AAP

An accredited ACH professional certified by the National Automated Clearing House Association (NACHA).

Related Terms

  • 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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  • Issuer

    An issuer is the organization that issues a credit or debit card.

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