(1) A payment service provider shall not charge a payment service user for the fulfilment of its information obligations or corrective and preventive measures under this Part unless a provision of this Part so permits. Any charges imposed shall be agreed between the payment service user and the payment service provider and shall be appropriate and in line with the payment service provider's actual costs.
(2) If a payment transaction does not involve any currency conversion, the payee shall pay the charges levied by his or her payment service provider, and the payer shall pay the charges levied by his or her payment service provider.
(3) A payment service provider shall not prevent a payee from requesting a payer to pay a charge or from offering a payer a reduction for the use of a particular payment instrument.