Versions of Oregon Statutes 144.637 - Rules on LawServer 2023 Oregon Statutes 144.637 – Rules 2021 Oregon Statutes 144.637 – Rules 2019 Oregon Statutes 144.637 – Rules 2017 Oregon Statutes 144.637 – Rules 2015 Oregon Statutes 144.637 – Rules 2013 Oregon Statutes 144.637 – Rules 2009 Oregon Statutes 144.637 – Rules