Section 657.331 - "Additional benefits" and "additional benefit period" defined(1) As used in ORS 657.331 to 657.334: (a) "Additional benefits" means benefits totally financed by the state and payable under this chapter to exhaustees by reason of conditions of high unemployment.(b) "Additional benefit period" means a period not within an extended benefit period that: (A) Begins with the third week after a week for which there is a state additional benefits "on" indicator; and(B)(i) Ends with the second week after the first week for which there is a state "on" indicator as defined in ORS 657.321 (3)(c); or(ii) If there is no "on" indicator, ends with the third week after the first week for which there is a state additional benefits "off" indicator or the seventh consecutive week of such period, whichever occurs later.(2) Notwithstanding the provisions of subsection (1)(b) of this section, no additional benefit period may begin by reason of a state additional benefit "on" indicator before the eighth week following the end of a prior additional benefit period which was in effect with respect to this state.(3) There is a state additional benefit "on" indicator for any week for which the Director of the Employment Department determines that for the period consisting of such week and the immediately preceding 12 weeks, the rate of insured unemployment (not seasonally adjusted) equaled or exceeded 4.5 percent.(4) There is a state additional benefits "off" indicator for any week for which the director determines that, for the period consisting of such week and the immediately preceding 12 weeks, the rate of insured unemployment (not seasonally adjusted) was less than 4.5 percent.(5) For purposes of this section, "rate of insured unemployment" has the same meaning as provided in ORS 657.321 (6).1983 c.818 §§4,5; 1985 c.194 §2; 2003 c. 14, § 402; 2007 c. 71, § 211