CCQ-1991 - Civil Code of Québec

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919. The beds of navigable and floatable lakes and watercourses are property of the State up to the high-water line.
The beds of non-navigable and non-floatable lakes and watercourses bordering lands alienated by the State after 9 February 1918 also are property of the State up to the high-water line; before that date, ownership of the riparian land carried with it, upon alienation, ownership of the beds of non-navigable and non-floatable watercourses.
In all cases, the law or the act of concession may provide otherwise.
1991, c. 64, a. 919.