Chapter 1: To Pass the Fee or Pay the Fee — That Is the Question

Understanding Traditional Pricing, Dual Pricing, Surcharging, and Cash Discounting

By Joe Wilkins | The Merchant Doctor™
Founder, Business Eye Network | Creator, Merchant Services PhD™

Originally published September 1, 2025 | Expanded and updated October 2026

💳 Payments | 🤝 Honesty | 📦 Delivery

Introduction: Why We Begin with Pricing

Before we talk about technology, point-of-sale (POS) systems, software integrations, or card brand initiatives, we must begin with one of the most important issues facing the payments industry today: pricing.

If you’re in the field talking to merchants every day, you already know this.

Pricing isn’t a side conversation. In many cases, it is the conversation.

Who pays for card acceptance — the merchant or the customer — has become one of the most significant questions shaping how businesses approach payment processing.

And it isn’t always an easy question to answer.

Some business owners believe absorbing processing fees is simply part of doing business. Others believe those costs should be passed along to customers who choose to pay with a card.

Still others want a combination of both.

The reality is that each approach has advantages, disadvantages, operational considerations, and compliance requirements.

Yes, card brands continue to introduce and modify fees. Yes, payment technology is evolving. And yes, software is becoming an increasingly important part of the merchant services conversation.

But walk into almost any business and ask the owner what concerns them about accepting payments, and you’re likely to hear some variation of the same question:

“How much am I paying to accept cards, and is there a better way?”

That’s why we begin here.

Because understanding pricing isn’t simply about lowering expenses.

It’s about understanding the financial consequences of each pricing model, communicating those consequences honestly, and implementing a solution that works for both the merchant and the customer.

That’s the foundation of Merchant Services PhD™.

1. A Real-World Example: Two Businesses, Two Different Approaches

Picture two business owners operating similar businesses.

Both process approximately $100,000 per month in card transactions.

Both sell comparable products, operate in competitive markets, and depend on payment acceptance to serve their customers.

But they approach processing fees differently.

Business A: Traditional Pricing

The first merchant operates under a traditional pricing arrangement.

Customers pay the advertised price regardless of whether they use cash or a card.

The merchant absorbs the processing expense.

For simplicity, assume the business pays an effective processing rate of 3%.

Monthly Financial Snapshot	Amount
Card sales	$100,000
Effective processing rate	3.00%
Monthly processing expense	$3,000
Annual processing expense	$36,000

That means the business spends approximately $36,000 annually accepting payments, assuming its volume and effective rate remain consistent.

That’s a substantial operating expense.

Business B: Dual Pricing

Now consider a second merchant using a properly implemented dual-pricing model.

Instead of displaying one price, the business clearly communicates two prices:

A lower price for customers paying cash.
A higher price for customers paying by card.

Customers know the price before making their purchase.

For this illustration, assume the business processes the same $100,000 in monthly card volume, but its net processing expense falls to $2,000 because of its pricing structure and payment mix.

Monthly Financial Snapshot	Amount
Card sales	$100,000
Net monthly processing expense	$2,000
Annual net processing expense	$24,000
Annual savings versus Business A	$12,000

That’s a potential $12,000 annual difference between two similarly sized businesses.

To put that into perspective, $12,000 could help fund equipment upgrades, employee benefits, advertising, repairs, or other investments.

And that’s why pricing matters.

An Important Distinction

These figures are illustrative, not a guarantee that dual pricing automatically saves a merchant $12,000 annually.

Actual savings depend on several factors, including:

The percentage of customers paying cash versus card.
The difference between the posted cash and card prices.
Processing costs, including debit acceptance.
Customer purchasing behavior.
Whether advertised prices affect sales volume.
The cost of implementing and maintaining the program.

A responsible payments professional should analyze these variables before promising savings.

The goal isn’t simply to shift expenses. It’s to understand the total financial impact on the business.

2. Traditional Pricing: The Merchant Pays the Fee

Traditional pricing is the model most merchants already understand.

The business advertises a price, and the customer pays that price regardless of payment method.

The merchant pays the processing expenses associated with accepting cards.

