Versions of See prior versions of a law on LawServer 2024 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems; OEPA regulation in default 2023 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems; OEPA regulation in default 2020 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems; OEPA regulation in default 2018 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems; OEPA regulation in default 2016 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems; OEPA regulation in default 2015 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems; OEPA regulation in default 2014 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems; OEPA regulation in default 2013 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems; OEPA regulation in default 2009 Ohio Code 3718.021 – Board of health may regulate small flow on-site systems – OEPA regulation in default