2024 Ohio Code 3718.012 – Older sewage treatment systems

2023 Ohio Code 3718.012 – Older sewage treatment systems

2020 Ohio Code 3718.012 – Older sewage treatment systems

2018 Ohio Code 3718.012 – Older sewage treatment systems

2016 Ohio Code 3718.012 – Older sewage treatment systems

2015 Ohio Code 3718.012 – Older sewage treatment systems

2014 Ohio Code 3718.012 – Older sewage treatment systems

2013 Ohio Code 3718.012 – Older sewage treatment systems