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The National Commission for Nuclear Safety and Safeguards (Comisión Nacional de Seguridad Nuclear y Salvaguardias-CNSNS) is an agency of the Ministry of Energy. 27th Constitutional Article’s Regulatory Law on Nuclear Matters establishes CNSNS’s functions and responsibilities.


To ensure that all activities involving nuclear and radioactive materials, as well as ionizing radiation sources, are carried out exclusively for peaceful purposes and with maximum safety for the public and the environment, considering current technology.


Become a regulatory body with full autonomy for technical decisions and recognized, nationally and internationally, for its excellence based on the staff’s technical capabilities, professionalism and ethics.


Please address questions and/or comments, to: Comisión Nacional de Seguridad Nuclear y Salvaguardias Dr. José Ma. Barragán 779 Colonia Narvarte, Delegación Benito Juárez C. P. 03020 México D. F. Phone: (52-55) 50953200 Fax: (52-55) 50953295 Email: web@cnsns.gob.mx