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 coins to be removed from circulation so as to help pay for the war effort. The government started to issue £1 and 10 shilling treasury notes as replacement paving the way for Britain leaving the gold standard in 1931. From 1928, the Irish Free State (later Republic of Ireland) issued its own coins. These were produced by the Royal Mint until Ireland established its own Currency Centre in Dublin in 1978. During World War II the Mint played an important role in ensuring that people were paid for their services with hard currency rather than banknotes. Under Operation Bernhard, the