There are several common variations of traditional pricing.

Interchange-Plus Pricing

Under interchange-plus pricing, the merchant pays the underlying interchange and network-related costs, plus an additional processor markup.

For example:

Interchange and assessments: 1.80%
Processor markup: 0.30%
Illustrative combined rate: 2.10%

On a $100 transaction, that would represent approximately $2.10 before any additional per-transaction or account fees.

The benefit is that the merchant can generally see how the processing costs are structured.

However, interchange varies by card type, transaction characteristics, and other factors.

Flat-Rate Pricing

Flat-rate pricing simplifies the calculation.

A processor might charge a published rate such as 2.60% plus $0.10 per transaction.

For a $100 transaction:

Component	Amount
Percentage fee (2.60%)	$2.60
Transaction fee	$0.10
Total processing cost	$2.70

The advantage is predictability.

The disadvantage is that merchants with lower underlying interchange costs may pay more than they would under a competitive interchange-plus arrangement.

Tiered or Bundled Pricing

Tiered pricing groups transactions into categories such as qualified, mid-qualified, and non-qualified.

The processor determines which transactions fall into each category based on its pricing structure.

This can make processing expenses more difficult to evaluate because different card types and transaction characteristics may produce different rates.

Why Merchants Stay with Traditional Pricing

There are several legitimate reasons.

Customer experience: Customers pay the advertised price without needing to consider different payment amounts.

Competitive positioning: A business may believe that not charging different prices creates a better customer experience.

Operational simplicity: Employees don’t have to explain payment-related price differences.

Familiarity: Many merchants have used traditional pricing for years and prefer to maintain what they know.

And there’s nothing inherently wrong with that decision.

In fact, traditional pricing may be the best choice for certain businesses.

Understanding the True Effective Rate

One of the most important concepts in merchant services is the effective rate.

A merchant may be told that their processing rate is 2.30%, but that number doesn’t necessarily represent the total cost of accepting payments.

To calculate an effective rate, divide the applicable processing expenses by the corresponding card sales volume.

Effective Rate = Total Processing Expenses ÷ Total Card Sales × 100

For example:

Expense	Monthly Cost
Interchange and assessments	$1,800
Processor markup	$350
Transaction and batch fees	$75
PCI and account fees	$45
Total processing expenses	$2,270

If the merchant processed $80,000 in card sales:

$2,270 ÷ $80,000 × 100 = 2.84% effective rate

That is meaningfully different from a quoted markup or headline percentage.

Equipment rentals and other payment-related costs should also be considered when evaluating the total cost of ownership, even when those expenses are reported separately from the processing effective rate.

Merchant Doctor’s Perspective

Before recommending a pricing change, I want to understand what the merchant is actually paying.

Not what the salesperson quoted.

Not what appears on the first page of the statement.

What the merchant is actually paying when everything is considered.

Because you cannot accurately diagnose a pricing problem without first understanding the numbers.

3. Dual Pricing: Two Transparent Prices

Dual pricing is exactly what it sounds like.

The merchant displays two prices for the same product or service:

One for cash.

One for card.

Most consumers have encountered a version of this at a gas station.

A sign might advertise:

Payment Method	Price
Cash	$3.49 per gallon
Card	$3.59 per gallon

The customer knows the price before making a purchasing decision.

That same concept can be applied in other retail and service environments.

Example: A Restaurant Menu

Consider a restaurant selling a hamburger.

Payment Method	Price
Cash	$12.00
Card	$12.42

Both prices are clearly displayed on the menu.

A customer paying cash pays $12.00 before tax.

A customer paying by card pays $12.42 before tax.

The customer doesn’t need to calculate a percentage.

The employee doesn’t need to explain an unexpected fee.

The pricing decision is communicated before checkout.

Where Dual Pricing Goes Wrong

One of the biggest problems in the industry is that some businesses are told they’re implementing dual pricing when their systems are actually adding a fee at checkout.

Imagine a restaurant displaying a hamburger for $12.00.

The customer orders the hamburger, receives the bill, and discovers an additional 3.5% card-processing charge.

That is not the same presentation as clearly advertising two prices.

