitable accommodation and associated replacement of garage door with window, replacement windows in rear extension, replacement rooflights, removal of tree in front garden and associated landscaping as well as internal alterations across all levels. NAMELY, to make the existing rooflight over stairs central, new timber double glazed doors, new external door, new metal railings and new thin french aluminium doors within replacement glass structure. (Linked to 22/02324/FULL)

Variation of Condition 1 of listed building consent dated 21 September 2020 (RN: 20/04027/LBC) for, 'Replacement of external rear plant, internal alterations including redecoration throughout, renewal of air conditioning units and teapoints'. NAMELY, to allow the addition of fire safety plant and mechanism for required mist system.

Variation of condition 1 of Listed Building Consent dated 10 February 2020 (RN 19/05678/LBC) for the use of rear first floor flat roof as a terrace and associated external works including the installation of trellising. NAMELY, to vary the approved drawing numbers to amend the trellis and external lighting at rear first floor flat roof.

Variation of condition 3, 8 of listed building consent dated 9th December 2021 (RN 20/02451/FULL) for the Installation of one wall mounted air-conditioning condenser unit within an acoustic enclosure to the rear of the property and associated internal alterations in connection with use as a residential dwelling. NAMELY, to make minor amendments to the size/location of approved fenestration on the front and rear elevation, rearrangement of approved roof lights at main roof level and relocation of air conditioning unit to the rear.

Variation of condition 2 of listed building consent dated 07 January 2019 (RN: 18/09239/LBC) for 'Installation of three temporary contemporary art commissions on the fourth plinth, each for a period of 24 months, between 2020 - 2026'. Namely, to allow change of display date of first sculpture until 31 August 2022, second sculpture until 30 September 2024 and third sculpture until 30 September 2026.

Variation of condition 1 of Listed Building Consent dated 10 July 2015 (RN 15/03518/LBC) Excavation to form a new basement extension and single storey extension at rear lower ground floor level to provide additional residential accommodation. ion. NAMELY, to allow minor amendments inclduing a means of escape from the basement as required by Building Control (part of fire safety regulations) and reduction in size of roof lantern.

Variation of condition 1 of listed building consent dated 09 October 2020 (RN: 20/05058/LBC) for the: Variation of Condition 1 of the listed building consent dated 23rd July 2019 (RN: 19/04368/LBC) for 'Internal and external alterations including erection of rear extension at ground floor level, swimming pool at lower ground floor level, alterations to rear courtyard in connection with use as a single family dwelling house. Namely, to allow the installation of external lighting to the ground floor front entrance and the first floor balconies, installation of crossbars at high-level below the rooflight in the main stairwell to hang two chandeliers, repairs and alterations to the existing fireplaces and hearths, and installation of supplementary mechanical ventilation to part of second and third floor levels.

Variation of Condition 3 of listed building consent dated 11 February 2021 (RN: 20/08042/LBC) for the: Use of an area of public highway for the placing of 15 tables and 37 chairs in an area measuring 18.9m X part 3.5m with associated timber decking, planters with awning support stations and removable glazed screens, timber trellis and free standing external heaters and lighting in connection with existing use. Namely, to allow the provision of high level fixed heaters and strip lighting.

Variation of condition 1 of listed building consent dated 04 March 2021 (RN: 20/05832/LBC) which itself varied condition 1 of listed building consent dated 28th February 2020 (RN: 19/06360/LBC) for, 'Works in connection with use of the premises as a hotel, restaurant and private members club (Sui Generis), including the infilling of the alleyway to the rear of 43 North Audley Street, demolition and rebuilding of 43 North Audley Street to provide a building of two storeys plus mansard, erection of a two storey extension to the rear facade of 1 Lees Place, including the extension of the basement floor to the front facade; installation of plant, the creation of a terrace at roof level of 22 Grosvenor Square and associated internal and external alterations'; NAMELY, to allow addition of attenuated louvers at Elevation D (southern elevation of roof top pavilion) and Elevation A (eastern elevation of roof top pavilion); low-level plant enclosure at northern extent of level 5; reinstate and extend a staircase between lower ground and ground floor; addition of attenuated louver at refuse store door; and the inclusion of an emergency plant noise condition. (Linked with 21/04928/FULL)