Iowa Admin. Code r. 21-61.23
If a committee, composed of a member of the division of animal industry, a member of the dairy and food division and representatives of the state board of health and local board of health, after investigation finds that the location or management of any rendering plant interferes with the health, comfort and enjoyment of life or property, the department will consider such finding sufficient grounds for the withholding or suspending of a license.
This rule is intended to implement Iowa Code sections 167.8 and 167.13.