SOURCE: Adopted at 3 Ill. Reg. 50, p. 265, effective December 3, 1979; emergency repealer and emergency rule adopted at 6 Ill. Reg. 5830, effective April 23, 1982, for a maximum of 150 days; rules repealed and new rules adopted and codified at 6 Ill. Reg. 15181, effective December 7, 1982; amended at 10 Ill. Reg. 14672, effective August 25, 1986; emergency amendment at 24 Ill. Reg. 7557, effective May 3, 2000, for a maximum of 150 days; amended at 24 Ill. Reg. 14738, effective September 25, 2000.