; 42 U.S.C. 1397aa et seq.) which the Secretary of Health and Human Services determines requires State legislation (other than legislation appropriating funds) in order for the respective plan to meet the additional requirements imposed by the amendments made by subsections (a) or (b), respectively, the respective plan shall not be regarded as failing to comply with the requirements of such title solely on the basis of its failure to meet such applicable additional requirements before the first day of the first calendar quarter beginning after the close of the first regular session of the State legislature that begins after the date of enactment of this Act. For purposes of the previous sentence, in the case of a State that has a 2-year legislative session, each year of the session is considered to be a separate regular session of the State legislature. (3) Option to implement 12-month continuous eligibility prior to effective date A State may elect through a State plan amendment under title XIX or XXI of the Social Security Act ( 42 U.S.C. 1396 et seq.; 42 U.S.C. 1397aa et seq.) to apply the amendments made by subsection (a) or (b), respectively, on any date prior to the 18-month date specified in paragraph (1), but not sooner than the date of the enactment of this Act. 4. Preventing the application under chip of coverage waiting periods (a) In general Section 2102(b)(1)(B) of the Social Security Act ( 42 U.S.C. 1397bb(b)(1)(B) ) is amended— (1) in clause (iii)— (A) by striking in the case of and inserting in the case of a targeted low-income child (including a child provided dental-only supplemental coverage under section 2110(b)(5)) or in the case of ; and (B) by adding and after the semicolon; (2) by striking clause (iv)