2023 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2022 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2020 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2019 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2018 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2016 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2015 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2014 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2013 Washington Code 16.38.020 – Director authorized to carry on diagnostic program

2009 Washington Code 16.38.020 – Director authorized to carry on diagnostic program