Versions of Oregon Statutes 537.450 - Rules for proof as to work and use of water under permits; noncompliance as evidence in cancellation proceedings on LawServer 2023 Oregon Statutes 537.450 – Rules for proof as to work and use of water under permits; noncompliance as evidence in cancellation proceedings 2021 Oregon Statutes 537.450 – Rules for proof as to work and use of water under permits; noncompliance as evidence in cancellation proceedings 2019 Oregon Statutes 537.450 – Rules for proof as to work and use of water under permits; noncompliance as evidence in cancellation proceedings 2017 Oregon Statutes 537.450 – Rules for proof as to work and use of water under permits; noncompliance as evidence in cancellation proceedings 2015 Oregon Statutes 537.450 – Rules for proof as to work and use of water under permits; noncompliance as evidence in cancellation proceedings 2013 Oregon Statutes 537.450 – Rules for proof as to work and use of water under permits; noncompliance as evidence in cancellation proceedings 2009 Oregon Statutes 537.450 – Rules for proof as to work and use of water under permits; noncompliance as evidence in cancellation proceedings