Prime Minister of the United Kingdom retirement from the Commons, which elevates the individual to the House of Lords. Formerly, the peerage bestowed was usually an earldom, with Churchill offered a dukedom. From the 1960s onward, life peerages were preferred, although in 1984 Harold Macmillan was created Earl of Stockton. Sir Alec Douglas-Home, Harold Wilson, James Callaghan and Margaret Thatcher accepted life peerages, although Douglas-Home had previously disclaimed his hereditary title as Earl of Home. Edward Heath did not accept a peerage of any kind and nor have any of the Prime Ministers to retire since 1990; although Heath and Major were later appointed as Knights
Prime Minister of Australia is "Envoy". For ground travel, the Prime Minister is transported in an armoured BMW 7 Series model. It is referred to as "C-1", or Commonwealth One, because of its licence plate. It is escorted by police vehicles from state and federal authorities. Politicians, including Prime Ministers, are usually granted certain privileges after leaving office, such as office accommodation, staff assistance, and a Life Gold Pass, which entitles the holder to travel within Australia for "non-commercial" purposes at government expense. In 2017, Prime Minister Malcolm Turnbull said the pass should be available only to former prime ministers, though he would not