Iowa Admin. Code r. 567-64.18
This chapter shall apply to all waste disposal systems treating or intending to treat sewage, industrial waste, or other waste except waste resulting from livestock or poultry operations. All livestock and poultry operations constituting animal feeding operations as defined in 567-Chapter 65 shall be governed by the requirements contained in Chapter 65. However, the provisions of this chapter concerning NPDES permits which relate to notice and public participation, to the terms and conditions of the permit, to the reissuance of the permit and to monitoring, reporting and record-keeping activities shall apply to animal feeding operations which are required to apply for and obtain an NPDES permit to the extent that such requirements are not inconsistent with 567-Chapter 65.
Iowa Admin. Code r. 567-64.18