Sec. 481.065.  AUTHORIZATION FOR CERTAIN ACTIVITIES.  (a)  The director may authorize the possession, distribution, planting, and cultivation of controlled substances by a person engaged in research, training animals to detect controlled substances, or designing or calibrating devices to detect controlled substances.  A person who obtains an authorization under this subsection does not commit an offense involving the possession or distribution of controlled substances to the extent that the possession or distribution is authorized.
(b)  A person may conduct research with or analyze substances listed in Schedule I in this state only if the person is a practitioner registered under federal law to conduct research with or analyze those substances and the person provides the director with evidence of federal registration.
Acts 1989, 71st Leg., ch. 678, Sec. 1, eff. Sept. 1, 1989.