Ill. Admin. Code tit. 35 § 211.6590

Current through Register Vol. 48, No. 45, November 8, 2024
Section 211.6590 - Thirty Day Rolling Average

"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