Added by Acts 1969, 61st Leg., p. 1655, ch. 520, Sec. 2, eff. June 10, 1969. Renumbered from Vernon's Ann.C.C.P. art. 45.031 and amended by Acts 1999, 76th Leg., ch. 1545, Sec. 30, eff. Sept. 1, 1999.