CCQ-1991 - Civil Code of Québec

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1548. Where the debtor has the choice of the prestation and one of the prestations becomes impossible to perform, even through his own fault, he shall perform the one that remains.
If, in the same case, both prestations become impossible to perform and the impossibility of performing either of them is due to the fault of the debtor, he is liable to the creditor to the extent of the value of the last prestation remaining.
1991, c. 64, a. 1548; I.N. 2014-05-01.
1548. Where the debtor has the option and one of the prestations becomes impossible to perform, even through his own fault, he shall perform the one that remains.
If, in the same case, both prestations become impossible to perform and the impossibility of performing either of them is due to the fault of the debtor, he is liable to the creditor to the extent of the value of the last prestation remaining.
1991, c. 64, a. 1548.