If you run a small business, you already know that payment processing fees eat into your margins. Credit card transactions typically cost 2.9% plus a per-transaction fee — and those costs add up fast when you process thousands of dollars each month.
ACH payment links offer a straightforward alternative. Instead of sending customers to a card checkout, you send them a link that collects bank account details and initiates an ACH debit — usually for a fraction of the cost. For small businesses handling recurring invoices, B2B payments, or subscription billing, ACH payment links can cut processing costs by 60-80%.
This guide covers everything you need to know: how ACH payment links work, what they cost compared to card payments, how to set them up, and practical tips for improving your collection rates.
What Are ACH Payment Links?
An ACH payment link is a URL that directs a customer or client to a hosted checkout page where they can pay directly from their bank account. Instead of entering a credit or debit card number, the payer provides their bank routing number and account number (or authenticates through their bank's online portal) to authorize a direct debit.
ACH stands for Automated Clearing House — the electronic network that processes bank-to-bank transfers in the United States. ACH handles over 30 billion transactions per year, including direct deposits, bill payments, and business-to-business transfers.
When you combine ACH processing with payment links, you get a simple, shareable URL that lets anyone pay you via bank transfer — no paper checks, no card numbers, and significantly lower fees.
How ACH Payment Links Work
The process from the payer's perspective is simple. Here is what happens when someone clicks an ACH payment link:
Click the link. The payer receives the link via email, text message, or invoice and clicks through to a hosted checkout page.
Enter bank details. They enter their bank routing number and account number, or authenticate via Plaid or a similar bank verification service that lets them log in to their bank directly.
Authorize the payment. The payer confirms the amount and authorizes the ACH debit. This creates a NACHA-compliant authorization record.
ACH network processes the debit. The payment enters the ACH network. Funds are typically debited from the payer's account within 1-2 business days.
Settlement. The funds settle into your business bank account, usually within 3-5 business days. Same-day ACH options are available for faster settlement at slightly higher fees.
From your side, you generate the link through your payment processor, attach it to an invoice or message, and track payment status in your dashboard. No manual bank reconciliation required.
ACH vs Credit Card Payment Links: Fees Comparison
The biggest reason small businesses choose ACH payment links is cost. Here is how the fees typically compare:
ACH payment links: 0.5-1.0% per transaction, often capped at $5-$10 per payment. Some providers charge a flat fee of $0.25-$1.50 per transaction instead.
Credit card payment links: 2.6-3.5% plus $0.10-$0.30 per transaction. No cap. International cards and AMEX can push this even higher.
To put this in perspective: on a $5,000 B2B invoice, credit card processing costs $130-$175. ACH processing costs $5-$50 — and if your provider caps fees, it could be as low as $5. Over a year of invoicing, a small business processing $50,000 per month saves $15,000-$18,000 annually by switching recurring and B2B payments from cards to ACH.
The trade-off is settlement speed. Card payments typically settle in 1-2 business days, while standard ACH takes 3-5 business days. Same-day ACH narrows this gap but adds $0.50-$1.50 per transaction. For many small businesses, the fee savings far outweigh the slower settlement, especially for improving cash flow on larger invoices where the percentage-based card fees become significant.
How to Set Up ACH Payment Links
Setting up ACH payment links involves a few steps, though the exact process varies by provider. Here is the general workflow:
1. Choose a payment processor that supports ACH. Not all processors offer ACH through payment links. Confirm that your provider supports ACH debit (not just ACH credit/payout) and that they can generate shareable checkout links. Providers like Stripe, Square, and Helcim all offer ACH payment link capabilities.
2. Verify your business bank account. ACH processing requires verification of your settlement bank account. This usually involves micro-deposits (two small test transfers you confirm) or instant verification through a service like Plaid.
3. Configure your checkout page. Set up the hosted checkout to accept bank account payments. Add your business branding, set the payment amount (fixed or variable), and configure confirmation emails.
