Civil Code (Cap. 16), article 991

991. (1) Where the consideration for which a thing has been promised is unlawful only in reg ard to the obligee, any thing w hich may have been given for the performance of the contract, may be recovered. (2) If the consideration is unlawful in regard to both contracting parties neither of them, unless he is a minor, may recover the thing which he may have given to the other party, saving the provision of article 1716. § II. O F THE EFFECTS OF CONTRACTS Effects of contracts.