§1. The Christian faithful can legitimately vindicate and defend the rights which they possess in the Church in the competent ecclesiastical forum according to the norm of law.
§2. If they are summoned to a trial by a competent authority, the Christian faithful also have the right to be judged according to the prescripts of the law applied with equity.
§3. The Christian faithful have the right not to be punished with canonical penalties except according to the norm of law.
Source: Code of Canon Law (Vatican.va)