Ill. Admin. Code tit. 8, § 900.802
c) The livestock management facility owner or operator at a facility of 1,000 or greater animal units but less than 5,000 animal units shall prepare, maintain and implement a waste management plan and comply with the following:
d) The livestock management facility owner or operator at a facility of 5,000 or greater animal units shall prepare, maintain, implement, and submit to the Department the waste management plan for approval [510 ILCS 77/20(d)] and comply with the following:
f) Waste management plans prepared pursuant to the emergency amendment adopted in R97-14 at 20 Ill. Reg. 14903, effective October 31, 1996, the emergency rules adopted in R97-14 at 21 Ill. Reg. 4313, effective March 31, 1997, and the rules adopted in R97-15(A) at 21 Ill. Reg. 6851, effective May 20, 1997 shall be revised as follows: