; and (ii) in subparagraph (B), by striking most recently agreed to concurrent resolution on the budget and inserting most recently enacted joint resolution on the budget (or, until the first joint resolution on the budget is enacted, the most recently agreed to concurrent resolution on the budget) . (f) Budget resolution before budget-Related legislation is considered Section 303 of the Congressional Budget Act of 1974 ( 2 U.S.C. 634 ) is amended— (1) in the section heading, by striking Concurrent and inserting Joint ; (2) by striking concurrent each place it appears and inserting joint ; (3) in subsection (a), in the matter preceding paragraph (1)— (A) by striking for a fiscal year has been agreed to and inserting for a biennium has been enacted ; and (B) by striking the first fiscal year covered by that resolution and inserting either fiscal year of that biennium ; (4) in subsection (b)(1)(B), by striking the fiscal year and inserting the biennium ; and (5) in subsection (c)— (A) in paragraph (1)— (i) by striking for a fiscal year has been agreed to and an allocation has been made to the Committee on Appropriations of the Senate under section 302(a) for that year and inserting for a biennium has been enacted that includes the allocation described in section 302(a) for each year of that biennium ; and (ii) by striking thereon for that year and inserting for any year of that biennium