CCQ-1991 - Civil Code of Québec

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2147. The mandatary may not, even through an intermediary, become a party to an act which he has agreed to perform for his mandator, unless the mandator authorizes it or is aware of his quality as a contracting party.
Only the mandator may avail himself of the nullity resulting from the violation of this rule.
1991, c. 64, a. 2147.