Depending on the circumstances, that additional charge may constitute a surcharge and become subject to surcharge restrictions.

Calling a program “dual pricing” does not automatically make it compliant.

The way prices are advertised, calculated, displayed, and processed matters.

Why Proper Dual Pricing Can Be Effective

1. Transparency

Customers can see both prices before purchasing.

2. Less confusion at checkout

Employees don’t need to explain why an unexpected charge appeared on the receipt.

3. Reduced mental calculations

Customers don’t have to calculate percentages to understand what they’re paying.

4. Consumer choice

Customers can decide which payment method works best for them.

5. Greater pricing flexibility

Merchants can account for payment acceptance costs while maintaining a lower cash price.

The Psychology of Pricing

Here’s something I’ve observed over the years.

Not everyone calculates percentages accurately in their head, especially when they’re making a quick purchasing decision.

And even people who are good at math occasionally make mistakes.

I’ve taken business math in college and performed very well, but I’ll be the first to admit I’ve made mistakes doing quick calculations.

If you’ve ever calculated a tip or sales tax in your head, you probably understand.

That’s one reason restaurants frequently print suggested tip amounts directly on receipts.

They make the calculation easier.

The same principle applies to payment pricing.

Suppose a customer sees a $10 purchase with an additional 3.5% charge.

The actual fee is $0.35.

But someone unfamiliar with percentages might misunderstand the amount or simply become frustrated that the total changed.

Now compare that with two clearly posted prices:

Cash: $10.00 | Card: $10.35

No calculations.

No surprises.

The customer knows exactly what they’re paying.

That level of clarity is one of the strongest arguments for properly implemented dual pricing.

A Compliance Consideration

Dual pricing is not automatically compliant simply because two prices appear somewhere in the business.

The merchant must consider applicable state laws, card-brand requirements, the way debit cards are treated, and the actual point-of-sale configuration.

A program that looks correct on a sign but calculates transactions incorrectly can still create compliance problems.

That’s why the implementation matters just as much as the pricing concept.

4. Surcharging: Adding a Fee to Credit Card Transactions

Surcharging is one of the most misunderstood subjects in merchant services.

Unlike traditional pricing, where the merchant absorbs processing expenses, surcharging allows a merchant to add a qualifying fee to certain credit card transactions, subject to applicable rules.

The modern U.S. card-brand framework for surcharging developed substantially following merchant litigation involving Visa, Mastercard, and major financial institutions.

The Dodd-Frank Act and Durbin Amendment also reshaped the payments industry, particularly with respect to debit card regulation, but they should not be confused with the origin of the major credit card surcharge rule changes.

How Surcharging Works

Suppose a merchant sells a service for $100.

The merchant applies a permissible 3% credit card surcharge.

Component	Amount
Service price	$100.00
Credit card surcharge (3%)	$3.00
Total before applicable taxes	$103.00

The merchant collects an additional $3.00 from the customer.

However, the merchant still incurs processing costs, potentially including fees calculated on the total card transaction.

The surcharge may offset some or all eligible credit acceptance expenses, but it does not automatically eliminate every processing expense.

Credit Cards Versus Debit Cards

This is where many merchants and even some payments professionals get into trouble.

Under Visa and Mastercard’s U.S. network rules, surcharging is permitted only on qualifying credit card transactions, not debit or prepaid card transactions.

That distinction remains important even when a customer chooses the “credit” option while using a debit card.

A debit card does not become a credit card simply because the transaction is processed without a PIN.

Understanding Surcharge Limits

Visa’s U.S. surcharge cap is generally the lower of the merchant’s applicable credit acceptance cost or 3%.

Mastercard publishes a maximum surcharge cap of 4%, but its rules also limit the surcharge based on the merchant’s applicable cost of credit acceptance.

These are not automatic percentages that every merchant is entitled to charge.

For example, if a merchant’s applicable credit acceptance cost is 2.50%, a 3% surcharge may exceed the permitted amount.

Other card-brand restrictions, applicable laws, and processor requirements must also be considered.

