The fourth sentence of section 446 of the District of Columbia Home Rule Act (§ 1-204.46) shall not apply with respect to any of the following obligations or expenditures:
(1) Borrowing conducted pursuant to § 47-398.01(a);
(2) The pledging of revenues as security for such borrowing pursuant to § 47-398.02(a);
(3) The payment of principal, interest, premium, debt servicing, contributions to reserves, or other costs associated with such borrowing; or
(4) Other obligations or expenditures made to carry out any arena preconstruction activity described in § 47-398.04.
1981 Ed., § 47-398.3.