 He served as a minister without portfolio in the province's Executive Council from 1920 to 1921 and 1923 to 1925.Michaud was also mayor of Edmundston from 1919 to 1920 and from 1932 to 1936.He was first elected to the House of Commons of Canada representing the New Brunswick riding of Restigouche—Madawaska in a 1933 by-election.