Versions of See prior versions of a law on LawServer 2023 Washington Code 82.08.02569 – Exemptions — Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory 2022 Washington Code 82.08.02569 – Exemptions–Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory 2020 Washington Code 82.08.02569 – Exemptions — Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory 2019 Washington Code 82.08.02569 2018 Washington Code 82.08.02569 – Exemptions — Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory 2016 Washington Code 82.08.02569 – Exemptions–Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory 2015 Washington Code 82.08.02569 – Exemptions–Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory 2014 Washington Code 82.08.02569 – Exemptions — Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory 2013 Washington Code 82.08.02569 – Exemptions — Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory 2009 Washington Code 82.08.02569 – Exemptions — Sales of tangible personal property related to a building or structure that is an integral part of a laser interferometer gravitational wave observatory