Washington Revised Code Title 81. Transportation § 81.64.160. Hours of labor--Penalty

(1) No person, agent, officer, manager, or superintendent or receiver of any corporation or owner of streetcars shall require his, her, or its grip operators, motor operators, drivers, or conductors to work more than ten hours in any twenty-four hours.

(2) Any person, agent, officer, manager, superintendent, or receiver of any corporation, or owner of streetcar or cars, violating this section is guilty of a misdemeanor, and shall be fined in any sum not less than twenty-five dollars nor more than one hundred dollars for each day in which such grip operator, motor operator, driver, or conductor in the employ of such person, agent, officer, manager, superintendent, or receiver of such corporation or owner is required to work more than ten hours during each twenty-four hours, as provided in this section.

(3) It is the duty of the prosecuting attorney of each county of this state to institute the necessary proceedings to enforce the provisions of this section.