Oh
There are some exceptions for men over 40 years old that never got it. But in this case, I dont think them apply to him. He is too young.
Please send him to Dirección General de Control de Procesos Penales Federales ubicada en Avenida Insurgentes 20 de la Glorieta de Insurgentes, Planta Baja, Colonia Roma Norte, Del. Cuauhtémoc, C.P. 06700, Ciudad de México, to ask:
1. If they are open and working on the "constancia de datos registrales"
2. If he can submit their documents with the cartilla missing.
Please let me know if they are open now
, please please please
By the way. Where are you from?