(a) by way of derogation from Articles 51, 52 and 56, the payment service provider shall provide the payer only with information on the main characteristics of the payment service, including the way in which the payment instrument can be used, liability, charges levied and other material information needed to take an informed decision as well as an indication of where any other information and conditions specified in Article 52 are made available in an easily accessible manner;
(b) it may be agreed that, by way of derogation from Article 54, the payment service provider is not required to propose changes to the conditions of the framework contract in the same way as provided for in Article 51(1);
(c) it may be agreed that, by way of derogation from Articles 57 and 58, after the execution of a payment transaction:
(i) the payment service provider provides or makes available only a reference enabling the payment service user to identify the payment transaction, the amount of the payment transaction, any charges and/or, in the case of several payment transactions of the same kind made to the same payee, information on the total amount and charges for those payment transactions;
(ii) the payment service provider is not required to provide or make available information referred to in point (i) if the payment instrument is used anonymously or if the payment service provider is not otherwise technically in a position to provide it. However, the payment service provider shall provide the payer with a possibility to verify the amount of funds stored.
2. For national payment transactions, Member States or their competent authorities may reduce or double the amounts referred to in paragraph 1. For prepaid payment instruments, Member States may increase those amounts up to EUR 500.