ORS § 35.555
Whenever the state requires property for any public use, the necessity for the acquisition to be decided and declared in the first instance by the board, if the board and the owner of such property cannot agree upon the price to be paid for the amount of or interest in the property required for such public use, and the damages for the taking thereof, the board may request the Attorney General to, and the Attorney General shall when so requested, commence and prosecute in any court of competent jurisdiction in the name of the State of Oregon any necessary or appropriate suit, action or proceeding for the condemnation of the amount of or interest in the property required for such purposes and for the assessment of the damages for the taking thereof.
ORS 35.555