Right to an effective judicial remedy against a supervisory authority
Article 53
1. Without prejudice to any other administrative or non-judicial remedy, Member States shall provide for the right of a natural or legal person to an effective judicial remedy against a legally binding decision of a supervisory authority concerning them. 2. Without prejudice to any other administrative or non-judicial remedy, each data subject shall have the right to an effective judicial remedy where the supervisory authority which is competent pursuant to Article 45(1) does not handle a complaint or does not inform the data subject within three months of the progress or outcome of the complaint lodged pursuant to Article 52. 3. Member States shall provide for proceedings against a supervisory authority to be brought before the courts of the Member State where the supervisory authority is established.