2023 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2022 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2021 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2020 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2019 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2017 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2016 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2015 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2014 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2013 Wisconsin Statutes 145.20 – Private on-site wastewater treatment systems

2011 Wisconsin Statutes 145.20 – Private sewage systems