Transposition
Article 4
1. Member States shall adopt and publish, by 30 June 2021, the laws, regulations and administrative provisions necessary to comply with this Directive. They shall immediately communicate to the Commission the main provisions of national law which they adopt in the field covered by this Directive. 2. Member States shall adopt and publish, by 30 June 2020, the laws, regulations and administrative provisions necessary to comply with point (1) of Article 2 of this Directive. They shall immediately communicate to the Commission the main provisions of national law which they adopt in the field covered by this Directive. 3. Member States shall apply the measures with respect to Article 1 from 1 January 2022, and with respect to Articles 2 and 3 from 30 June 2021. Member States shall apply the measures with respect to point (1) of Article 2 by 1 July 2020. 4. When Member States adopt the measures referred to in paragraphs 1 and 2, they shall contain a reference to this Directive or be accompanied by such a reference on the occasion of their official publication. Member States shall determine how such a reference is to be made.