ACH
PaymentsAutomated Clearing House
Definition
The Automated Clearing House (ACH) is the main batch payment network in the United States, used for payroll, tax refunds, bill pay, and B2B payments. ACH transactions are governed by NACHA Operating Rules and processed by the Federal Reserve (FedACH) and The Clearing House (EPN). Standard ACH settles in 1–2 business days; Same Day ACH allows same-day settlement up to $1 million. Many US open banking and pay-by-bank flows use ACH for account-to-account transfers.
Related Terms
Frequently Asked Questions
What is Automated Clearing House?
The Automated Clearing House (ACH) is the main batch payment network in the United States, used for payroll, tax refunds, bill pay, and B2B payments. ACH transactions are governed by NACHA Operating Rules and processed by the Federal Reserve (FedACH) and The Clearing House (EPN). Standard ACH settles in 1–2 business days; Same Day ACH allows same-day settlement up to $1 million. Many US open banking and pay-by-bank flows use ACH for account-to-account transfers.
What does ACH stand for in Open Banking?
ACH stands for Automated Clearing House. It is a fundamental concept in Open Banking and PSD2 regulations. The Automated Clearing House (ACH) is the main batch payment network in the United States, used for payroll, tax refunds, bill pay, and B2B payments. ACH transactions are governed by NACHA Operating Rules and processed by the Federal Reserve (FedACH) and The Clearing House (EPN). Standard ACH settles in 1–2 business days; Same Day ACH allows same-day settlement up to $1 million. Many US open banking and pay-by-bank flows use ACH for account-to-account transfers.
How does ACH relate to Open Banking?
Automated Clearing House is a key concept in the Open Banking ecosystem, falling under the Payments category. The Automated Clearing House (ACH) is the main batch payment network in the United States, used for payroll, tax refunds, bill pay, and B2B payments. ACH transactions are governed by NACHA Operating Rules and processed by the Federal Reserve (FedACH) and The Clearing House (EPN). Standard ACH settles in 1–2 business days; Same Day ACH allows same-day settlement up to $1 million. Many US open banking and pay-by-bank flows use ACH for account-to-account transfers.
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