Article 55 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
To be a deputy it is required:
I.To be a Mexican citizen, by birth, in the exercise of their rights.
II.To be eighteen years of age completed on the day of the election;
III.To be native of the state (federal entity) in which the election is made or a neighbor of it with effective residence of more than six months prior to its date.
In order to appear in the lists of the plurinominal electoral circumscriptions as a candidate for deputy, it is required to be native of any of the states (federal entities) that the circumscription in which the election is made comprises, or a neighbor of it with effective residence of more than six months prior to the date on which it is held.
Neighborhood is not lost by absence in the performance of public positions of popular election.
IV.Not to be in active service in the Army, Air Force, Navy or National Guard, nor to have command in the police or rural gendarmerie in the District where the election is made, at least ninety days before it.
V.Not to be the holder of any of the organisms to which this Constitution grants autonomy, nor be a Secretary or Undersecretary of State, nor holder of any of the decentralized or deconcentrated organisms of the federal public administration, unless they definitively separate from their functions 90 days before the day of the election.
Not to be a Minister of the Supreme Court of Justice of the Nation, nor Magistrate, nor Secretary of the Electoral Tribunal of the Federal Judiciary, nor Councilor President or electoral councilor in the General, local or district councils of the National Electoral Institute, nor Executive Secretary, Executive Director or professional directive personnel of the Institute itself, except that they have separated from their mandate, in a definitive manner, three years before the day of the election.
The Governors of the States and the Head of Government of Mexico City may not be elected in the entities of their respective jurisdictions during the period of their mandate, even when they definitively separate from their positions.
The Secretaries of the Government of the states (federal entities), the Federal and local Magistrates and Judges, as well as the Municipal Presidents and Mayors in the case of Mexico City, may not be elected in the entities of their respective jurisdictions, if they do not definitively separate from their positions ninety days before the day of the election;
VI.Not to be a minister of any religious cult;
VII.Not to be comprised in any of the impediments that article 59 of this Constitution indicates, and
VIII.Not to have or to have had in the last three years prior to the day of the election a bond of marriage or concubinage or de facto union, or of kinship by consanguinity or civil in a straight line without limitation of degree and in a collateral line up to the fourth degree or of affinity up to the second degree, with the person who is exercising the titularity of the deputation.