1. Without prejudice to Article 30(2), Article 33, Article 34(2), Article 45(6), Article 47(3), Article 48(3), Article 51(2), Article 52(3), Article 53(2), Article 61(3), and Articles 72 and 88 insofar as this Directive contains harmonised provisions, Member States shall not maintain or introduce provisions other than those laid down in this Directive.
2. Where a Member State makes use of any of the options referred to in paragraph 1, it shall inform the Commission thereof as well as of any subsequent changes. The Commission shall make the information public on a web-site or other easily accessible means.
3. Member States shall ensure that payment service providers do not derogate, to the detriment of payment service users, from the provisions of national law implementing or corresponding to provisions of this Directive except where explicitly provided for therein.
However, payment service providers may decide to grant more favourable terms to payment service users.