Each Member State shall provide by law for all of the following: (a) the establishment of each supervisory authority; (b) the qualifications and eligibility conditions required to be appointed as member of each supervisory authority; (c) the...

1 The member or members and the staff of each supervisory authority shall, in accordance with Union or Member State law, be subject to a duty of professional secrecy both during and after their term of office, with regard to any confidential information...