Oregon Revised Statutes Cities § 223.585

Every action, suit or proceeding which may be commenced for the recovery of land sold by the treasurer for any final assessment or lien or to quiet the title of the former owner, or the successors in interest of the former owner, against such sale, or to set aside such sale, or to remove the cloud thereof, except in cases where the final assessment or lien for which the land has been sold was paid before the sale, or the land redeemed as provided by law, shall be commenced within one year from the time of recording the deed executed under ORS 223.570.