La. Civ. Code art. 3456 : Civil Code — OF THE DIFFERENT MODES OF ACQUIRING THE OWNERSHIP OF THINGS — PRESCRIPTION — GENERAL PRINCIPLES — PRESCRIPTION — Computation of time by years TEXT PDF If a prescriptive period consists of one or more years, prescription accrues upon the expiration of the day of the last year that corresponds with the date of the commencement of prescription. La. C.C. § 3456 Acts 1982, No. 187, §1, eff. 1/1/1983.