1. Member States shall provide for the controller to make available to the data subject at least the following information:

(a) the identity and the contact details of the controller;

(b) the contact details of the data protection officer, where applicable;

(c) the purposes of the processing for which the personal data are intended;

(d) the right to lodge a complaint with a supervisory authority and the contact details of the supervisory authority;

(e) the existence of the right to request from the controller access to and rectification or erasure of personal data and restriction of processing of the personal data concerning the data subject.

2. In addition to the information referred to in paragraph 1, Member States shall provide by law for the controller to give to the data subject, in specific cases, the following further information to enable the exercise of his or her rights:

(a) the legal basis for the processing;

(b) the period for which the personal data will be stored, or, where that is not possible, the criteria used to determine that period;