Such payment shall be in the amount that would be paid under section 6431(b) of the Internal Revenue Code of 1986 for a single taxpayer with no qualifying children. (2) Income supplement amount payments Subject to subsection (c), the Secretary of the Treasury shall disburse income supplement amount payments to each individual who, as of the date of the enactment of this Act, is an eligible individual. The total of such payments to each such individual shall equal the amount defined in 6431(c)(1)(B)(ii) for a single taxpayer with no qualifying children. (b) Eligible individual (1) In general For purposes of subsection (a), an eligible individual is an individual who, for the last month that ends prior to the date of enactment of this Act— (A) is entitled to a social security insurance benefit described in paragraph (2)