Governing Law and Regulations
National Pollutant Discharge Elimination System (NPDES) permits: Iowa Administrative Code (IAC) 567-64.1(455B) to 567-64.11(455B)
NPDES permits for concentrated animal feeding operations (CAFOs): IAC 567-65.6 (459,459B)
Animal feeding operations (AFOs): IAC 567-65.1(459,459B) to 567-65.114(455B,459A)
Confinement operations: IAC 567-65.1(459, 459B) to 567-65.22(459, 459B)
DNR evaluation: IAC 567-65.5(459, 459B)
Construction permits: IAC 567-65.7(459, 459B)
Certification for construction: IAC 567-65.18(459, 459B)
Manure management plans: IAC 567-65.16(459, 459B) and IAC 567-65.17(459, 459B)
Manure applicators: IAC 567-65.19(459, 459B)
Indemnity fund: IAC 567-65.20(459, 459B)
Open feedlots: IAC 567-65.100(455B, 459, 459A) to 567-65.114(455B, 459A)
NPDES permits: IAC 567-65.102 (455B, 459A)
Construction permits: IAC 567-65.105(459A) and IAC 567-65.107(455B, 459A)
Construction certification: IAC 567-65.111(459A)
State Manure Law, Iowa Code (IA Code) 455B.200 to 455B.206
Iowa Department of Natural Resources (DNR) Environmental Protection Division (EPD) Water Quality Bureau
U.S. Environmental Protection Agency (EPA) Region 7
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Iowa is authorized by the U.S. Environmental Protection Agency (EPA) to administer the National Pollutant Discharge Elimination System (NPDES) permit program for wastewater discharges from point sources, which include concentrated animal feeding operations (CAFOs). Iowa has adopted the federal regulations that apply to CAFO NPDES permitting and setback requirements. For more information on federal CAFO ...