The development will consist of: 1) the addition of a reconstructed A-frame and hipped roof in natural slate (to replace existing 1960's flat roof) over the rear extension of the Georgian House, and related works to adjacent bathroom extension; 2) the provision of a free-standing security post in the entrance hall of the house; 3) the addition of a single-storey 'orangery' to the garden area behind the house as a multi-functional space, and the re-landscaping of the current parking area as a garden with a reduction in parking spaces from 8 no. to 5 no.; 4) the refurbishment of the existing 1960's office building onto Fitzwilliam Lane and its change of use to the Embassy's new consular facility, including works to the front and rear facades and ground floor extension to the Lane; 5) the addition of 4 no. flagpoles (2 no. to Merrion Square and 2 no. to Fitzwilliam Lane); 6) conservation of the brickwork of the house facades and the addition of security cameras to the front and rear facades of the house and to the rear boundary onto Fitzwilliam Lane, and of a satellite dish to be located in the valley between existing front and rear roofs of the house.