Oregon Revised Statutes Cities § 224.330

(1) It submits to the State Treasurer plans and specifications prepared by competent registered engineers setting forth the type or character of sewer system or sewerage facilities proposed for the particular municipality and the estimated cost of the system and of the appurtenances thereto.

(2) It submits to the State Treasurer the proposed plan of the municipality for liquidation of indebtedness to be incurred for financing the cost of such system or facilities.