; by (ii) the ratio of all countable participants to all eligible participants (as determined under paragraph (10)(D)) for the quarter that began 180 days before the first day of the quarter for which funding is reduced. . 302. Changes to mandatory work requirements (a) Elimination of separate participation rate requirements for 2-Parent families (1) In general Section 407 of the Social Security Act ( 42 U.S.C. 607 ) is amended— (A) in subsection (a)— (i) by striking all through A State the first place it appears and inserting the following: (a) Participation rate requirements A State ; and (ii) by striking paragraph (2); (B) in subsection (b)— (i) in the subsection heading, by striking Rates and inserting Rate ; (ii) in paragraph (1)(A), by striking (a)(1) and inserting (a) ; (iii) by striking paragraph (2) and redesignating paragraphs (3), (4), and (5) as paragraphs (2), (3), and (4), respectively; (iv) in paragraph (3) (as so redesignated), by striking paragraphs (1)(B) and (2)(B) and inserting paragraph (1)(B) ; and (v) in paragraph (4) (as so redesignated), by striking rates and inserting rate ; and (C) in subsection (c)— (i) in paragraph (1)— (I) by striking all through For purposes of subsection (b)(1)(B)(i) and inserting the following: (1) General rules For purposes of subsection (b)(1)(B)(i) ; and (II) by striking subparagraph (B); and (ii) in paragraph (2)(D)— (I) by striking paragraphs (1)(B)(i) and (2)(B) of subsection (b) and inserting subsection (b)(1)(B)(i)