The commissioner of human services shall promulgate rules to establish administrative and fiscal procedures for payment of the state share of the costs incurred by the counties under sections 261.21 to 261.231. The rules may include:
(a) procedures by which state liability for the costs of hospitalization of indigent persons may be deducted from county liability to the state under any other public assistance program authorized by law;
(b) procedures for processing claims of counties for reimbursement by the state for expenditures made by the counties for the hospitalization of indigent persons; and
(c) standards for eligibility and utilization of medical care.