Sec. 55.107.  LIMITATION ON COMMISSION AUTHORITY.  The commission may prescribe in relation to blocking only a requirement authorized by Sections 55.105, 55.106, and 55.1065.
Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.  Amended by Acts 1999, 76th Leg., ch. 62, Sec. 18.05(e), eff. Sept. 1, 1999.