2023 Oregon Statutes 454.020 – Compliance with state and federal standards; enforcement

2021 Oregon Statutes 454.020 – Compliance with state and federal standards; enforcement

2019 Oregon Statutes 454.020 – Compliance with state and federal standards; enforcement

2017 Oregon Statutes 454.020 – Compliance with state and federal standards; enforcement

2015 Oregon Statutes 454.020 – Compliance with state and federal standards; enforcement

2013 Oregon Statutes 454.020 – Compliance with state and federal standards; enforcement

2009 Oregon Statutes 454.020 – Compliance with state and federal standards; enforcement