(1) A prosecution under this Act or the regulations shall be instituted only by or with the consent of the Attorney - General or of a person acting under his or her direction.
(2) A person charged with an offence against this Act or the regulations may be arrested, or a warrant for his or her arrest may be issued and executed, and he or she may be remanded in custody or on bail, notwithstanding that the consent of the Attorney - General or of a person acting under his or her direction has not been obtained, but no further proceedings shall be taken until that consent has been obtained.
(3) Nothing in this section prevents the discharge of a person charged if proceedings are not continued within a reasonable time.