Sec. 481.032.  SCHEDULES.  (a)  The commissioner shall establish and modify the following schedules of controlled substances under this subchapter:  Schedule I, Schedule II, Schedule III, Schedule IV, and Schedule V.
(b)  A reference to a schedule in this chapter means the most current version of the schedule established or altered by the commissioner under this subchapter and published in the Texas Register on or after January 1, 1998. 
Added by Acts 1997, 75th Leg., ch. 745, Sec. 4, eff. Jan. 1, 1998.  Amended by Acts 2001, 77th Leg., ch. 251, Sec. 2, eff. Sept. 1, 2001.