Until 1975 it took a two-thirds vote to end debate. A rules change that year reduced the number to 60. The effect is that almost all major legislation needs 60 votes to pass the Senate. The exception comes in "reconciliation" bills that deal with the budget. | Until 1975 it took a two-thirds vote to end debate. A rules change that year reduced the number to 60. The effect is that almost all major legislation needs 60 votes to pass the Senate. The exception comes in "reconciliation" bills that deal with the budget. |