MI HB5732

Establishes comprehensive state regulatory framework for on-site wastewater treatment systems, including conventional systems (septic tanks with soil dispersal) and alternative systems (advanced treatment technologies).

Requires construction permits from authorized local health departments or the Department of Environmental Quality before installing any on-site wastewater system, and prohibits building permits for structures served by such systems without first obtaining the wastewater system permit.

Mandates comprehensive inspections at point of sale (unless conducted within prior 5 years) and at least every other property transfer for conventional systems; requires alternative systems to be inspected by registered inspectors, authorized health departments, or DEQ at least every 5 years.

Establishes registered inspector program beginning January 1, 2020, with specific educational and training qualifications, including $180 application fee; requires proprietary products to be registered with DEQ by January 1, 2020, with $3,000 registration fee.

Creates on-site wastewater treatment system administration fund to support program implementation, grants to local health departments, and financial assistance to distressed homeowners for system repairs or replacement; establishes $25 state administrative fee per inspection.