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

  • POS (Point-of-Sale)

    A one time debit entry to the account of a receiver where the entry is initiated at an electronic terminal. POS transactions are generally initiated with a...

    Learn More

  • RCK (Re-presented Check)

    An additional presentment of an eligible returned paper check through the ACH network.

    Learn More