Versions of Oregon Statutes 137.673 - Validity of rules on LawServer 2023 Oregon Statutes 137.673 – Validity of rules 2021 Oregon Statutes 137.673 – Validity of rules 2019 Oregon Statutes 137.673 – Validity of rules 2017 Oregon Statutes 137.673 – Validity of rules 2015 Oregon Statutes 137.673 – Validity of rules 2013 Oregon Statutes 137.673 – Validity of rules 2009 Oregon Statutes 137.673 – Validity of rules