Article 43: Appointment of competent authorities and enforcement authorities and cooperation between authorities

Member States shall appoint the competent authority or competent authorities responsible for proposals for harmonised classification and labelling and the authorities responsible for the enforcement of the obligations set out in this Regulation.
The competent authorities and the authorities responsible for enforcement shall cooperate with each other in the performance of their tasks under this Regulation and shall give the corresponding authorities of other Member States all necessary and useful support to this end.