Article 2066

The guarantor who pays for a debtor must be indemnified by the latter.

The indemnity comprises:

(1) The total amount of the debt;

(2) The legal interests thereon from the time the payment was made known to the debtor, even though it did not earn interest for the creditor;

(3) The expenses incurred by the guarantor after having notified the debtor that payment had been demanded of him;

(4) Damages, if they are due. (1838a)