2023 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years

2022 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years

2020 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years

2019 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years

2018 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years

2016 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years

2015 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years

2014 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years

2013 Washington Code 28A.710.240 – Calculation of certificated instructional staff service years