2023 Washington Code 48.44.150 – Certificate of registration not an endorsement — Display in solicitation prohibited

2022 Washington Code 48.44.150 – Certificate of registration not an endorsement–Display in solicitation prohibited

2020 Washington Code 48.44.150 – Certificate of registration not an endorsement — Display in solicitation prohibited

2019 Washington Code 48.44.150

2018 Washington Code 48.44.150 – Certificate of registration not an endorsement — Display in solicitation prohibited

2016 Washington Code 48.44.150 – Certificate of registration not an endorsement–Display in solicitation prohibited

2015 Washington Code 48.44.150 – Certificate of registration not an endorsement–Display in solicitation prohibited

2014 Washington Code 48.44.150 – Certificate of registration not an endorsement — Display in solicitation prohibited

2013 Washington Code 48.44.150 – Certificate of registration not an endorsement — Display in solicitation prohibited

2009 Washington Code 48.44.150 – Certificate of registration not an endorsement — Display in solicitation prohibited