Why Surcharging Can Be Complicated

Merchants need to understand:

Which transactions are eligible.
How credit and debit cards are identified.
What disclosures are required.
Whether advance notification is necessary.
How the surcharge appears on receipts.
What limits apply under card-brand rules.
Whether state laws impose additional restrictions.

Mastercard, for example, requires qualifying merchants to provide advance notice to Mastercard and their acquirer before beginning a surcharge program.

The Unintended Consequence

Here’s something that doesn’t always receive enough attention.

When customers encounter a credit card surcharge, some choose to pay with debit instead.

That can reduce surcharge revenue while leaving the merchant responsible for debit processing expenses.

In some situations, the merchant may collect less in surcharges than anticipated.

The program may still provide value, but the financial outcome depends on actual payment behavior.

When Surcharging May Make Sense

Surcharging may be worth evaluating for businesses that:

Send invoices for large transactions.
Have relatively low debit card usage.
Serve commercial customers.
Have payment systems capable of properly distinguishing eligible credit transactions.
Operate where the program is permitted and practical.

But surcharging is not necessarily the best answer for every business.

The fact that a merchant can legally implement a surcharge does not automatically mean that the merchant should.

5. Cash Discounting: Rewarding Customers for Paying Cash

Cash discounting approaches the pricing conversation from a different direction.

Instead of emphasizing an additional charge, the merchant offers a lower price when the customer pays with cash.

The concept is simple:

“This is our regular price. If you pay cash, you receive a discount.”

Example: A $50 Purchase

Suppose a business advertises a regular card price of $50.00 and offers a 3% cash discount.

Payment Method	Amount
Regular/card price	$50.00
Cash discount (3%)	−$1.50
Cash price	$48.50

The customer paying cash saves $1.50.

The customer paying by card pays the posted $50.00 price.

The difference is communicated as a discount from the regular price rather than an additional charge imposed at checkout.

Why Merchants Like Cash Discounting

Customers feel rewarded.

Many consumers respond more positively to receiving a discount than to being charged an additional fee.

It can encourage cash transactions.

Businesses with significant cash-paying customer bases may find the incentive effective.

The concept is easy to understand.

Most customers already understand sales, promotions, and discounts.

But There’s a Catch

Not every program marketed as “cash discounting” is actually structured as a genuine discount.

Some programs advertise a lower price and then add a non-cash adjustment or service fee when a customer pays by card.

Simply labeling the charge a cash discount does not necessarily change its treatment under card-brand rules.

For a genuine cash discount, the regular card price must be properly established and displayed, and the cash customer receives an actual reduction from that price.

Dual Pricing Versus Cash Discounting

The two concepts are closely related, but they describe different aspects of pricing.

Dual pricing focuses on displaying both the cash and card prices.

Cash discounting focuses on reducing the regular price when the customer pays cash.

A merchant can use both concepts together by displaying the regular card price and the discounted cash price.

In either case, transparency is essential.

6. Comparing the Four Pricing Models

Now that we’ve examined each model individually, let’s compare them side by side.

Pricing Model	Who Generally Bears the Cost?	Customer Experience	Key Consideration
Traditional pricing	Merchant	One advertised price	Merchant absorbs processing expenses
Dual pricing	Shared through the pricing structure	Two clearly displayed prices	Accurate pricing and POS configuration
Credit card surcharging	Eligible credit card customer offsets permitted costs	Additional qualifying credit charge	Debit restrictions, surcharge caps, disclosures
Cash discounting	Card price remains regular price; cash customer receives a discount	Savings for paying cash	Genuine discount versus disguised surcharge

Which Model Is Best?

There isn’t one universal answer.

A high-end restaurant may prefer traditional pricing because management believes a single-price experience fits its brand.

A convenience store with substantial cash traffic may find dual pricing attractive.

A professional services business sending large invoices may consider compliant credit card surcharging.

A neighborhood business may prefer advertising a regular price with a cash discount.

Each approach should be evaluated based on the merchant’s actual circumstances.

Five Questions Every Merchant Should Ask

1. What am I actually paying today?

Review the complete merchant statement and calculate the effective rate.

