Except in cases of emergency, the Manager shall not issue any order for delivery on a contract or open market purchase until the Manager certifies, after pre-audit, that there is to the credit of the agency concerned a sufficient unencumbered appropriation balance, in excess of all unpaid obligations, to defray the amount of such order.
(1984 Code, § 1-07-040) (Ord. 191, passed 9-12-1989; Ord. 366, passed 7-1-2004)