ACH vs Credit Card Processing for High-Risk Merchants
ACH payment processing for high-risk merchants is an alternative that comes up regularly when card processing is disrupted or unavailable, and it is worth understanding clearly because it solves some problems and not others. ACH payment processing for high-risk businesses operates through a different network than card payments, which means different fees, different restrictions, and different chargeback dynamics.
How ACH Payment Processing for High-Risk Merchants Works
ACH stands for Automated Clearing House. ACH payment processing for high-risk merchants involves pulling funds directly from a customer’s bank account using their routing and account numbers. Funds settle in two to three business days, compared to one to two days for card transactions.
ACH payment processing for high-risk merchants is governed by NACHA operating rules rather than by Visa and Mastercard card network rules. This is the key distinction: the card network category restrictions that cause mainstream processors to decline CBD, supplement, and other high-risk categories do not apply in the same way to ACH payment processing for high-risk businesses.
Where ACH Payment Processing for High-Risk Merchants Has Advantages
ACH payment processing for high-risk merchants offers lower transaction costs than card processing. ACH transactions typically cost a flat fee per transaction rather than a percentage of the gross amount. For high average order values common in supplement and peptide categories, this can significantly reduce processing costs compared to card rates running 4 to 6 percent.
ACH payment processing for high-risk merchants also faces fewer category restrictions. Some product categories that cannot be processed on card networks can be processed via ACH because the NACHA framework has different categorical restrictions. For established subscription businesses billing existing customers, ACH payment processing for high-risk merchants can be a stable billing channel with lower dispute rates than card billing.
Fraud rates on ACH payment processing for high-risk businesses are also typically lower for recurring billing with established customers, because the customer has provided verified bank account information and the billing relationship is pre-established.
Where ACH Payment Processing for High-Risk Merchants Has Limits
ACH payment processing for high-risk merchants is not a complete replacement for card processing. Consumer adoption of ACH checkout in ecommerce is significantly lower than card checkout, and conversion rates drop when card payment is unavailable for new customer acquisition.
Return rates on ACH payment processing for high-risk merchants can be high in certain categories, particularly supplement continuity businesses. Returns can be filed 60 to 90 days after the transaction, creating cash flow complications for businesses that have already fulfilled orders. Unlike card chargebacks, ACH returns do not have a dispute and response process — a return code is issued and the funds are debited, with limited options for the merchant.
Setting Up ACH Alongside Card Processing for High-Risk Businesses
The most effective use of ACH payment processing for high-risk merchants is as a complement to card processing rather than a replacement. A structure that uses card processing for new customer acquisition — where conversion rates depend on card checkout being available — and ACH for recurring billing of established customers captures the cost advantages of ACH payment processing for high-risk businesses on the recurring revenue where it is most effective, while maintaining card checkout where it matters most for acquisition.
Setting up this structure requires a payment gateway that supports both card and ACH processing with the ability to route individual transactions to the appropriate payment method. Most gateways used in high-risk ecommerce support this dual-channel configuration.
CERF provides guidance on structuring the right payment mix for each high-risk category, including when ACH payment processing for high-risk businesses should complement card processing through our ecommerce merchant accounts.