Versions of Washington Code 28B.50.530 - Agreements for use of services or facilities between district boards of trustees and school boards on LawServer 2023 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2022 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2020 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2019 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2018 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2016 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2015 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2014 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2013 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards 2009 Washington Code 28B.50.530 – Agreements for use of services or facilities between district boards of trustees and school boards