Agency rules are known as Washington Administrative Code (WAC) and each state agency adopts rules to implement state and federal law.
Learn more about our terms of service for text messaging, how to stop and start the service and who to contact for help.
See our guidelines on establishing a link from WSDOT to an external site and how we monitor and remove links to external content where necessary.
See our policy on our ferries' Save A Spot reservations program website and how you may and may not use the site.
See the details of our open data policy and plan.
Comments made on our social media platforms and blog are reviewed and screened in accordance with our comment policy. Read more on what we do and don't allow.
Read our disclaimer before making use of any travel information on this website.
View our web privacy notice.