Royal Mint Court the 1960s little of the original mint remained apart from the Smirke building and gatehouses. The Royal Mint was based at the site until 1967, when it began moving to its current site in Llantrisant, Wales. Minting ceased at Royal Mint Court in 1975. Two new office buildings were constructed on the site in the 1980s. Designed by Sheppard Robson, they were subsequently known as Murray House and Dexter House. This brought the site's total office space to 460,000 square feet. After the Mint vacated the Murray House building on the site it was used as commercial offices by Barclays
Royal Mint where it opened in 1854. Its success led to the opening of Melbourne Mint on 2 June 1872 which cost £368,350 and Perth Mint which opened on 20 June 1899. In 1926 after operating for 72 years, the Sydney Mint closed due to its inferior technology and capabilities being superseded by those in Melbourne and Perth. After Australia was federalised in 1901, Great Britain continued to own the mints to as late as 1 July 1970, when they became statutory authorities of the Government of Western Australia. In Canada, which had been under British rule since 1763, British coins circulated