2023 Washington Code 28B.50.877 – Technical colleges — Purchase of support services from school districts

2022 Washington Code 28B.50.877 – Technical colleges–Purchase of support services from school districts

2020 Washington Code 28B.50.877 – Technical colleges — Purchase of support services from school districts

2019 Washington Code 28B.50.877 – Technical colleges — Purchase of support services from school districts

2018 Washington Code 28B.50.877 – Technical colleges — Purchase of support services from school districts

2016 Washington Code 28B.50.877 – Technical colleges–Purchase of support services from school districts

2015 Washington Code 28B.50.877 – Technical colleges–Purchase of support services from school districts

2014 Washington Code 28B.50.877 – Technical colleges–Purchase of support services from school districts

2013 Washington Code 28B.50.877 – Technical colleges–Purchase of support services from school districts

2009 Washington Code 28B.50.877 – Technical colleges–Purchase of support services from school districts