unique client identifier

[Kelly white]

My Boyfriend got his uci number how long can he us it for and if she applied while using uci can he use it more then once or does he gotta apply for another one

 

[Cell]

The UCI number is a Unique Client Identifier. It's just an identification number that allows IRCC to track him and his applications in their system. He can use that identifier indefinitely and for more applications (work permits, visas, permanent residency).