1. Member States shall bring into force the laws, regulations and administrative provisions necessary to comply with this Directive by 17 December 2021.
2. By way of derogation from paragraph 1, as regards legal entities in the private sector with 50 to 249 workers, Member States shall by 17 December 2023 bring into force the laws, regulations and administrative provisions necessary to comply with the obligation to establish internal reporting channels under Article 8(3).
3. When Member States adopt the provisions referred to in paragraphs 1 and 2, those provisions 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 reference is to be made. They shall forthwith communicate to the Commission the text of those provisions.