Education
Descoteaux earned a Bachelor of Science degree at McGill University, then earned his law degree at University of Montreal.
Descoteaux earned a Bachelor of Science degree at McGill University, then earned his law degree at University of Montreal.
He was admitted to the Bar of Quebec and practiced law from 1986 to 2003. He taught law at the Bar school, then at Université du Québec à Montréal and the Université du Québec à Trois-Rivièresearch He was elected to the National Assembly for the first time in the Quebec general election, 2003, with a narrow margin of 300 votes ahead of Robert Kieffer of Parti Québécois.
He was defeated by Linda Lapointe of the Action Démocratique du Québec in the Quebec general election, 2007.
He stated he voted "yes" on the Quebec referendum, 1995. In 2007, the media reported he had discussed joining Parti Québécois, but he ultimately remained with the Quebec Liberal Party.
From 2003 to 2007 he was Member of Parliament in the National Assembly of Quebec, representing the provincial electoral district of Groulx as a member of the Quebec Liberal Party. Descoteaux is a critic of Canadian federalism and has described himself as the most nationalist member of the liberal caucus.