Starting Sept. 1, your Buff OneCard ID is your transit pass

Buff OneCard being held up in front of a bus

Starting on Sept. 1, the Buff OneCard ID will be used as a transit pass for all enrolled CU students and benefited employees. CU is no longer issuing CollegePasses or EcoPasses. If you have further questions or encounter problems with your card, contact buspass@colorado.edu

Your Buff OneCard gives you access to RTD bus and rail routes, including routes to Denver International Airport.