2023 Washington Code 53.19.060 – Changes in scope of work — Amendments to contracts

2022 Washington Code 53.19.060 – Changes in scope of work–Amendments to contracts

2020 Washington Code 53.19.060 – Changes in scope of work — Amendments to contracts

2019 Washington Code 53.19.060

2018 Washington Code 53.19.060 – Changes in scope of work — Amendments to contracts

2016 Washington Code 53.19.060 – Changes in scope of work–Amendments to contracts

2015 Washington Code 53.19.060 – Changes in scope of work–Amendments to contracts

2014 Washington Code 53.19.060 – Changes in scope of work — Amendments to contracts

2013 Washington Code 53.19.060 – Changes in scope of work — Amendments to contracts

2009 Washington Code 53.19.060 – Changes in scope of work — Amendments to contracts