The April 2021 UCR Dispatch introduces the UCR Decision Tree to help carriers determine registration needs and outlines the policy on suspending payment methods due to misuse. It also covers industry news about FMCSA’s Drug & Alcohol Clearinghouse, which has sidelined 48,000 drivers, and preparations for the 2021 International Roadcheck. Upcoming UCR events and teleconferences are listed from April through September 2021.