Variation of condition 1 of planning permission dated 29 March 2021 (RN: 20/08169/FULL) for the: Erection of mansard roof extension and conversion of the existing upper floors of the building into 3 self-contained residential units (Use Class C3). Replacement of glazed doors at first floor level on rear elevation. Namely, to allow internal alterations at first, second and third floor level to locate living room at front and bedroom at the rear.

Demolition of the existing rear modern extension and replacement with new infill extension at basement, ground and first floor level. Creation of a new residential unit and reconfiguration of existing residential accommodation across all floors. Installation of a new lift for level access; installation of new windows and external plant units at rear second floor level and associated internal and external alterations.

Use of part basement, part ground and first to fourth floor as four residential flats (Class C3); external alterations including the creation of a roof terrace enclosed with railings with a perimeter living roof and mechanical plant within an enclosure; installation of replacement windows; and installation of stair to front lightwell. (Linked with 23/04459/LBC)

Variation of condition 1 of planning permission dated 11 August 2023 (RN:23/00368/FULL) for Variation of Condition 1 of planning permission dated 16 February 2017 (16/10409/FULL) for the use of part basement, part ground floor level and first to fourth floor levels and the erection of a mansard roof extension at fifth floor level to provide 14 residential flats (Class C3). Provision of external terraces at rear second, third, fourth floor and fifth floor level. Installation of mechanical plant at fourth and fifth floor level. Lowering of the existing basement vault floor below Andrew's Crosse by 0.5m and installation of new lightwells and railings at basement and ground floor level on the Andrew's Crosse elevation. Associated alterations to windows on the front and rear elevation and associated internal alterations at 116-118 Chancery Lane and removal of part of the external staircase adjacent to 115 Chancery Lane and alterations to the roof profile at rear fifth floor level and relocation of plant; namely, alterations to the size and number of dormers to the rear roof extension serving Flat 4.1 and installation of a new roof access enclosure to the front part of the roof area and insertion of a high level window at basement level. Namely, to regularise the now constructed plant and sprinkler storage tank in the bank vault room and gain planning permission for the proposed cycle store and new fire escape route from the bank.

Erection of a single storey extension at sixth floor level with a terrace to the rear. Demolition of existing rear lower ground floor extension and erection of an alternate extension in the northern portion of the rear garden with a terrace above. Partial infilling of internal lightwell from first to fifth floor level adjacent to No. 4 Balfour Place to accommodate a lift. External alterations including modifications to the rear fenestration, replacement window and installation of railing detailing to the front elevation, modifications to main entrance portico, alteration to fire access arrangement and associated works. Reconfiguration of existing building, and together with the proposed extensions to provide six residential units (one additional unit) (Class C3).

Variation of condition 1 of planning permission dated 15th March 2021 (RN 21/00226/FULL) for the amalgamation of 3 residential flats (Use Class C3) on the third floor and associated internal alterations. NAMELY, revisions of the proposed layout of the flat including, relocation of the entrance door, adjustment of the partitions around WC and bathroom 1 to allow for dressing space. (Linked to 23/03482/LBC)

Dual/alternative use of the first floor East Unit for either continued residential (Class C3) or office (Class E) use and associated internal alterations at first floor.

Dual/alternative use of the first floor West Unit for either continued residential (Class C3) or office (Class E) use and associated internal alterations at first floor.

Variation of Condition 1 of planning permission dated 16 February 2017 (16/10409/FULL) for the use of part basement, part ground floor level and first to fourth floor levels and the erection of a mansard roof extension at fifth floor level to provide 14 residential flats (Class C3). Provision of external terraces at rear second, third, fourth floor and fifth floor level. Installation of mechanical plant at fourth and fifth floor level. Lowering of the existing basement vault floor below Andrew's Crosse by 0.5m and installation of new lightwells and railings at basement and ground floor level on the Andrew's Crosse elevation. Associated alterations to windows on the front and rear elevation and associated internal alterations at 116-118 Chancery Lane and removal of part of the external staircase adjacent to 115 Chancery Lane and alterations to the roof profile at rear fifth floor level and relocation of plant; namely, alterations to the size and number of dormers to the rear roof extension serving Flat 4.1 and installation of a new roof access enclosure to the front part of the roof area and insertion of a high level window at basement level.

Erection of new roof extension to existing flat roof and alterations to front elevation all in connection with the use of the property as two residential units (Class C3)