Amendments to planning permission dated 11th 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, alterations to the cycle store within the basement.

Amendments to planning permission dated 08th December 2022 (RN: 22/06393/FULL) for Variation of Condition 1 of planning permission dated 20 October 2021 (RN: 21/05591/FULL) for, 'Alterations to the existing building including: infill of existing terraces at third, fourth and fifth floors and creation of new terraces at fourth and fifth floors; extension at fourth and fifth floor on Hanover Street frontage and use of new flat roof as terrace accessed at fifth floor; alteration of fenestration; recladding of Hanover Street and Pollen Street elevations; enlargement of roof plant enclosure and installation of new/replacement plant; removal of ground floor canopy and replacement with new public art within ground floor facade to Pollen Street; new cycle parking and facilities; and associated work. NAMELY, the Fourth floor overflow pipe omitted, the Fifth floor cladding panel joints redefined, access control, letterbox, public art proposal in Pollen Street updated, additional louvre to Pollen Street elevation, fifth floor cladding finish updated, and panel joints defined

Amendments to planning permission dated 20 December 2022 (RN: 22/05746/FULL) for variation of Condition 1 of planning permission dated 08 September 2014 (RN:14/03923/FULL) for the excavation to create basement extension and lower pavement vaults; removal of existing extensions and replace with extensions at rear lower ground to third floor level including roof terrace at rear first floor level; erection of fourth floor extension in mansard style to rear and open up blind windows to front; installation of plant within mansard structure; new landscaping to garden and replace boundary wall with 16 Wilton Crescent; namely, alterations to the size and position of the new rooflights and access hatch at roof level, opening up of a blind window at rear third floor level and alterations to the glazing on the front elevation. Namely, internal alterations to the staircase at Lower Ground, Ground and First Floor.

Amendments to planning permission dated 4th September 2020 (RN:20/03854/FULL) for Variation of Condition 1 of planning permission dated 23 April 2019 (RN 18/10640/FULL) for, 'Demolition and replacement of existing fourth floor, demolition of existing plant room, and erection of a single storey roof extension at fifth floor and rear extension at second to fifth floor levels in connection with existing office (Class B1) use, provision of new main office entrance, flexible use of part ground and basement floor for either retail or office use (Class A1/B1), creation of roof terrace at fifth floor level, provision of cycle parking spaces and facilities, roof plant and associated external alterations, including replacement windows. Namely,the removal of decorative window bars at fourth floor level on all elevations.

Amendments to planning permission dated 09 June 2017 (RN:16/07188/FULL) for Variation of Condition 1 and 13 of planning permission dated 26 October 2015 (RN: 15/04136/FULL) for the partial demolition, extension and refurbishment of buildings at 1-3 Buckingham Gate and 1 Palace Street (street block bounded by Stafford Place, Palace Street and Buckingham Gate) including excavation to form three basement levels, in connection with use of site as 72 residential units (Class C3) and a restaurant (Class A3) to the ground floor and part basement to the corner of Palace Street and Buckingham Gate. Associated vehicular access from Palace Street, storage, plant, landscaping, basement parking and ancillary residential facilities, namely, alterations to doors and windows.

Amendments to planning permission dated 30 March 2022 (21/07642/FULL) for the variation of Conditions 1, 20, 21, 23, 24 of planning permission dated 16th March 2021 (RN 20/04933/FULL) for the demolition of existing mansard roof and roof level plant and construction of two storey vertical roof addition with extensions at fourth, fifth, sixth and seventh floor levels for additional office (Class B1) floorspace. Use of the lower ground and basement level for flexible/alternative office (Class B1)/retail (Class A1)/leisure uses (Class D2); car parking, cycle parking, ancillary office uses and mechanical plant. Alterations to the existing building including new windows and entrance, new terraces to eighth and tenth floor levels and new plant enclosure at roof level and associated works; amendments to car parking provision (retention of the public car park), alterations to the cycle parking provision and basement layouts and reduction in flexible commercial floorspace; NAMELY, Street scape enhancements (Front elevation - Carlton House Terrace and Facade realignment); Amenity enhancements (Inclusion of glazed doors to external terraces (west elevation), external terraces and Level 10 Roof Access) and Detailed design and technical amendments (Widening of the central 'core strip' and Balustrade Position at level 10).

