D.C. Mun. Regs. tit. 27, § 2102
2102.1 The District shall procure utility services in accordance with the provisions of this title, except that the priorities of §2100 shall not apply.
2102.2 The contracting officer shall use either a requirements contract or an indefinite quantity contract for the procurement of utility services.
2102.3 If utility services have been procured under an indefinite quantity contract, the contracting officer shall procure all utility services covered by that contract in accordance with its terms unless the Director determines that it is in the best interests of the District to negotiate special rates or special services under a separate contract that is different from the published or unpublished current rate schedules of the utility services supplier and the existing indefinite quantity contract.
SOURCE: Final Rulemaking published at 35 DCR 1517 (February 26, 1988).