Article 11 1a.

By way of derogation from paragraph 1 of this Article, Member States shall, by 9 April 2025, lay down rules on the penalties applicable to infringements of Articles 5a to 5d and shall take all measures necessary to ensure that they are implemented. Such penalties shall be effective, proportionate and dissuasive. Member States shall, by 9 April 2025, notify the Commission of those rules and measures and shall notify it, without delay, of any subsequent amendment affecting them.