Interchange Rates Explained: How They Are Set and Why

Interchange rates are the wholesale fees the card networks set and pay to the bank that issued your customer's card. They're published, identical for every processor, and not negotiable by anyone. What varies between providers is the markup on top, which is why interchange is the one part of your bill you can check rather than haggle over.

There's a wrinkle in that sentence, and Visa itself points it out.

Technically, You Don't Pay Interchange#

Visa's published schedule opens with a distinction most guides skip: "Merchants do not pay interchange reimbursement fees; merchants pay 'merchant discount' to their financial institution. This is an important distinction, because merchants buy a variety of processing services from financial institutions; all these services may be included in their merchant discount rate" (Visa, 18 April 2026).

Interchange moves between banks. Your acquirer pays it to the issuer, then recovers it from you inside the merchant discount, along with everything else it charges. So when someone quotes you "interchange," what reaches your statement is that fee plus network assessments plus the processor's margin.

This isn't pedantry. It's why comparing quoted rates is useless and comparing effective rate works, and it's why an interchange plus bill can be reconciled while a flat rate can't.

The Same Card Has Dozens of Prices#

There is no single interchange rate for a Visa card. There are hundreds of rate categories, and which one your sale lands in depends on how the sale happened.

From Visa's published US schedule, all for a consumer check card from an exempt issuer:

Same card, same customer. A $60 grocery sale costs 30 cents. The same $60 keyed in over the phone costs about $1.14. That's roughly four times more, decided entirely by acceptance method. We went through why in card present versus card not present.

The spread is wider still on commercial cards. Visa's published business categories run from Commercial Product 3 at 1.75% + $0.10 up to Business Non-Qualified at 3.15% + $0.20.

Regulated Debit Changes the Math Entirely#

For debit cards from large issuers, the rate isn't set by Visa at all. The Federal Reserve caps it under Regulation II at $0.21 plus 0.05 percent of the transaction, plus a $0.01 fraud-prevention adjustment for eligible issuers (Federal Reserve).

That cap applies to issuers with $10 billion or more in assets. In Visa's schedule those rows read "0.05% + $0.21" across every category, regardless of channel.

The consequence is worth sitting with. On a regulated debit card, a card-present retail sale and a keyed phone order cost the same. On an exempt card from a smaller issuer, the same two sales differ by more than double. Your effective rate therefore moves with which banks your customers use, and you have no control over that at all.

Where the Money Actually Goes#

Three parties take a cut and only one is negotiable.

The issuing bank takes interchange. Published, set by the network, fixed.

The network takes assessments. The Federal Reserve reported the average network fee per debit transaction at $0.129 in 2023, up from $0.125 in 2021 and $0.098 in 2011 (Federal Reserve, 2025). Also fixed.

Your processor takes the markup. This is the entire negotiation.

One trend worth knowing: in 2023 acquirers and merchants paid 64.9% of network fees, up from 63.9% in 2021 and 44.3% in 2009. The network's cut has been shifting steadily onto the merchant side for over a decade.

What Actually Moves Your Rate#

Rate categories aren't arbitrary. Each one prices a risk, and most of what determines yours is set at account level rather than per sale.

• Your MCC. Assigned by your acquirer, not chosen by you, and it decides which category tables even apply. Supermarket, restaurant, utility, and charity all have their own. Our MCC directory covers the codes, and what an MCC is covers how assignment works.
• Acceptance method. Dipped or tapped beats keyed, every time.
• Transaction data. Passing the extra fields on a commercial card qualifies you for better categories, which is the whole point of Level 2 and Level 3 processing.
• Authorization timing. Settling late or altering an amount after authorization can downgrade an otherwise qualified sale.
• Card type. Rewards and commercial cards cost more than basic consumer cards. You can't control your customer's wallet.

That list is also the honest answer to "how do I lower my interchange." You mostly don't. You qualify for better categories and you negotiate the markup.

Beware Anyone Selling You a Lower Interchange#

Interchange is identical at every processor. A provider claiming they'll get you cheaper interchange is either describing category qualification, which is real and worth having, or describing something that doesn't exist.

Two things you can genuinely change:

Fix qualification problems. Correct MCC, full transaction data, chip and contactless in person, address and card verification on card-absent sales. These move sales into cheaper published categories.

Negotiate the markup, in basis points and cents, on a real statement. Our guide to reading your processing statement shows where the markup hides.

Be especially careful with tiered pricing, where the processor defines qualified, mid-qualified, and non-qualified itself. Those tiers aren't published by any network, so there's nothing to check them against.

Rates Change Twice a Year#

Visa's schedule carries an effective date and gets revised on a published cycle, typically in April and October. The edition quoted here is 18 April 2026.

If your effective rate moved and nothing about your business changed, a schedule update is one explanation. A shift in your customers' card mix is a more common one. Either way it should be visible on your statement rather than something you discover in your bank balance.

For current figures by category, our US interchange rates table lays them out by network, and Visa's own PDF above is the authoritative source.