2. What percentage of my transactions are debit versus credit?

This matters because different payment types carry different costs and surcharge restrictions.

3. How will customers react to the pricing change?

A program that saves processing expenses but causes customers to leave may not be a good business decision.

4. Can my POS system support the program correctly?

The system needs to calculate, display, and report prices accurately.

5. Is the program compliant in my state and with the applicable card brands?

Never assume that a program is compliant simply because a processor or salesperson offers it.

7. A Closer Look at New York’s Credit Card Pricing Requirements

New York provides an important example of why understanding state-specific pricing rules matters.

Effective February 11, 2024, New York updated General Business Law § 518 to strengthen transparency requirements surrounding credit card surcharges.

The law requires businesses imposing credit card surcharges to clearly and conspicuously disclose the total credit card price, including the surcharge, before the transaction.

It also expressly permits a two-tier pricing structure displaying the credit card price alongside the cash price.

Example: Restaurant Menu Pricing

Consider a restaurant advertising a sandwich.

Transparent two-price presentation:

Cash price: $15.00
Credit card price: $15.45

Both prices are displayed before the customer orders.

Now consider a restaurant displaying only $15.00 and adding a 3% credit card fee at checkout without displaying the higher total price beforehand.

That presentation can violate New York’s requirements.

A general sign announcing that credit card fees apply does not substitute for displaying the required total credit card price.

Why This Matters

Merchants should not assume that putting a notice near the register satisfies every pricing disclosure requirement.

They must understand what customers see before the purchase and how the final transaction is calculated.

For businesses operating in New York, compliance is not simply a matter of choosing the right percentage.

It’s also about displaying the right price at the right time.

And remember: state law and card-brand rules are separate obligations. A pricing arrangement must satisfy all applicable requirements.

8. The Hidden Costs of Choosing the Wrong Pricing Program

When discussing payment pricing, most conversations focus on processing savings.

But there are additional costs worth considering.

Customer Frustration

Unexpected charges can create dissatisfaction.

Customers may feel misled when the amount they pay differs from the price they believed was advertised.

Employee Confusion

Poorly configured systems can force employees to explain complicated fees.

That creates additional work and can lead to inconsistent explanations.

Accounting and Reporting Problems

Incorrect pricing configurations may complicate reconciliation, tax reporting, refunds, and other operational processes.

Compliance Exposure

Improper surcharging or misleading price displays can create regulatory and card-brand compliance risks.

Reputational Damage

Perhaps the most overlooked cost is customer trust.

A business may save money on processing expenses but lose goodwill if customers believe pricing practices are deceptive.

The lowest processing expense does not always produce the best business outcome.

That’s why the pricing conversation must include more than percentages.

9. Frequently Asked Questions

Is dual pricing legal?

Dual pricing can be lawful when properly structured and implemented, but merchants must comply with applicable state laws, network requirements, and consumer disclosure rules.

Displaying two prices alone does not guarantee compliance.

Can a business surcharge a debit card?

Under Visa and Mastercard’s U.S. rules, merchants cannot impose credit card surcharges on debit or prepaid card transactions.

This remains true even when a debit card transaction is processed using the credit option.

Is a 3% surcharge always allowed?

No.

Visa’s U.S. cap is generally the lesser of the merchant’s applicable credit acceptance cost or 3%.

Mastercard’s published maximum is 4%, but the merchant’s applicable credit acceptance costs and other rules may require a lower surcharge.

State laws may impose additional restrictions. NYS is one of the states that you CAN NOT SURCHARGE.

Is dual pricing the same as surcharging?

Not necessarily.

Proper dual pricing presents both payment prices upfront.

Surcharging involves adding a qualifying charge to certain credit card transactions.

The actual pricing structure and implementation determine which rules apply, not merely the name used by the provider.

Is cash discounting the same as dual pricing?

They are related, but not identical concepts.

Cash discounting offers a reduction from the regular price.

Dual pricing communicates both the cash and card prices.

A merchant may implement a genuine cash discount through a transparent two-price presentation.

Can a merchant eliminate all processing fees?

Not necessarily.

