2024 Ohio Code 3999.18 – Requiring valid certificate of authority

2023 Ohio Code 3999.18 – Requiring valid certificate of authority

2020 Ohio Code 3999.18 – Requiring valid certificate of authority

2018 Ohio Code 3999.18 – Requiring valid certificate of authority

2016 Ohio Code 3999.18 – Requiring valid certificate of authority

2015 Ohio Code 3999.18 – Requiring valid certificate of authority

2014 Ohio Code 3999.18 – Requiring valid certificate of authority

2013 Ohio Code 3999.18 – Requiring valid certificate of authority

2009 Ohio Code 3999.18 – Requiring valid certificate of authority