Nothing in this article shall be construed to permit the use, by or for the benefit of any authority, of the proceeds of any hospital tax for any purpose, at any place, or in connection with any health care facilities, not permitted or described in the constitutional, statutory or other provision of law authorizing the imposition, levy and collection of such hospital tax or the use of the proceeds therefrom. In order to assure the lawful disposition of such hospital tax proceeds, the board may require the deposit thereof into special funds or accounts established for that purpose and the accounting therefor in such manner as the board may deem necessary.