Erroll was elected as Member of Parliament for
Altrincham and Sale in 1945, holding the seat until 1964. He was
Parliamentary Secretary to the Ministry of Supply, 1955–56;
Parliamentary Secretary to the Board of Trade, 1956–58;
Economic Secretary to the Treasury, 1958–59;
Minister of State for Trade, 1959–61;
President of the Board of Trade, 1961–63; and
Minister of Power, 1963–64. In 1964 he was raised to the peerage as
Baron Erroll of Hale, of
Kilmun in the County of
Argyll. In 1972 he was President of the
Electric Vehicle Association of Great Britain. In 1999, aged 85, he was awarded a
life peerage as
Baron Erroll of Kilmun, of Kilmun in Argyll and Bute, to allow him to sit in the
House of Lords following the passing of the
House of Lords Act 1999, which excluded hereditary peers. He was a Member of the
House of Lords Select committee on Science and Technology, 1985–91. He held a large number of business appointments. ==Personal life==