Ill. Admin. Code tit. 35 § 211.6590
Current through Register Vol. 48, No. 24, June 14, 2024
"Thirty day rolling average" means any value arithmetically averaged over any consecutive thirty days.
Ill. Admin. Code tit. 35, § 211.6590
Added at 17 Ill. Reg. 16504, effective September 27, 1993