; and (2) includes any provision of the Social Security Act that authorizes a benefit to be furnished. (f) Effective date (1) In general Subsection (a) shall apply to determinations (including redeterminations) of eligibility made on or after the date that is 1 year after the date of the enactment of this Act. (2) Transition rule In no case shall an individual remain eligible for a Federal assistance benefit after the date that is 2 years after the date of the enactment of this Act without satisfying the citizenship requirement of subsection (b)(1).