Versions of See prior versions of a law on LawServer 2023 Oregon Statutes 468A.050 – Classification of air contamination sources; registration and reporting of sources; rules; fees 2021 Oregon Statutes 468A.050 – Classification of air contamination sources; registration and reporting of sources; rules; fees 2019 Oregon Statutes 468A.050 – Classification of air contamination sources; registration and reporting of sources; rules; fees 2017 Oregon Statutes 468A.050 – Classification of air contamination sources; registration and reporting of sources; rules; fees 2015 Oregon Statutes 468A.050 – Classification of air contamination sources; registration and reporting of sources; rules; fees 2013 Oregon Statutes 468A.050 – Classification of air contamination sources; registration and reporting of sources; rules; fees 2009 Oregon Statutes 468A.050 – Classification of air contamination sources; registration and reporting of sources; rules; fees