Cap. 16 Art. 1179When novation takes place.

Novation takes place -

(a) when the debtor contracts towards his creditor a new debt, and this is substituted for the old one which is extinguished;

(b) when a new debtor is substituted for the old one, who is discharged by the creditor;

(c) when, in virtue of a new obligation, a new creditor is substituted for the old one in regard to whom the debtor is discharged.