2023 Washington Code 51.48.290 – Written verification by health services providers

2022 Washington Code 51.48.290 – Written verification by health services providers

2020 Washington Code 51.48.290 – Written verification by health services providers

2019 Washington Code 51.48.290

2018 Washington Code 51.48.290 – Written verification by health services providers

2016 Washington Code 51.48.290 – Written verification by health services providers

2015 Washington Code 51.48.290 – Written verification by health services providers

2014 Washington Code 51.48.290 – Written verification by health services providers

2013 Washington Code 51.48.290 – Written verification by health services providers

2009 Washington Code 51.48.290 – Written verification by health services providers