Prince Charles proposed to Diana in February 1981; she accepted and they married in St Paul's Cathedral on 29 July of that year. Upon his marriage, Charles reduced his voluntary tax contribution from the profits generated by the Duchy of Cornwall from 50% to 25%.
Twenty-year-old Diana became Princess of Wales when she married the Prince of Wales on 29 July 1981 at St Paul's Cathedral, which offered more seating than Westminster Abbey, a church that was generally used for royal nuptials. The couple had residences at Kensington Palace and Highgrove House, near Tetbury.