(a) The Mayor shall make periodic evaluations of the operation and administration of the health benefit plans provided under § 1-621.05. (b) Each contract entered into under § 1-621.04 shall require the carrier to: (1) Furnish reasonable reports as the Mayor determines necessary to enable the District to carry out its functions under this subchapter; and (2) Permit the Mayor to examine records of the carriers as may be necessary to carry out the purposes of this subchapter.