RCW 47.60.275Local law enforcement officers on ferries and terminals.Law enforcement officers of cities, towns, and counties which are served by state ferries shall have, and are hereby authorized to exercise, concurrent jurisdiction and authority with state law enforcement officers in the enforcement of laws of the state and local governmental divisions at those state ferry terminals located within the respective governmental division served by such local law enforcement officers and on state ferries at the terminals and throughout the ferry runs, notwithstanding that the ferry may not be in the officer's governmental division.[ 1969 ex.s. c 13 s 1.]
Washington Legal Code