Article 18
Activities
Apart from the provision of payment services, payment institutions shall be entitled to engage in the following activities:
the provision of operational and closely related ancillary services such as ensuring the execution of payment transactions, foreign exchange services, safekeeping activities, and the storage and processing of data;
the operation of payment systems, without prejudice to Article 35;
business activities other than the provision of payment services, having regard to applicable Union and national law.
Payment institutions may grant credit relating to payment services as referred to in point (4) or (5) of Annex I only if all of the following conditions are met:
the credit shall be ancillary and granted exclusively in connection with the execution of a payment transaction;
notwithstanding national rules on providing credit by credit cards, the credit granted in connection with a payment and executed in accordance with Article 11(9) and Article 28 shall be repaid within a short period which shall in no case exceed 12 months;
such credit shall not be granted from the funds received or held for the purpose of executing a payment transaction;
the own funds of the payment institution shall at all times and to the satisfaction of the supervisory authorities be appropriate in view of the overall amount of credit granted.