An individual shall be deemed to be under a disability for purposes of paragraph (1)(B)(ii) if such individual is eligible for supplemental security income benefits under subchapter XVI, or State supplementary payments of the type referred to in section 1382e(a) of this title (or payments of the type described in section 212(a) of Public Law 93–66 ) which are paid by the Commissioner of Social Security under an agreement referred to in such section 1382e(a) of this title (or in section 212(b) of Public Law 93–66 ), for the month for which all requirements of paragraph (1) for entitlement to benefits under this subsection (other than being under a disability) are met.