1.  Each Member State shall designate the competent authority responsible for carrying out the duties under this Regulation for the authorisation and supervision of CSDs established in its territory and shall inform ESMA thereof.

Where a Member State designates more than one competent authority, it shall determine their respective roles and shall designate a single authority to be responsible for cooperation with other Member States’ competent authorities, the relevant authorities, ESMA, and EBA, where specifically referred to in this Regulation.

2.  ESMA shall publish on its website a list of the competent authorities designated in accordance with paragraph 1.

3.  The competent authorities shall have the supervisory and investigatory powers necessary for the exercise of their functions.