All money received by the board is considered trust funds to be held and applied solely as provided in this Act.__An officer to whom or a bank, trust company or other fiscal agent or trustee to which that money is paid shall act as trustee of the money and shall hold and apply the money for the purposes of this Act, subject to such rules as may be adopted by the board pursuant to this Act and as the resolution or trust agreement may provide.

§6416.__Remedies

A holder of securities issued under this Act or of any of the coupons appertaining to the securities, and the trustee under any resolution or trust agreement, except to the extent the rights given may be restricted by the resolution authorizing the issuance of the securities or the trust agreement or an applicable financial document, may, either by action, mandamus or other proceeding, protect and enforce all rights under the laws of the State or granted under this Act or under the resolution, financial document or trust agreement, including the appointment of a receiver, and may enforce and compel the performance of all duties required by this Act or by the resolution, financial document or trust agreement to be performed by the board, including the collecting of rates, rents, fees and charges for the use of any of its facilities for any project, projects or part of any project.__Any such suit, action or proceeding must be brought for the benefit of all the holders of the securities and coupons, subject to the terms of any such resolution, trust agreement or financial document.

§6417.__Revenue refunding securities

The board may provide by resolution for the issuance of revenue refunding securities of the board for the purpose of refunding any obligations of the board or for the purpose of refinancing of existing indebtedness then outstanding that has been issued or incurred under this Act or otherwise, including the payment of any redemption premium and any interest accrued or to accrue to the date of redemption of those obligations and, if considered advisable by the board, for the additional purpose of construction or enabling the construction of improvements, extensions, enlargements or additions of the project, projects or part of any project in connection with which the obligations to be refunded were issued.__The board may provide by resolution for the issuance of securities of the board for the combined purpose of refunding any obligations or revenue refunding securities then outstanding or for the purpose of refinancing of existing indebtedness that has been issued or incurred under this Act, or otherwise, including the payment of any redemption premium on