ORS § 411.146
Warrants shall be drawn by the Oregon Department of Administrative Services in favor of the Department of Human Services for the aggregate amounts of public assistance or refunds to counties duly certified by the department to be due to any person or county in such amount as may be set forth in such certification. The department shall cause to be deposited all such warrants in payment of public assistance or refunds to counties in the State Treasury in a suspense checking account for distribution to those entitled thereto and may draw its checks on the State Treasury in favor of the persons, firms, corporations, associations or counties entitled thereto under such rules as it shall promulgate so as to include in single combined payments for specified periods all moneys allotted to particular payees from various sources for said period.
ORS 411.146