2023 Washington Code 82.04.530 – Telecommunications service providers — Calculation of gross proceeds

2022 Washington Code 82.04.530 – Telecommunications service providers–Calculation of gross proceeds

2020 Washington Code 82.04.530 – Telecommunications service providers — Calculation of gross proceeds

2019 Washington Code 82.04.530

2018 Washington Code 82.04.530 – Telecommunications service providers — Calculation of gross proceeds

2016 Washington Code 82.04.530 – Telecommunications service providers–Calculation of gross proceeds

2015 Washington Code 82.04.530 – Telecommunications service providers–Calculation of gross proceeds

2014 Washington Code 82.04.530 – Telecommunications service providers — Calculation of gross proceeds

2013 Washington Code 82.04.530 – Telecommunications service providers — Calculation of gross proceeds

2009 Washington Code 82.04.530 – Telecommunications service providers — Calculation of gross proceeds