Sec. 1367.055. RULES. The commissioner may adopt rules necessary to implement this subchapter. Added by Acts 2003, 78th Leg., ch. 1274, Sec. 3, eff. April 1, 2005. Amended by: Acts 2005, 79th Leg., Ch. 728 (H.B. 2018), Sec. 11.039, eff. September 1, 2005. SUBCHAPTER C. HEARING TEST