; (iv) by striking 2012 and inserting Fiscal year 2012 ; (v) by striking 2013 and inserting Fiscal year 2013 ; (vi) by striking 2014 and inserting Fiscal year 2014 ; (vii) by striking 2015 and inserting Fiscal year 2015 ; (viii) by striking 2016 and inserting October 1, 2015, through March 31, 2019 ; (ix) by striking 2017 and inserting April 1, 2019, through March 31, 2020 ; and (x) by striking 2018 and inserting April 1, 2020, . 602. GAO study and report on State reinvestment of savings resulting from increase in adoption assistance (a) Study The Comptroller General of the United States shall study the extent to which States are complying with the requirements of section 473(a)(8) of the Social Security Act relating to the effects of phasing out the AFDC income eligibility requirements for adoption assistance payments under section 473 of the Social Security Act, as enacted by section 402 of the Fostering Connections to Success and Increasing Adoptions Act of 2008 ( Public Law 110–351 ; 122 Stat. 3975) and amended by section 206 of the Preventing Sex Trafficking and Strengthening Families Act ( Public Law 113–183