Competence of the lead supervisory authority in terms of the Article 60
Without prejudice to Article 55, the supervisory authority of the main establishment or of the single establishment of the controller or processor shall be competent to act as lead supervisory authority for the cross-border processing carried out by that controller or processor in accordance with the procedure provided in Article 60.
Chapter VI, Section 2, Article 56, Paragraph 1
Regulation's subject matter
Competence of the lead supervisory authority (Article 56, Section 2, Chapter VI)