Oregon Revised Statutes Water Resources: Irrigation, Drainage, Flood Control, Reclamation § 547.083

(1) Upon completion of the work the board of supervisors shall bill the owner or occupant of the premises for the expense necessarily incurred in the repair, grading or cleaning of the flood control project.

(2) If any charge remains unpaid beyond the due date thereof, the secretary of the district may file a notice of claim of lien with the county clerk of the county in which the lands for which the charges were billed are situated. The notice of lien shall be in writing and must contain:

(3) The county clerk shall cause the notice of lien to be recorded in the County Clerk Lien Record maintained under ORS 205.125. The amount of the charges and expense, as of the date the notice of lien is filed, shall constitute a first lien upon the lands or premises, except as to taxes. If the charges and expenses are not paid and the lien discharged by the owner or occupant within 30 days from the date the notice is filed, suit or action may be brought in the name of the drainage district for the foreclosure of the lien. The suit or action shall be brought by the district attorney, or, at the option of the board, by an attorney employed by the board. The lands affected thereby shall be sold under execution for the payment and satisfaction of the lien and of the costs and disbursements incurred in connection with the prosecution of the suit or action.