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 plant for striking. This first phase of the mint was officially opened on 17 December 1968 by the royal attendance of Queen Elizabeth II, Prince Philip and their son Prince Charles. Originally there were fears that the Royal family would face protests because of the Investiture of Prince Charles as the Prince of Wales; however, such protests failed to materialise. The second phase of construction began in 1973 and included the addition of a means to mint coins from virgin metals completing the full minting process. Upon completion the final cost for the land, buildings and plant came to £8