2023 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation of passenger-carrying vehicles — Rules and orders — Scope

2022 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation of passenger-carrying vehicles–Rules and orders–Scope

2020 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation of passenger-carrying vehicles — Rules and orders — Scope

2019 Washington Code 81.61.020

2018 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation of passenger-carrying vehicles — Rules and orders — Scope

2016 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation–Rules and orders–Scope

2015 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation–Rules and orders–Scope

2014 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation — Rules and orders — Scope

2013 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation — Rules and orders — Scope

2009 Washington Code 81.61.020 – Minimum standards for safe maintenance and operation — Rules and orders — Scope