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ACK (ACH Payment Acknowledgement)
An ACK entry is an acknowledgement by the receiving depository financial institution (RDFI) confirming the receipt of a corporate credit or debit (CCD) credit entry.
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Existing Relationship
There is an existing relationship between an originator and a receiver when there is either a written agreement in place or when the receiver has purchased goods or services from the receiver within the past two year.
Related Terms
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RDFI (Receiving Depository Financial Institutions)
A financial institution qualified by the National Automated Clearing House Association (NACHA) to receive ACH transactions.
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