The refunding revenue bonds, in the discretion of the department and with the approval of the governor and the director of finance, may be exchanged at par for the revenue bonds which are being refunded or may be sold in the manner provided in this part for revenue bonds, as the department deems to be in the best interest of the State.
The refunding revenue bonds may be issued and delivered at any time prior to the date of maturity or redemption date of the revenue bonds to be refunded that the department deems to be in the best interest of the State. The refunding revenue bonds, except as specifically provided in this section, shall be issued in accordance with the provisions of this part with respect to revenue bonds. Pending the time the proceeds derived from the sale of refunding revenue bonds issued under this part are required for the purposes for which they were issued, the proceeds, upon authorization or approval of the governor, may be invested in obligations of, or obligations unconditionally guaranteed by the United States of America, or in savings accounts, time deposits, or certificates of deposit of any bank or trust company within or without the State, to the extent that such savings accounts, time deposits, or certificates of deposit are collaterally secured by a pledge of obligations of, or obligations unconditionally guaranteed by, the United States of America; or in obligations of any state of the United States of America or any agency, instrumentality, or local government thereof, the provision for payment of the principal and interest which shall have irrevocably been made by deposit of obligations of, or obligations unconditionally guaranteed by the United States of America.
To further secure refunding revenue bonds, or the revenue bonds being refunded, or both, the State may enter into a contract with any bank or trust company, within or without the State, with respect to the safekeeping and application of the proceeds of refunding revenue bonds, and the safekeeping and application of the earnings of investment. All revenue bonds refunded and redeemed by the issue and sale or issue and exchange of refunding revenue bonds shall be canceled.
HRS § 39-71