Article 42 Political Constitution of the United Mexican States
Second Title · Chapter II. On the Integral Parts of the Federation and the National Territory
Current text · last reform published in the Official Gazette of the Federation (DOF) on 2 June 2026
The national territory comprises:
I.That of the parts integrating the Federation;
II.That of the islands, including the reefs and cays in the adjacent seas;
III.That of the islands of Guadalupe and those of Revillagigedo located in the Pacific Ocean;
IV.The continental shelf and the submarine shelves of the islands, cays and reefs;
V.The waters of the territorial seas in the extension and terms fixed by International Law and the interior maritime waters;
VI.The space located above the national territory, with the extension and modalities that International Law itself establishes.