2023 Ohio Code 4703.18 – Prohibiting practice without certificate

2020 Ohio Code 4703.18 – Prohibiting practice without certificate

2018 Ohio Code 4703.18 – Prohibiting practice without certificate

2016 Ohio Code 4703.18 – Prohibiting practice without certificate

2015 Ohio Code 4703.18 – Prohibiting practice without certificate

2014 Ohio Code 4703.18 – Prohibiting practice without certificate

2013 Ohio Code 4703.18 – Prohibiting practice without certificate

2009 Ohio Code 4703.18 – Prohibiting practice without certificate