In Australia, the merchant surcharges are allowed, but not more than the cost to the business, with the regulator (ACCC) paying a lot of attention to that. Mos

In Australia, the merchant surcharges are allowed, but not more than the cost to the business, with the regulator (ACCC) paying a lot of attention to that. Most small operators will have a 1-2% surcharge for credit cards and Amex sometimes either not accepted or higher. https://www.accc.gov.au/consumers/prices-surcharges-receipts/credit-debit-prepaid-card-surcharges https://www.accc.gov.au/consumers/prices-surcharges-receipts...