2 U.S.C. § 658f
Requests to Congressional Budget Office from Senators
At the written request of a Senator, the Director shall, to the extent practicable, prepare an estimate of the direct costs of a Federal intergovernmental mandate contained in an amendment of such Senator.
( Pub. L. 93–344, title IV, § 427 , as added Pub. L. 104–4, title I, § 101(a)(2) , Mar. 22, 1995 , 109 Stat. 59 .)