(1) A city or county requesting reimbursement under this chapter shall complete a form supplied by the department and file it with the Administrator, Contracts and Legal Affairs, P.O. Box 41114, Olympia, WA 98504-1114, who will confirm the accuracy of the information submitted with the request and determine whether the amount requested is properly reimbursable under chapter 70.48 RCW and this chapter.

(2) All such requests must be filed within thirty days after the costs for which reimbursement is requested were incurred. Provided, however, with respect to such costs incurred in the month of June in odd-numbered years, such requests must be filed no later than ten days after the close of the state fiscal biennium (June 30).