Some programs can significantly reduce a merchant’s net processing expenses, but costs may remain for debit transactions, monthly services, equipment, software, and other payment-related services.

Merchants should be cautious about claims of completely free processing.

Does dual pricing guarantee increased profits?

No.

A merchant’s actual financial results depend on pricing, processing expenses, transaction volume, customer behavior, and implementation costs.

Any projected savings should be supported by a realistic financial analysis.

What is the most transparent pricing model?

Transparency is not exclusive to one pricing model.

Traditional pricing, dual pricing, surcharging, and cash discounting can all be communicated clearly when properly structured.

The important question is whether customers understand the amount they’ll pay before making a purchasing decision.

Should every merchant switch to dual pricing?

Absolutely not.

The right pricing structure depends on the business, its customers, its competitive environment, and its operational needs.

A responsible payments professional should be willing to recommend staying with an existing pricing structure when the facts support that decision.

10. The Merchant Doctor™ Approach: Diagnose Before You Prescribe

One of the biggest mistakes in merchant services is recommending a pricing program before understanding the merchant.

A salesperson may walk into a business and immediately promote a particular program because it’s the product they’re trained to sell.

But that approach misses the bigger picture.

Before recommending a pricing change, I believe we should understand the business itself.

What does it sell?

Who are its customers?

How much does it process?

How much of its volume comes from debit cards?

What technology is it using?

How does it currently display prices?

What are its actual processing expenses?

And perhaps most importantly:

What is the merchant trying to accomplish?

Some merchants want to reduce expenses.

Others want a simpler checkout experience.

Some want better reporting.

Others are primarily concerned about customer satisfaction.

The right recommendation begins with understanding those priorities.

That’s the philosophy behind the Merchant Doctor™ approach.

Diagnose first. Prescribe second.

Sometimes the diagnosis leads to dual pricing.

Sometimes it leads to traditional interchange-plus pricing.

Sometimes it means improving an existing system without changing the merchant’s pricing model at all.

The objective should never be to sell a particular program simply because it exists.

The objective should be to solve the merchant’s problem.

11. Final Thoughts: Why Pricing Is the Foundation

Pricing is not just another issue in payments.

It’s one of the most important decisions a merchant makes about accepting electronic payments.

Traditional pricing, dual pricing, surcharging, and cash discounting are fundamental concepts that every merchant, independent sales organization (ISO), processor, and payments professional should understand.

And the responsibility doesn’t stop at understanding the terminology.

We must understand how these programs operate in the real world.

How they’re configured.

How they’re presented to customers.

How they affect profitability.

And whether they comply with applicable requirements.

When everyone follows the rules, the playing field becomes more level.

Merchants can compete fairly.

Customers can make informed decisions.

And payments professionals can build trust instead of confusion.

In a highly competitive industry where every basis point matters, clarity and fairness aren’t optional.

They’re the foundation.

That’s why pricing is the first chapter of Merchant Services PhD™.

Because if you get pricing wrong, everything that follows becomes more difficult.

And here’s the truth:

If you can’t get pricing right, you can’t possibly deliver honesty.

If you’re promoting a program that isn’t compliant, isn’t transparent, or isn’t properly explained, then you’re not providing the merchant with the information they need to make an informed decision.

And if you’re not being honest, you can’t truly deliver.

That’s why this chapter comes first.

Because Payments isn’t just about math.

It’s about integrity.

The foundation of your pricing strategy determines whether you can build a business based on Honesty and Delivery.

If you don’t get this right, the other two pillars collapse before they even begin.

And you can’t earn your Merchant Services PhD™.

💳 Payments | 🤝 Honesty | 📦 Delivery

Merchant Services PhD™ is an educational initiative created by Joe Wilkins, founder of Business Eye Network and creator of The Merchant Doctor™. Its purpose is to help merchants, payments professionals, and business owners better understand the payments industry through education, transparency, and practical experience.

Educational and compliance notice: This article discusses U.S. payment acceptance practices and is not legal or tax advice. Card-brand rules, processor requirements, and applicable state laws can change. Merchants should verify current requirements with their acquiring institution and qualified advisers before implementing a pricing program.