Article L112-11 of the French Monetary and Financial Code
Payment service providers may not contractually restrict the possibility for a payee to apply charges, offer a discount to the payer or otherwise direct the payer to use a particular payment instrument. The charges applied may not exceed the direct costs incurred by the payee in using that payment instrument. Any stipulation to the contrary is deemed unwritten. During the first quarter of each year, the payment service provider shall…