Internal and external alterations, including removal of modern fixtures and fittings and reinstatement of lost historic fabric, reconfiguration and replacement of modern circulation elements, some minor alterations to modernised plan form and replacement services. Remodelling of fourth floor mansard, replacement of modern skylights at ground. Removal of access ladder on the front of the mansard and railings on the party wall with 37. Continuation of internal staircase to provide maintenance access to the roof vis a new sliding access hatch skylight. Replacement timber doors to the house at ground and at basement level and to the vaults; reinstatement of Portland stone to the entrance steps, external entrance and vault doors to ground and lower ground. (Linked to 21/06872/FULL)

Amendments to planning permission dated 28th August 2020 (RN: 20/04156/FULL) for the remodelling of existing single storey extension at fifth floor level and associated alterations; namely, to raise top of roof of extension by 200mm.

External alterations to the building including: alterations to the front facade; replacement entrance, shopfront and canopy; remodelling of the rear facade at the sixth and seventh floors; installation of roof terraces at the sixth floor, seventh floor and at roof level; extension of lift shaft to roof level; new plant enclosure; lightwell infill; and associated external works in connection with the ongoing use of the building as offices (Class E).

Excavation of a new basement level, erection of a mansard roof extension, and two storey infill extension (rear ground and lower ground floor level) and remodelling of the ground and first floor extensions to the existing closet wing and single storey extension at rear third floor level. Associated external and internal alterations including installation of a lift.

Brass plaque to street entrance. Internal alterations including installation of fire door at bottom of basement staircase, demolition of existing partition between staff room and nursery manager room at garden floor, block up existing door at garden floor, remodelling of WC at ground floor.

Remodelling of existing single storey extension at fifth floor level and associated alterations.