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.

Related Terms

  • On-Us Entry

    Occurs when both the receiver and originator of a transaction have depository accounts at the same depository financial institution.

    Learn More

  • WEB (Internet Initiated Entries)

    A standard entry class code that enables an originator to debit a consumer’s account pursuant to an authorization obtained from the receiver via the internet.

    Learn More