(a) If a retailer or third-party processor does not receive or disagrees with the amount of an Electronic Benefit Transfer (EBT) to its bank account, the retailer or third-party processor must contact the retailer management EBT contractor to dispute the reimbursement or lack of reimbursement. (Participant or household-related disputes are resolved as required by §372.1521 of this chapter (relating to Account Balance and Transaction Errors).)(b) A dispute may be initiated for any reason deemed valid by the initiator, including:(1) processing errors, including duplicate processing; or(2) incorrect manual vouchers.(c) A dispute must be initiated with the respondent no later than 90 calendar days after the date the initiator knows or has reason to know of the dispute.