By Kyle Hall
Published: Jul 28, 2025
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An ACH transfer is an electronic funds transfer (EFT) processed through the Automated Clearing House (ACH) Network. With an ACH transaction, money goes straight from one bank account to another. Using the ACH network also means more security than a traditional wire transfer. ACH payments also have very low fees and are a secure and convenient way to make electronic payments.
The one downside to ACH credit or debit payments is that they are processed in batches. As a result, it may take a day or two for a transaction to process. That's why ACH payments are used for direct deposits, bill payments, business-to-business (B2B) transactions, and government transactions. Anyone making these types of payments benefits from the low fees and high security and isn't worried about them being processed instantly.
During an ACH transfer, the ODFI and the RDFI are the two major parties involved. The Originating Depository Financial Institution (ODFI) represents the bank of origin, while the Receiving Depository Financial Institution (RDFI) represents the receiving bank. The ODFI sends the payment data to the RDFI through the ACH Network. Then, the RDFI receives the payment data and verifies the transaction.
ACH transfers can be either ACH credit or ACH debit. The difference between the two depends on whether the initiator pushes or pulls money from one account to another. ACH credit payments are push payments. They involve the sender pushing funds from their account to another account through the ACH Network. ACH debit transactions are pull payments. They occur when the payee initiates the payment, allowing merchants to pull money from their customers’ accounts.
Unlike wire transfers, which are often processed instantaneously, ACH transfers take much longer. Transfer times vary depending on the bank, with some banks processing ACH payments within 1-2 business days and others taking 3-6 business days. These are referred to as either standard or next-day processing, with standard processing time usually 3-6 business days, while next-day processing is typically 1-2 business days.
The processing time for ACH transfers is influenced by the bank’s ACH schedule and cut-off times. The participating bank is a significant factor in how fast an ACH transfer reaches settlement. Understanding ACH processing times is crucial for businesses that rely on electronic funds transfers.
ACH transfers have advanced to the point where same-day processing may be available. If standard processing doesn't work for you, same-day ACH transfers can accelerate the transfer time, with funds arriving within a few hours on a business day. This has gotten faster over time because NACHA regularly updates its same-day system.
As discussed, ACH transfers are slower than wire transfers, typically taking 1–3 business days to complete. Wire transfers are typically processed within the same day or even within minutes. ACH payments are great for recurring payments. Wire payments are preferable for one-time transactions.
ACH transfers are typically free or have a very low fee, while wire transfers are more expensive. ACH transactions can be processed with an individual transaction fee, usually between $.20-$1.50, or you can pay a flat batch fee, often about $1.00.
Wire transfers operate differently. Every transaction is charged a flat fee. These fees depend on the bank but are typically $25 or more. ACH payment fees are also much lower than credit or debit card processing fees.
ACH transfers are considered more secure because of their stronger verification process and potential for reversal in case of errors. Wire transfers are difficult or impossible to reverse, which makes them riskier if the sender or bank enters incorrect account information.
The ACH network is a digital network that processes electronic payments between banks. This is maintained by an organization called NACHA, or the National Automated Clearing House Association. Their maintenance is a major reason why ACH payments are considered one of the safest payment methods.
The ACH payment process involves payment initiation, payment creation, batching, routing and sorting, processing, settlement, and returns.
Once the initiator makes a transaction request, the bank batches that request with other recent ACH transactions. Banks typically send out batches to a clearinghouse at specific times. Once the clearinghouse receives the batch, they sort the transactions and send them to individual banks.
The ACH network is a cornerstone of the financial industry, enabling fast, seamless transfers of funds. In fact, the ACH network processed nearly 31.5 billion payments in 2023.
Eligibility to make an ACH payment is simple. These transfers require a valid bank account with a participating financial institution. The only thing that would you back from making an ACH transaction is your bank account is not eligible for ACH transactions.
Checking accounts and savings accounts can both support ACH transfers. However, remember that some bank accounts may have specific requirements or restrictions for ACH transactions. You must provide the required documentation and information to set up a bank account for ACH transfers. The bank will verify your account information and ensure it is eligible for ACH transactions.
You can contact your bank or the ACH operator to resolve issues with ACH transfers. They both will have access to your transfer information. Most issues can be prevented by providing accurate payment data and verifying account information.
Due diligence is essential to prevent errors and ensure compliance with ACH regulations. Advanced authentication protocols, such as biometric verification, should be implemented to ensure the security of ACH transactions.
Setting up strategic partnerships can improve ACH payment processing and reduce the risk of errors. What partnerships are best? Collaborations with banks and fintech companies, as well as participation in industry forums, can help you stay ahead of industry developments.
Record-keeping is essential to track ACH transactions and ensure compliance. Automated compliance updates and regular audits should also be used to ensure adherence to Nacha rules and other regulatory requirements.
If your business is looking to accept ACH transactions, PayKings is a great option. We offer payment processing and merchant accounts for all businesses, even those considered high-risk. Learn more about our ACH transaction solutions today!
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Kyle Hall is a fintech entrepreneur, software engineer, and marketing strategist with over a decade of experience in high-risk payment processing and SaaS development. He is the CEO of PayKings, a lea...
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