What is Emirates ID? Emirates ID is an identity card issued by Federal Authority for Identity, Citizenship, Customs and Ports Security-ICP. It is a legal requirement for all UAE citizens and residents to apply for one and carry it with them at all times while inside the country. The identity card is featured for its identification number known as the identity number which sticks with its holder forever with the information as well. By this number, he may benefit from all the governmental and some non-governmental and private entities services, which require the identity card as evidence of who is accessing the service. The identity number is featured for its sole and never-repeated number. It includes 15 unique digits.