2023 Washington Code 35.102.130 – Allocation and apportionment of income

2022 Washington Code 35.102.130 – Allocation and apportionment of income

2020 Washington Code 35.102.130 – Allocation and apportionment of income

2019 Washington Code 35.102.130 – Allocation and apportionment of income

2018 Washington Code 35.102.130 – Allocation and apportionment of income

2016 Washington Code 35.102.130 – Allocation and apportionment of income

2015 Washington Code 35.102.130 – Allocation and apportionment of income

2014 Washington Code 35.102.130 – Allocation and apportionment of income

2013 Washington Code 35.102.130 – Allocation and apportionment of income

2009 Washington Code 35.102.130 – Allocation and apportionment of income