Wisconsin § 145.20 - Private on-site wastewater treatment systems.
Full text of Wisconsin Wisconsin Statutes § 145.20 — Private on-site wastewater treatment systems., with citation guidance and answers to common questions.
§ 145.20. Private on-site wastewater treatment systems.
145.20(1) (1) Organization and personnel. 145.20(1)(a) (a) The governing body of the governmental unit responsible for the regulation of private on-site wastewater treatment systems may assign the duties of administering the private on-site wastewater treatment system program to any office, department, committee, board, commission, position or employee of that governmental unit. 145.20(1)(am) (am) The governing body of the governmental unit responsible for the regulation of private on-site wastewater treatment systems may delegate the duties of administering the private on-site wastewater treatment system program to a town sanitary district or public inland lake protection and rehabilitation district with the powers of a town sanitary district within the town sanitary district or public inland lake protection and rehabilitation district if the town sanitary district or public inland lake protection and rehabilitation district agrees to assume those duties. 145.20(1)(b) (b) The governmental unit responsible for the regulation of private on-site wastewater treatment systems shall obtain the services of a certified soil tester, either as an employee or under contract, to review and verify certified soil tester reports under sub. (2) . 145.20(2) (2) Governmental unit responsibilities. The governmental unit responsible for the regulation of private on-site wastewater treatment systems shall: 145.20(2)(a) (a) Review certified soil tester reports for proposed private on-site wastewater treatment systems and verify the report at the proposed site, if necessary. 145.20(2)(b) (b) Approve or disapprove applications for sanitary permits and assist applicants in preparing an approvable application. 145.20(2)(c) (c) Issue written notice to each applicant whose sanitary permit application is disapproved. Each notice shall state the specific reasons for disapproval and amendments to the application, if any, which render the application approvable. Each notice shall also give notice of the applicant’s right to appeal and the procedures for conducting an appeal under ch. 68 . 145.20(2)(d) (d) Inspect all private on-site wastewater treatment systems after construction but before backfilling no later than the end of the next workday, excluding Saturdays, Sundays and holidays, after receiving notice from the plumber in charge. 145.20(2)(e) (e) File reports and conduct surveys and inspections as required by the governmental unit responsible for the regulation of private on-site wastewater treatment systems or the department. 145.20(2)(f) (f) Investigate violations of the private on-site wastewater treatment system ordinance and s. 254.59 (2) , issue orders to abate the violations and submit orders to the district attorney, corporation counsel or attorney general for enforcement. 145.20(2)(g) (g) Perform other duties regarding private on-site wastewater treatment systems as considered appropriate by the governmental unit responsible for the regulation of private on-site wastewater treatment systems or as required by the rules of the department. 145.20(2)(h) (h) Inspect existing private on-site wastewater treatment systems to determine compliance with s.
Source: official Wisconsin text · Last verified 2026-08-27
Frequently Asked Questions About Wisconsin § 145.20
What does Wisconsin Statutes § 145.20 cover?
Section 145.20 ("Private on-site wastewater treatment systems.") is part of the Wisconsin Statutes, the codified statutory law of Wisconsin. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.
How do I cite Wisconsin § 145.20?
A common citation format is "Wisconsin Statutes § 145.20" (Wisconsin). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.
Is this the official text of Wisconsin law?
No. This page is for research and education and may not include the most recent amendments. For official current law, check the Wisconsin official source linked on this page or consult a licensed Wisconsin attorney.
How does Wisconsin § 145.20 apply to my situation?
Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Wisconsin can advise on how this section applies to you. Contact your state or local bar association for a referral.
Sources & Verification
Not legal advice. Verify against the official source and consult a licensed attorney in Wisconsin.