Oregon Revised Statutes Procedure in Civil Proceedings § 12.135

(a) The applicable period of limitation otherwise established by law;

(b) Ten years after substantial completion or abandonment of the construction, alteration or repair of a small commercial structure, as defined in ORS 701.005, a residential structure, as defined in ORS 701.005, or a large commercial structure, as defined in ORS 701.005, that is owned or maintained by a homeowners association, as defined in ORS 94.550, or that is owned or maintained by an association of unit owners, as defined in ORS 100.005; or

(c) Six years after substantial completion or abandonment of the construction, alteration or repair of a large commercial structure, as defined in ORS 701.005, other than a large commercial structure described in paragraph (b) of this subsection.

(3)(a) Notwithstanding subsections (1) and (2) of this section, an action against a person registered to practice architecture under ORS 671.010 to 671.220, a person registered to practice landscape architecture under ORS 671.310 to 671.459 or a person registered to practice engineering under ORS 672.002 to 672.325 to recover damages for injury to a person, property or to any interest in property, including damages for delay or economic loss, regardless of legal theory, arising out of the construction, alteration or repair of any improvement to real property must be commenced before the earliest of:

(b) This subsection applies to actions brought by any person or public body.

(a) “Public body” has the meaning given that term in ORS 174.109; and

(b) “Substantial completion” means the date when the contractee accepts in writing the construction, alteration or repair of the improvement to real property or any designated portion thereof as having reached that state of completion when it may be used or occupied for its intended purpose or, if there is no such written acceptance, the date of acceptance of the completed construction, alteration or repair of such improvement by the contractee.

(a) Applies to an action against a manufacturer, distributor, seller or lessor of a manufactured dwelling, as defined in ORS 446.003, or of a prefabricated structure, as defined in ORS 455.010; and

(b) Does not apply to actions against any person in actual possession and control of the improvement, as owner, tenant or otherwise, at the time such cause of action accrues.