This vote was on a specific change (Amendment 1529) to a larger set of budget proposals. As an amendment to another amendment, it represented an attempt to fine-tune the federal budget framework for the upcoming fiscal year before the broader package moved forward. In the Senate, amendments are formal proposals to modify the text of a bill or resolution. This specific vote was for a "second-degree" amendment, which is a change proposed to a change that is already under debate. To succeed, it required a simple majority of the senators present and voting. The amendment failed, falling two votes short of the required threshold. The outcome was notable for its bipartisan nature, as nearly half of the members in both the Democratic and Republican caucuses voted against the majority of their own party. The Senate will now continue its work on the underlying budget resolution without this change.