Drug and Alcohol Clearinghouse January 2021 Monthly Summary Report

Registration for the FMCSA Drug and Alcohol Clearinghouse (Clearinghouse) began for all user roles on September 28, 2019. User roles include: drivers, employers, consortia/third-party administrators (C/TPAs), medical review officers (MROs), and substance abuse professionals (SAPs). The graph below illustrates the number of registrations for each type of user, by month, as well as the total number of unique registrations.