In any individual case, commencing with the payment of public assistance, with the application for enforcement services under ORS 25.080 (Entity primarily responsible for support enforcement services) by an individual not receiving public assistance or upon receipt of a written request for enforcement of a support obligation from the state agency of another state responsible for administering the federal child support enforcement program, the administrator may take action under ORS 25.501 (Definitions for ORS 25) to 25.556 (Expeditious court hearings). The administrator and, as appropriate, the administrative law judge, may establish, modify and terminate support orders, require health care coverage for dependent children, establish paternity and collect child support.