Article 21 3

3.   The competent digital health authority with which the complaint has been lodged shall inform, in accordance with national law, the complainant of the progress made in dealing with the complaint, of the decision taken on the complaint, of any referral of the complaint to the competent supervisory authority under Regulation (EU) 2016/679 and, in cases of such a referral, that that supervisory authority is, from that moment on, to be the sole point of contact for the complainant in that matter.