Section 502.600  Applicability

a)         This Subpart provides livestock waste discharge limitations and technical standards for permitted CAFOs.  Permitted CAFOs must achieve the livestock waste discharge limitations and technical standards in this Subpart by the permit coverage date. This Subpart does not apply to CAFOs that stable or confine horses, sheep, or ducks.  CAFOs that stable or confine horses or sheep are subject to applicable production area livestock waste discharge limitations and technical standards found in Section 502.720. CAFOs that confine ducks in either a dry lot or wet lot are subject to applicable production area livestock waste discharge limitations and technical standards found in Section 502.730.

b)         Unpermitted Large CAFOs claiming an agricultural stormwater exemption under Section 502.102 are not required to have a nutrient management plan but must comply with the requirements listed in Section 502.510(b) to qualify for the exemption.

(Source:  Amended at 48 Ill. Reg. 3196, effective February 15, 2024)