Versions of Oregon Statutes 318.020 - Imposition of tax on LawServer 2023 Oregon Statutes 318.020 – Imposition of tax 2019 Oregon Statutes 318.020 – Imposition of tax 2015 Oregon Statutes 318.020 – Imposition of tax 2013 Oregon Statutes 318.020 – Imposition of tax 2009 Oregon Statutes 318.020 – Imposition of tax