2023 Washington Code 70.111.040 – Exemption

2022 Washington Code 70.111.040 – Exemption

2020 Washington Code 70.111.040 – Exemption

2019 Washington Code 70.111.040

2018 Washington Code 70.111.040 – Exemption

2016 Washington Code 70.111.040 – Exemption

2015 Washington Code 70.111.040 – Exemption

2014 Washington Code 70.111.040 – Exemption

2013 Washington Code 70.111.040 – Exemption

2009 Washington Code 70.111.040 – Exemption