Payment Glossary

ACH Operator

ACH operator is the term used to describe the switching mechanism within the settlement network that provides information to the network participants. The ACH operator calculates the settlement totals owed to and by the participating financial institutions based on the effective entry and processing dates of batches of transactions.

Related Terms

  • AAP

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

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  • NACHA (National Automated Clearing House Association – The Electronic Payments Association)

    The national trade association responsible for developing and enforcing ACH rules and guidelines.

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