2023 Washington Code 35.21.715 – Taxes on network telephone services

2022 Washington Code 35.21.715 – Taxes on network telephone services

2020 Washington Code 35.21.715 – Taxes on network telephone services

2019 Washington Code 35.21.715 – Taxes on network telephone services

2018 Washington Code 35.21.715 – Taxes on network telephone services

2016 Washington Code 35.21.715 – Taxes on network telephone services

2015 Washington Code 35.21.715 – Taxes on network telephone services

2014 Washington Code 35.21.715 – Taxes on network telephone services

2013 Washington Code 35.21.715 – Taxes on network telephone services

2009 Washington Code 35.21.715 – Taxes on network telephone services