Interest on a loan may be computed on a daily basis using a 365-day factor. In determining the elapsed time to compute interest or a refund of interest, on such a loan, the maximum charge for each day must be 1/365th of the annual rate.
Or. Admin. Code § 441-735-0160
Stat. Auth.: ORS 725A.092
Stats. Implemented: ORS 725A.062 & 725A.064