Article 899-D Federal Labor Law
TITLE FOURTEEN. Labor Procedural Law · CHAPTER XVIII. On the Special Procedure · Section One. Individual Social Security Conflicts
Current text · last reform published in the Official Gazette of the Federation (DOF) on 14 May 2026
The social security bodies, in accordance with the provisions of article 784, must exhibit the documents that, in accordance with the Laws, they have the legal obligation to issue and keep, under the warning that if they fail to present them, the facts alleged by the petitioner shall be presumed true. In all cases, it corresponds to the social security bodies to prove their statement when there is controversy over:
I.Date of registration to the social security regime;
II.Number of weeks contributed in the branches of insurance;
III.Wage contribution averages of the petitioners;
IV.Account statement of housing and retirement contributions of the insured persons;
V.Dispositions or withdrawals by the insured persons, of the resources of the accounts;
VI.Granting of pensions or compensations (indemnities);
VII.Validity of rights; and
VIII.Partial payments granted to the insured persons.