459.206  Qualified confinement feeding operations — manure storage structures.
  1.  Except as provided in subsection 2, a qualified confinement feeding operation storing manure in a manure storage structure shall only use a manure storage structure that employs bacterial action which is maintained by the utilization of air or oxygen, and which shall include aeration equipment. The type and degree of treatment technology required to be installed shall be based on the size of the confinement feeding operation, according to rules adopted by the department. The equipment shall be installed, operated, and maintained in accordance with the manufacturer’s instructions and requirements of rules adopted pursuant to this section.
  2.  The requirements of subsection 1 do not apply to any of the following:
  a.  A qualified confinement feeding operation which includes a confinement feeding operation structure constructed prior to May 31, 1995.
  b.  A qualified confinement feeding operation that stores dry manure.
C2001, §455B.162(6)
2002 Acts, ch 1137, §16, 17, 68, 71; 2002 Acts, 2nd Ex, ch 1003, §260, 262
C2003, §459.206
2009 Acts, ch 38, §5, 16