; plus (ii) the additional number of months the Commissioner of Social Security shall determine necessary to result in the full recovery of the cost to the Federal Old-Age and Survivors Insurance Trust Fund of any parental leave benefit paid to the individual as of the month in which the individual becomes entitled to an old-age insurance benefit. (C) Increase to earliest entitlement age In the case of an individual who makes an election under subparagraph (A), notwithstanding subsection (a) of section 202, no old-age insurance benefit shall be paid to such individual for any month before the first month throughout which the individual has attained age 62 plus the additional number of months determined for the individual under subparagraph (B)(ii). (4) Other recovery methods In any case in which the Commissioner of Social Security determines that the cost to the Federal Old-Age and Survivors Insurance Trust Fund of a parental leave benefit paid to an individual cannot be fully recovered pursuant to paragraph (2) or (3)— (A) such benefit shall be deemed, upon the making of such determination, to be a payment of more than the correct amount for purposes of section 204