2 U.S. Code § 658f
2 U.S. Code § 658f is about Requests to Congressional Budget Office from Senators. It is under Part B (Federal Mandates) of Subchapter II (Fiscal Procedures) of Chapter 17A (Congressional Budget and Fiscal Operations) of Title 2 (The Congress) of the Code.
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.