Surcharging means adding a fee at the point of sale for paying by card. Cash-discount means listing the higher price and discounting for non-card payment. Card-network rules require notice to the network and clear disclosure; state law varies and changes.
| Feature | Vendor | Cash-discount | Card surcharge |
|---|---|---|---|
| Square | Yes | Partial | |
| Helcim | Partial | Yes | |
| Clover | Yes | Partial | |
| Stripe | Partial | Partial | |
| PayPal | No | No | |
| Authorize.net | Partial | Partial |