This chapter applies on January 1, 2005, to owners of publicly and privately owned domestic wastewater treatment works when required in the owner's WPDES permit, except for sanitary sewer collection systems subject to a WPDES permit. This chapter applies on January 1, 2006, to owners of sanitary sewer collection systems covered by a WPDES permit.
Wis. Admin. Code Department of Natural Resources NR 208.02