2023 Washington Code 46.37.196 – Red lights on emergency tow trucks — Rear facing blue lights

2022 Washington Code 46.37.196 – Red lights on emergency tow trucks

2020 Washington Code 46.37.196 – Red lights on emergency tow trucks

2019 Washington Code 46.37.196 – Red lights on emergency tow trucks

2018 Washington Code 46.37.196 – Red lights on emergency tow trucks

2016 Washington Code 46.37.196 – Red lights on emergency tow trucks

2015 Washington Code 46.37.196 – Red lights on emergency tow trucks

2014 Washington Code 46.37.196 – Red lights on emergency tow trucks

2013 Washington Code 46.37.196 – Red lights on emergency tow trucks

2009 Washington Code 46.37.196 – Red lights on emergency tow trucks