2 U.S. Code § 637
2 U.S. Code § 637 is about Legislation dealing with Congressional budget must be handled by Budget Committees. It is under Subchapter I (Congressional Budget Process) of Chapter 17A (Congressional Budget and Fiscal Operations) of Title 2 (The Congress) of the Code.
(a) In the Senate
In the Senate, no bill, resolution, amendment, motion, or conference report, dealing with any matter which is within the jurisdiction of the Committee on the Budget shall be considered unless it is a bill or resolution which has been reported by the Committee on the Budget (or from the consideration of which such committee has been discharged) or unless it is an amendment to such a bill or resolution.
(b) In the House of Representatives
In the House of Representatives, no bill or joint resolution, or amendment thereto, or conference report thereon, dealing with any matter which is within the jurisdiction of the Committee on the Budget shall be considered unless it is a bill or joint resolution which has been reported by the Committee on the Budget (or from the consideration of which such committee has been discharged) or unless it is an amendment to such a bill or joint resolution.