; and (2) by adding at the end the following: (12) The term biennium means any period of 2 consecutive fiscal years beginning with an even-numbered fiscal year. (13) The term budget year has the meaning given that term in section 250(c)(12) of the Balanced Budget and Emergency Control Act of 1985. . (c) Revision of timetable Section 300 of the Congressional Budget Act of 1974 ( 2 U.S.C. 631 ) is amended to read as follows: 300. Timetable The timetable with respect to the congressional budget process is as follows: On or before: Action to be completed: November 15 of each year (excluding a year during which a Presidential election is held, unless the individual serving as President is elected to succeed himself or herself as President) President submits to Congress the budget of the President. Friday before the third Monday in February of each odd-numbered year Joint resolution on the budget for the next biennium enacted. Friday before the first Saturday after the first full moon occurring on or after the vernal equinox of each year Senate and the House of Representatives have passed regular appropriations bills that appropriate not less than 25 percent of the total level of discretionary spending for the next fiscal year. Friday before the last Monday in May of each year Senate and the House of Representatives have passed regular appropriations bills that appropriate not less than 50 percent of the total level of discretionary spending for the next fiscal year. Fridaybefore July 4 of each year Senate and the House of Representatives have passed regular appropriations bills that appropriate not less than 75 percent of the total level of discretionary spending for the next fiscal year. July 31 of each year Senate and the House of Representatives have passed all the regular appropriations bills for the next fiscal year. September 30 of each year All regular appropriation bills for the next fiscal year have been enacted. September 30 of each even-numbered year The Committee on the Budget of the Senate and the