Article 692 Federal Labor Law

The parties may appear in trial directly or through a legally authorized attorney.

In the case of an attorney, the legal standing shall be accredited in accordance with the following rules:

I.When the person appearing acts as attorney of a natural person, he/she may do so through notarial power or a power of attorney letter signed by the grantor and before two witnesses, without need of being ratified before the Court;

II.The attorneys of record or legal advisers of the parties, whether or not they are attorneys of these, must accredit being attorneys or law graduates with professional license or persons that have a current intern letter issued by the competent authority to exercise said profession. Only other persons may be authorized to hear notifications and receive documents, but these may not appear in the hearings nor make any procedural step;

III.When the person appearing acts as attorney of a legal person, he/she may prove his/her legal standing through notarial testimony or a power of attorney letter granted before two witnesses, prior verification that the person granting the power is legally authorized for it; and

IV.The representatives of the labor unions shall accredit their legal standing with the certification issued to them by the corresponding registering authority, of having the board of the labor union been registered. They may also appear through a legal attorney, who in all cases must be an attorney, law graduate or intern.