Or. Rev. Stat. § 12.272
(1) Notwithstanding any other provision of this chapter, no action against a landowner, person for whom the pesticide was applied or pesticide operator arising out of the use or application of any pesticide shall be commenced unless the person commencing the action, within the time specified by ORS 634.172, files the report required by ORS 634.172 and mails or personally delivers true copies of that report to:
(2) For the purposes of this section:
[1991 c.351 §3; 1995 c.96 §1]