The City and public entities may, in connection with the sale of bonds, use municipal bond insurance, bank guarantees, surety bonds, letters of credit, and other devices to enhance the credit quality of the bonds, the cost of which credit enhancement devices may be paid from the proceeds of the bonds or other lawfully available funds.
La. R.S. § 39:1040
SEE ACTS 1985, NO. 674, §§14 - 17.