Article 400 Bis Federal Labor Law
TITLE SEVEN. Collective Employment Relationships · CHAPTER III. Collective employment contract
Current text · last reform published in the Official Gazette of the Federation (DOF) on 14 May 2026
Every two years, in the contractual revision that corresponds in accordance with the provisions of Article 399, the agreement of revision of the collective employment contract shall be submitted to the approval of the majority of the employees governed by it through the personal, free and secret vote, in accordance with the consultation procedure contemplated in Article 390 Ter of this Law.
The aforementioned contractual revisions shall be deposited before the Federal Center for Labor Conciliation and Registration, which may verify that the content of the collective employment contract has been made known to the employees.