La. Civ. Code art. 2992 : Civil Code — OF THE DIFFERENT MODES OF ACQUIRING THE OWNERSHIP OF THINGS — REPRESENTATION AND MANDATE — MANDATE — GENERAL PRINCIPLES — Onerous or gratuitous contract TEXT PDF The contract of mandate may be either onerous or gratuitous. It is gratuitous in the absence of contrary agreement. La. C.C. § 2992 Acts 1997, No. 261, §1, eff. 1/1/1998.