CCQ-1991 - Civil Code of Québec

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455. Property acquired as an accessory of or an annex to private property, and any construction, work or plantation on or in an immovable which is private property, remain private, saving compensation, if need be.
However, if the accessory or annex was acquired, or the construction, work or plantation made, from acquests, and if its value is equal to or greater than that of the private property, the whole becomes an acquest subject to compensation.
1991, c. 64, a. 455.