1. Directives 86/635/EEC and 2013/34/EU, and Regulation (EC) No 1606/2002 of the European Parliament and of the Council , shall apply to payment institutions mutatis mutandis.
2. Unless exempted under Directive 2013/34/EU and, where applicable, Directive 86/635/EEC, the annual accounts and consolidated accounts of payment institutions shall be audited by statutory auditors or audit firms within the meaning of Directive 2006/43/EC.
3. For supervisory purposes, Member States shall require that payment institutions provide separate accounting information for payment services and activities referred to in Article 18(1), which shall be subject to an auditor's report. That report shall be prepared, where applicable, by the statutory auditors or an audit firm.