Artikel 3

1. The Contracting Parties shall respect the right of the persons referred to in paragraph 1 of Article 1 of this Agreement to correspond freely with the Court.
2. As regards persons under detention, the exercise of this right shall in particular imply that:
a) their correspondence shall be despatched and delivered without undue delay and without alteration;
b) such persons shall not be subject to disciplinary measures in any form on account of any communication sent through the proper channels to the Court;
c) such persons shall have the right to correspond, and consult out of hearing of other persons, with a lawyer qualified to appear before the courts of the country where they are detained in regard to an application to the Court, or any proceedings resulting therefrom.
3. In application of the preceding paragraphs, there shall be no interference by a public authority except such as is in accordance with the law and is necessary in a democratic society in the interests of national security, for the detection or prosecution of a criminal offence or for the protection of health.