The State of Oregon assents to the Act of July 11, 1916, 39 Stat. 355, entitled "An act to provide that the United States shall aid the states in the construction of rural post roads, and for other purposes," or Acts supplementary thereto, and accepts the provisions and benefits of any Act of Congress having for its purpose the construction, improvement or maintenance of public roads or highways in the State of Oregon.
ORS 366.556