Versions of See prior versions of a law on LawServer 2023 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2022 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2020 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2019 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2018 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2016 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2015 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2014 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2013 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited 2009 Washington Code 39.06.010 – Contracts with unregistered or unlicensed contractors and with other violators prohibited