ORS § 657.332
During an additional benefit period an individual who has exhausted regular benefits pursuant to this chapter with respect to a week which begins subsequent to August 9, 1983, and who continues to otherwise meet the eligibility requirements for regular benefits under the provisions of this chapter, and who is not eligible for any other unemployment benefits, including benefits provided for by any federal law extending benefits beyond those provided for as regular benefits or extended benefits, may receive additional benefits for weeks subsequent to August 9, 1983, in an amount equal to the weekly benefit amount of the individual's most recent regular unemployment benefit claim subject to the provisions of this chapter. The maximum additional benefits an individual may receive under ORS 657.331 to 657.334 is 25 percent of the most recent regular unemployment benefit claim.
ORS 657.332