4. Generate and distribute links. Create payment links for specific invoices, recurring amounts, or open-ended collection. Share them via email, embed them in invoices, or add them to your website.
5. Set up notifications and reconciliation. Configure alerts for successful payments, failed debits, and returned transactions. Connect your payment processor to your accounting software for automatic reconciliation.
Best ACH Payment Link Providers for Small Business
Several payment processors offer ACH payment links suitable for small businesses. Here are the most common options and what sets them apart:
Stripe charges 0.8% per ACH debit (capped at $5). Stripe Payment Links support ACH as a payment method alongside cards. Stripe also offers instant bank verification through Plaid integration, which reduces failed payments. Best for tech-savvy businesses that want a developer-friendly platform with strong APIs.
Square offers ACH bank transfers at 1% per transaction (minimum $1). Square invoices can include ACH as a payment option. The checkout experience is straightforward and familiar to many consumers. Best for retail and service businesses already using Square for point-of-sale.
Helcim provides ACH processing at 0.5% + $0.25 per transaction (capped at $6). Their payment links and hosted pages support ACH with no monthly fees. Best for small businesses looking for the lowest ACH rates without monthly commitments.
GoCardless specializes in bank-to-bank payments. They charge 1% + $0.25 per transaction (capped at $4) for ACH. Their payment pages are purpose-built for bank payments. Best for subscription and recurring billing businesses.
If your business works with multiple processors or needs to offer ACH alongside card payments across different platforms, Shuttle payment links support ACH collection across multiple payment processors from a single integration — letting you route ACH payments through whichever processor offers the best rates for your volume.
ACH Payment Link Use Cases for Small Businesses
ACH payment links work best in scenarios where the fee savings justify the slightly longer settlement time. Here are the most common use cases:
Invoice payments. Embedding an ACH payment link directly in your invoices lets clients pay with one click instead of mailing a check or calling in a card number. This is especially effective for service businesses, consultants, and freelancers who send regular invoices. If you use QuickBooks for invoicing, adding ACH payment links can significantly reduce your days sales outstanding (DSO).
Subscription and recurring billing. SaaS companies, membership organizations, and subscription services can use ACH payment links for initial enrollment. The customer clicks the link, authorizes recurring debits, and subsequent payments are pulled automatically. ACH has lower involuntary churn than cards because bank accounts do not expire the way credit cards do.
B2B payments. Business-to-business transactions are where ACH payment links deliver the most value. B2B invoices tend to be larger (thousands or tens of thousands of dollars), which means the percentage-based card fees become painful. A $10,000 invoice costs $290+ to process on a credit card but only $5-$10 via ACH.
Rent and property management. Landlords and property managers can send ACH payment links to tenants for monthly rent. The fees are minimal compared to card processing, and tenants are generally comfortable paying rent from their bank accounts.
Donations and dues. Nonprofits, churches, and associations can use ACH payment links for recurring donations and membership dues. Lower fees mean more of each donation goes to the cause rather than to payment processing.
ACH Payment Link Security
Security is a common concern when collecting bank account information. Here is how modern ACH payment links keep transactions secure:
Bank-level encryption. All reputable payment link providers use TLS encryption (the same technology banks use) to protect bank account details in transit. Account numbers are tokenized and never stored in plain text.
Plaid and instant verification. Instead of manually entering routing and account numbers, many ACH payment links now use Plaid or similar services. The customer logs into their bank through a secure widget, which verifies account ownership instantly. This eliminates the risk of incorrect account numbers and reduces fraud.
NACHA rules and consumer protections. ACH transactions are governed by NACHA (the National Automated Clearing House Association). Consumers have the right to dispute unauthorized ACH debits within 60 days. Businesses must maintain proper authorization records for every ACH debit they initiate.
Fraud detection. Payment processors monitor ACH transactions for suspicious patterns, including unusual amounts, high return rates, and mismatched account holder information. Some providers offer additional verification layers like identity matching.
