(1) The Oregon Military Department may enter into cooperative agreements with the federal National Guard Bureau.
(2) The department may select any available payment method option for a cooperative agreement, including the advance payment method.
(3) If the department selects the advance payment method for a cooperative agreement, the department may not incur a funding obligation that is payable or reimbursable from federal moneys under the cooperative agreement unless moneys sufficient to meet the obligation are available in the State Treasury and:
(a) Are available for expenditure by the department; and
(b) Are not committed or encumbered for any other purpose.
(4) The department may adopt rules as necessary to maintain the eligibility of the state to receive advance payments under cooperative agreements with the federal National Guard Bureau.