Article 819 Federal Labor Law
TITLE FOURTEEN. Labor Procedural Law · CHAPTER XII. On Evidence · Section Four. On the Testimonial
Current text · last reform published in the Official Gazette of the Federation (DOF) on 14 May 2026
The witness who fails to appear at the hearing, notwithstanding having been legally summoned, shall have the warning decreed made effective, and the Court shall issue the necessary measures so that they appear to render their declaration on the designated day and hour.