Or. Rev. Stat. § 657.405
As used in ORS 657.430 to 657.462 and 657.471 to 657.485, “computation date” means the June 30 preceding the calendar year for which tax rates are to be effective.
[Amended by 1955 c.655 §17; 1957 c.699 §5; 1961 c.252 §2; 1973 c.300 §9; 1975 c.257 §9]