Governing Law and Regulations
Iowa Department of Natural Resources (DNR) Environmental Services Division
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Iowa's audit law is substantially similar to the U.S. Environmental Protection Agency (EPA) audit policies, with a few notable exceptions. Iowa law establishes limited environmental violation disclosure privilege and penalty immunity for individuals who notify DNR that a scheduled voluntary environmental audit will commence and be completed within 6 months of notification. Notification is not required, but strongly encouraged. Federal audit policy does not require or specifically encourage individuals or companies to notify EPA that an audit has commenced but must notify EPA within 21 days upon discovery of a violation uncovered during an audit. EPA audit policy does not specify a time limit for completion of voluntary environmental audits.
Under Iowa's audit law, privilege does not apply to criminal investigations or proceedings; materials required to be collected, retained, or reported by law; or information obtained from a source not involved in the ...