There are four layers of regulations. The federal government has regulations, the Minnesota legislature writes local statutes, the MPCA writes Chapter 7080, and local governmental units (i.e. counties, townships and cities) have local ordinances. Therefore, requirements vary across the state.
Minnesota Pollution Control Agency (MPCA)
Minnesota Pollution Control Agency (MPCA) administers MN Rule 7080, the statewide rule regarding onsite sewage treatment systems and licensing program for onsite professionals.
Minnesota Department of Health (MDH)
Minnesota Department of Health administers the well code, well head protection program and oversees food, beverage, and lodging establishments.
Minnesota Department of Natural Resources (DNR)
Board of Water and Soil Resources (BWSR)
Board of Architecture, Engineering, Land Surveying, Landscape Architecture, Geoscience and Interior Design
The Board of Architecture, Engineering, Land Surveying, Landscape Architecture, Geoscience and Interior Design licenses professional engineers, soil scientists, and geologists involved with the design of SSTS systems.