Section 19-503 - Authority to borrow money and issue bonds(a) A county may: (1) borrow money for any public purpose; and(2) issue and sell general obligation bonds to evidence the borrowing.(b) By local law, a county may provide for the issuance of revenue bonds payable as to principal and interest solely from the revenues of one or more revenue-producing projects of the county.(c) Notwithstanding any other provision of this subtitle, a county may issue bonds:(1) for sanitary facilities as provided in the Environment Article; and(2) as authorized by local law in effect on the date the county adopts code home rule.Revised and recodified by 2013 Md. Laws, Ch. 119,Sec. 2, eff. 10/1/2013.