Article 64 Political Constitution of the United Mexican States
Third Title · Chapter II. On the Legislative Power · Section I. On the Election and Installation of the Congress
Current text · last reform published in the Official Gazette of the Federation (DOF) on 2 June 2026
The deputies and senators who do not attend a session, without justified cause or without permission of the respective Chamber, shall not have the right to the per diem corresponding to the day on which they are absent.