Or. Admin. R. 459-007-0015
In accordance with ORS 238.455(5), earnings credited to an underpayment of either Tier One or Tier Two estimated benefits shall be simple interest, prorated from date of underpayment to date of distribution by PERS of the underpaid amount based on:
ORS 238.650
ORS 238.455
PERS 3-2009, f. & cert. ef. 4-6-09
PERS 22-2005, f. & cert. ef. 12-7-05
PERS 6-1998, f. & cert. ef. 5-22-98