Installation of a passenger lift and a new spiral stone stair in the location of the existing redundant secondary staircase; demolition and redevelopment of late 19th century rear addition; courtyard extension to the north side of the property, with Marylebone Mews frontage and use as a member's club (sui generis); alteration of roof-escape to accommodate plant behind a new pitched roof; addition of a replacement stair from second to third floor, following the demolition of late 19th century additions at these levels; and internal alteration and refurbishment, including the upgrading and re-routing of services. (Linked with 23/05228/FULL)

Demolition of existing lower ground rear extension and second floor closet wing extension; Erection of new two storey extension in rear courtyard and replacement second floor closet wing extension; New external stair to front lightwell; Alterations to the existing rear closet wing; Replacement roof and dormers; Remedial structural and maintenance works. Internal alterations, including to partitions.

Demolition of the existing mansard roof to the rear of the property, reconstruction of a new mansard roof and formation of a terrace, internal alterations and internal refurbishment works, and replacement of windows to the front and rear elevation [Linked to 23/06504/NMA]

Variation of Condition 1 of listed building consent dated 26 June 2016 (15/09739/LBC) for Refurbishment and replacement of facades and erection of 2 additional floors and plant enclosure to both Millbank Tower and 1 additional floor to the Y buildings; excavation of basement levels; demolition of rear car park in association with re-landscaping and reconfiguration of wider site; all in association with the use of the Tower as 207 private residential flats (Class C3) and Skybar (ancillary to adjacent Class C1), the south podium and part of tower as an arts/ cultural facility (Class D1) and the north podium and Y buildings as a 150 bedroom hotel (Class C1) with restaurant, bar and cafe at ground floor level. Use of roof of podium building as a terrace with associated alterations, NAMELY to allow changes to list of approved plans for internal and external amendments to accommodate an increase in number of hotel bedrooms from 150 to 232, complete demolition and rebuilding of the prow to allow for reconfiguation of arts/cultural facility, amendments to the residential mix/layouts in the Tower, re-configuration of basement car parking, adjustments to landscaping and associated alterations.

Demolition behind retained Davies Mews and South Molton Lane facades including interior, basement and rear walls, alterations to the street elevation including the dismantling and reinstatement of the roof and associated works. Excavation of new sub-basement and redevelopment to form part of new building over sub-basement, basement, ground and eight upper floors. (SITE INCLUDES 28-30 SOUTH MOLTON LANE).

Partial demolition to second and third floors behind retained Davies Street elevation, partial demolition of rear elevation and demolition of roof, reconstruction of second and third floor to form part of new building of up to 9 storeys; all to 52-54 Davies Street. Internal and external alterations, refurbishment and reinstatement works, and other associated works. (SITE INCLUDES 50 DAVIES STREET).

Demolition of later rear addition and part ground floor and basement to create a ground floor opening and passageway from South Molton Lane to South Molton Street. Alterations to upper floors to accommodate residential use. Internal and external alterations including backfilling of rear basement compartments, shopfront and facade improvements, fenestration enhancements, installation of roof level plant, roofing and other associated works. Removal and re-instatement of modern ceilings and amendments to flooring at lower levels, provision of fire and acoustic compartmentation, installation of wall linings to part of lower level areas, and other associated works.

Partial demolition of the ninth floor and erection of single storey extensions to the south, north and east (rear) of the ninth floor, erection of new kitchen extract riser, replacement windows, together with replacement plant and equipment to the roof of the ninth floor, and other associated internal and external alterations. (Linked to 22/08705/FULL)

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 doors to vault; 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. Internal alterations at all levels.

Demolition and replacement of existing lower ground floor rear extension with lowered floor level and enlarged terrace above, infill of existing lower ground floor courtyard and creation of new courtyard at lower ground floor level, extend existing parapet along the first floor roof, partial infill of front lightwell, alterations to fenestration throughout including new access doors to ground floor terrace, replacement metal staircase to front lightwell, partial excavation and underpinning of lower ground floor level to lower floor level, internal alterations throughout all in connection with use of the building as a single family dwelling