; and (2) in subsection (b)(2)— (A) in the paragraph heading, by inserting or certify after law ; (B) in subparagraph (A)— (i) by striking A law and inserting the following: (i) Laws A law ; and (ii) by adding at the end the following: (ii) Certifications A certification described in this paragraph is a document, signed by the Governor of the State, that certifies that such Governor has the authority under existing Federal and State law to take action under this section, including implementation of the State plan under subsection (a)(1)(B). ; and (C) in subparagraph (B)— (i) in the subparagraph heading, by striking of opt out ; and (ii) by striking may repeal a law and all that follows through the period at the end and inserting the following: “may terminate the authority provided under the waiver with respect to the State by— (i) repealing a law described in subparagraph (A)(i); or (ii) terminating a certification described in subparagraph (A)(ii), through a certification for such termination signed by the Governor of the State. . (b) Providing expedited approval of State waivers Section 1332(d) of the Patient Protection and Affordable Care Act ( 42 U.S.C. 18052(d) ) is amended— (1) in paragraph (1) by striking 180 and inserting 90