payment error rate
(2) Error rate definitions As used in this section— (A) the term “payment error rate” means the sum of the point estimates of an overpayment error rate and an underpayment error rate determined by the Secretary from data collected in a probability sample of participating households; (B) the term “overpayment error rate” means the percentage of the value of all allotments issued in a fiscal year by a State agency that are either— (i) issued to households that fail to meet basic program eligibility requirements; or (ii) overissued to eligible households; and (C) the term “underpayment error rate” means the ratio of the value of allotments underissued to recipient households to the total value of allotments issued in a fiscal year by a State agency.