Amendments to planning permission dated 02 March 2022 (21/08243/FULL) for 'Variation of condition 1 of planning permission dated 25th August 2021 (RN 21/03822/FULL) which itself varied condition 1, condition 4 (part a) and condition 5 (parts i, iv and v) and the removal of Condition 4 (parts b and c), 5 (parts ii and iii) and 8 of planning permission dated 3 December 2020 (RN:20/03764/FULL) for removal of existing roof top plant and extension to create an additional storey at fifth floor with tiled mansards and lead clad dormer windows to front and rear; a single storey extension at fourth floor comprising a glazed dome above the existing rear bow; installation of plant at roof level; partial infilling of lightwell adjacent to Gwydyr House; facade cleaning and other facade repairs; and other associated works in connection with the existing use (Sui Generis). Namely, amendments to the abutment of the roof extension with Banqueting House and alterations to the rear part of the mansard roof extension.' Namely, amendments to the new fifth floor roof layout, installation of dry riser inlet, and part cornice removal on rear elevation to facilitate the installation of the consented springing dome; and variation to the wording of condition 3 (materials) to a compliance condition.

Amendments to planning permission dated 08 June 2021 (21/02350/FULL) (which itself was a variation of condition 1 of planning permission dated 28 March 2020 (RN:20/01191/FULL)) for demolition of the existing building behind a retained front facade. Excavation of a basement with front and rear light wells, erection of a rear extension at lower ground floor, a single storey closet wing extension at first floor level and the alterations to the roof to the rear. Associated alterations to the front stairs to facilitate the basement excavation. Replacement windows to front façade and changes to rear windows. Namely, changes to the rear garden terrace adjusted to suit the landscaping scheme; front steps to be rebuilt straight; existing front gates to be removed be replaced with a new pedestrian gate and bi-fold driveway gate; rear closet wing to increase in height by approximately 120mm, railings to the rear to have straight mild steel spindles (painted black); wall beneath entrance stair to be removed to allow for the excavation of the basement; and existing party wall to No.73 Carlton Hill to be retained.

Amendments to planning permission dated 30 September 2019 (19/04631/FULL) for Variation of condition 1 (approved plans) and 9 of planning permission dated 21 November 2017 (RN: 17/07627/FULL) for the: Demolition of existing building and redevelopment to provide a new building comprising lower ground floor, mezzanine, upper ground floor and first to eight floor levels for use as hotel (Class C1) with ancillary Bar/Restaurant, external landscaping and associated works. Namely, to allow maintenance access to the terrace; an additional two metres of excavation at basement level, the extension at basement and ground floor level out to the rear boundary with the alms house, increased plant screen height by 0.6 metres, the introduction of a maintenance doors to the front and rear at the 8th floor, the removal of coloured window reveals, alterations to the rear lightwell, removal of skylight and bench to the front forecourt, the addition of two security bollards at front boundary of the site. NAMELY to allow the installation of 3 additional illuminated bollards to front forecourt.

Amendments to planning permission dated 29th June 2021 (RN: 21/02601/FULL) for 'Variation of Conditions 1 and 10 of planning permission dated 23 December 2020 (RN: 20/06388/FULL) for amalgamation of 2-4 Old Queen Street and 6 Old Queen Street; erection of infill extension at rear first and second floor level, roof extension with front dormer and lift overrun at fourth level to 6 Old Queen Street; alterations to rear fenestration; new rooflight; new shopfronts; and rationalisation and installation of new plant and air condenser units; all in connection with the use of the ground floor as a café and office entrance, first, second and part third floors as office and third and fourth floor as one residential unit'. NAMELY, changes to the shopfront of 2-6 Old Queen Street including replacement of windows with tall sash windows and introduction of wall mounted light fittings.