2023 Washington Code 26.19.100 – Federal income tax exemptions

2022 Washington Code 26.19.100 – Federal income tax exemptions

2020 Washington Code 26.19.100 – Federal income tax exemptions

2019 Washington Code 26.19.100 – Federal income tax exemptions

2018 Washington Code 26.19.100 – Federal income tax exemptions

2016 Washington Code 26.19.100 – Federal income tax exemptions

2015 Washington Code 26.19.100 – Federal income tax exemptions

2014 Washington Code 26.19.100 – Federal income tax exemptions

2013 Washington Code 26.19.100 – Federal income tax exemptions

2009 Washington Code 26.19.100 – Federal income tax exemptions