Can I pay the UCR online? Yes, you can register and pay the UCR online by clicking here. Registrants will need the US DOT and last 4 of Tax ID associated with US DOT to access the registration portal. January 03, 2019 15:32 Related articles What are the UCR fees and how do I pay them online? When does the UCR expire? What are the UCR registration requirements? Why did I not receive a renewal reminder notice in the mail? What credentials are required under UCR?