CCQ-1991 - Civil Code of Québec

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941. The finder of a lost thing, in order to acquire, by prescription, ownership of it or of the price subrogated to it, shall declare the fact that he has found it to a peace officer, to the municipality in whose territory it was found or to the person in charge of the place where it was found.
He may then, at his option, keep the thing, dispose of it in the manner of a person having detention or hand it over for detention to the person to whom he made the declaration.
1991, c. 64, a. 941.