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

  • FOIA (Freedom of Information Act)

    The Freedom of Information Act provides either full or partial disclosure of unreleased information that is controlled by the U.S. government.

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  • Payment Gateway

    A payment gateway is an application service provider that authorizes credit card and electronic check payments for businesses. A payment gateway facilitates the transfer of information between...

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