For small businesses, the key takeaway is to use a reputable payment processor with proper encryption, tokenization, and NACHA compliance. Do not collect or store bank account information yourself — always use a hosted checkout page provided by your processor.
Tips for Improving ACH Collection Rates
ACH payment links are only effective if customers actually use them. Here are practical tips to increase your collection rates:
Make the link prominent. Do not bury the payment link at the bottom of a long email. Place it near the top, use a clear button or bold link text, and include the amount due next to it. "Pay $2,500 now" converts better than a generic "click here to pay" buried in a paragraph.
Offer ACH as the default option. If your checkout page shows both ACH and credit card options, make ACH the pre-selected choice. You can highlight the fee savings — many customers are happy to pay via bank transfer when they understand it helps keep your prices lower.
Use instant bank verification. Plaid-based verification is faster and more reliable than micro-deposits. Customers are more likely to complete payment when they can log into their bank and confirm in seconds rather than waiting 2-3 days for micro-deposit verification.
Send reminders before debits. For recurring ACH debits, send a reminder 3-5 days before the scheduled debit date. This gives customers time to ensure sufficient funds are in their account, reducing return rates and NSF fees.
Retry failed payments intelligently. ACH returns (failed debits) are more common than card declines. Set up automatic retries — typically 3-5 days after the initial failure — and send a clear notification to the customer explaining the issue and how to resolve it.
Incentivize ACH payments. Some businesses offer a small discount (1-2%) for customers who pay via ACH instead of credit card. Since your processing costs drop by 2%+, you can pass some of that savings along while still coming out ahead.
Brand your checkout page. A generic, unbranded checkout page looks suspicious when you are asking someone to enter their bank details. Make sure your business name, logo, and contact information are visible on the payment page to build trust.
Frequently Asked Questions
How long does an ACH payment link take to process?
Standard ACH payments take 3-5 business days to settle. Same-day ACH is available through most processors for an additional fee (typically $0.50-$1.50 per transaction) and settles within the same business day if submitted before the cutoff time. The payer usually sees the debit in their bank account within 1-2 business days regardless of when the funds settle to your account.
Are ACH payment links safe for customers?
Yes. ACH payment links from reputable processors use bank-level TLS encryption, tokenized storage, and NACHA-compliant authorization. Consumers have a 60-day window to dispute unauthorized ACH debits. Using Plaid or similar instant verification services adds another layer of security by eliminating the need to manually enter account numbers.
Can I use ACH payment links for recurring payments?
Yes. Most payment processors that support ACH payment links also support recurring ACH debits. The customer authorizes recurring payments through the initial payment link, and subsequent debits are pulled automatically on your billing schedule. ACH is particularly well-suited for recurring billing because bank accounts do not expire the way credit cards do, which reduces involuntary churn.
What happens if an ACH payment is returned?
ACH returns happen when a debit fails — typically due to insufficient funds (R01), account closed (R02), or no account found (R03). Returns are usually reported within 2 business days. Most processors charge a return fee of $2-$5. You should set up automatic retry logic and customer notifications to handle returns efficiently. High return rates (above 3%) can trigger additional scrutiny from your processor.
Do I need a special merchant account for ACH payment links?
Not necessarily. Many modern payment processors — including Stripe, Square, and Helcim — include ACH capability in their standard accounts. You do not need a separate merchant account or a dedicated ACH processor. However, you will need to verify your business bank account and may need to go through additional underwriting for ACH depending on your industry and processing volume.
Getting Started with ACH Payment Links
ACH payment links are one of the simplest ways for small businesses to reduce processing costs and get paid faster than paper checks. The setup is straightforward, the fees are a fraction of credit card processing, and the security infrastructure is mature and well-regulated.
Start by evaluating your current payment mix. If you process significant volume in B2B invoices, recurring billing, or large one-time payments, ACH payment links can deliver immediate savings. For businesses that work across multiple processors or need flexible payment routing, explore how Shuttle can help you offer ACH payment links alongside card payments through a single integration.