(b) Statement of cost At the request of a committee chairman or ranking minority member, the Director shall, to the extent practicable, prepare a comparison between
(1) an estimate by the relevant agency, prepared under section
1532 of this title, of the costs of regulations implementing an Act containing a Federal mandate; and
(2) the cost estimate prepared by the Congressional Budget Office for such Act when it was enacted by the Congress.
(c) Cooperation of Office of Management and Budget At the request of the Director of the Congressional Budget Office, the Director of the Office of Management and Budget shall provide data and cost estimates for regulations implementing an Act containing a Federal mandate covered by part B of title IV of the Congressional Budget and Impoundment Control Act of 1974 [
2 U.S.C.
658 et seq.].