The Matrícula Consular de Alta Seguridad (MCAS) (Consular Identification Card) is an identification card issued by the Government of Mexico through its consulate offices to Mexican nationals residing outside of Mexico. Also known as the Mexican CID card, it has been issued since 1871. The issue of the card has no bearing on immigration status in the foreign country they are residing in. The purpose of the card is to demonstrate that the bearer is a Mexican national living outside of Mexico. It includes a Government of Mexico issued ID number and bears a photograph and address outside of Mexico of the Mexican National to whom it is issued.