2015 ORS § 87.030¹
Effect of owners knowledge of improvement
  • notice of nonresponsibility

(1) Every improvement except an improvement made by a person other than the landowner in drilling or boring for oil or gas, constructed upon lands with the knowledge of the owner shall be deemed constructed at the instance of the owner, and the interest owned shall be subject to any lien perfected pursuant to the provisions of ORS 87.001 (Short title) to 87.060 (Foreclosure) and 87.075 (Exemption of building materials from attachment by third persons) to 87.093 (Information Notice to Owner), unless the owner shall, within three days after the owner obtains knowledge of the construction, give notice that the owner will not be responsible for the same by posting a notice in writing to that effect in some conspicuous place upon the land or the improvement situated thereon.

(2) Subsection (1) of this section does not apply to a lien prohibited under ORS 87.037 (Prohibition against claim of lien). [Amended by 1975 c.466 §9; 1987 c.662 §5; 2007 c.648 §9]