Art. 38 Data Act
Right to lodge a complaint
(1.)Without prejudice to any other administrative or judicial remedy, natural and legal persons shall have the right to lodge a complaint, individually or, where relevant, collectively, with the relevant competent authority in the Member State of their habitual residence, place of work or establishment if they consider that their rights under this Regulation have been infringed. The data coordinator shall, upon request, provide all the necessary information to natural and legal persons for the lodging of their complaints with the appropriate competent authority.
(2.)The competent authority with which the complaint has been lodged shall inform the complainant, in accordance with national law, of the progress of the proceedings and of the decision taken.
(3.)Competent authorities shall cooperate to handle and resolve complaints effectively and in a timely manner, including by exchanging all relevant information by electronic means, without undue delay. This cooperation shall not affect the cooperation mechanisms provided for by Chapters VI and VII of Regulation (EU) 2016/679 and by Regulation (EU) 2017/2394.