IV–D paternity establishment percentage
(2) For purposes of this section— (A) the term “IV–D paternity establishment percentage” means, with respect to a State for a fiscal year, the ratio (expressed as a percentage) that the total number of children— (i) who have been born out of wedlock, (ii) (I) except as provided in the last sentence of this paragraph, with respect to whom assistance is being provided under the State program funded under part A in the fiscal year or, at the option of the State, as of the end of such year, or (II) with respect to whom services are being provided under the State’s plan approved under this part in the fiscal year or, at the option of the State, as of the end of such year pursuant to an application submitted under section 654(4)(A)(ii) of this title , and (iii) the paternity of whom has been established or acknowledged, bears to the total number of children born out of wedlock and (except as provided in such last sentence) with respect to whom assistance was being provided under the State program funded under part A as of the end of the preceding fiscal year or with respect to whom services were being provided under the State’s plan approved under this part as of the end of the preceding fiscal year pursuant to an application submitted under section 654(4)(A)(ii) of this title ; (B) the term “statewide paternity establishment percentage” means, with respect to a State for a fiscal year, the ratio (expressed as a percentage) that the total number of minor children— (i) who have been born out of wedlock, and (ii) the paternity of whom has been established or acknowledged during the fiscal year, bears to the total number of children born out of wedlock during the preceding fiscal year; and (C) the term “reliable data” means the most recent data available which are found by the Secretary to be reliable for purposes of this section. For purposes of subparagraphs (A) and (B), the total number of children shall not include any child with respect to whom assistance is being provided under the State program funded under part A by reason of the death of a parent unless paternity is established for such child or any child with respect to whom an applicant or recipient is found by the State to qualify for a good cause or other exception to cooperation pursuant to section 654(29) of this title .