AUTHORITY: Implementing Section 4 of the Workers' Compensation Act [820 ILCS 305] and Section 4 of the Workers' Occupational Diseases Act [820 ILCS 310], and authorized by Section 16 of the Workers' Compensation Act and Section 16 of the Workers' Occupational Diseases Act.
SOURCE: Filed and effective March 1, 1977; amended at 5 Ill. Reg. 8910, effective August 24, 1981; codified at 7 Ill. Reg. 2345; emergency amendment at 8 Ill. Reg. 15976, effective August 16, 1984, for a maximum of 150 days; amended at 9 Ill. Reg. 3705, effective March 12, 1985; emergency amendment at 10 Ill. Reg. 6003, effective April 18, 1986, for a maximum of 150 days; amended at 10 Ill. Reg. 15615, effective September 10, 1986; emergency amendment at 14 Ill. Reg. 4920, effective March 9, 1990, for a maximum of 150 days; amended at 14 Ill. Reg. 13149, effective August 1, 1990; amended at 15 Ill. Reg. 16969, effective November 12, 1991; amended at 20 Ill. Reg. 3826, effective February 15, 1996; recodified from 50 Ill. Adm. Code 7100 to 50 Ill. Adm. Code 9100 at 39 Ill. Reg. 9614; amended at 40 Ill. Reg. 15788, effective November 9, 2016; amended at 47 Ill. Reg. 6166, effective April 13, 2023.