2023 Washington Code 82.04.4272 – Deductions — Direct mail delivery charges

2022 Washington Code 82.04.4272 – Deductions–Direct mail delivery charges

2020 Washington Code 82.04.4272 – Deductions — Direct mail delivery charges

2019 Washington Code 82.04.4272

2018 Washington Code 82.04.4272 – Deductions — Direct mail delivery charges

2016 Washington Code 82.04.4272 – Deductions–Direct mail delivery charges

2015 Washington Code 82.04.4272 – Deductions–Direct mail delivery charges

2014 Washington Code 82.04.4272 – Deductions — Direct mail delivery charges

2013 Washington Code 82.04.4272 – Deductions — Direct mail delivery charges

2009 Washington Code 82.04.4272 – Deductions — Direct mail delivery charges