Dugas was named King's Counsel in 1931.
He ran unsuccessfully for a seat in the Quebec assembly in the 1923 Quebec general election in Joliette.
He was elected in 1927, and was re-elected in 1931 and 1935.
However, he was defeated when he ran for reelection in 1936, and then again in 1939.
He was bâtonnier for the Laurentian district of the Quebec bar in 1953 and 1954.
Dugas was also a director of the Joliette telephone company.
In 1926, Dugas married Simone Guimond.
He died in Montreal at the age of 87 and was buried in Joliette.