Per the Federal Motor Carrier Safety Regulations (FMCSR’s) 49 CFR 382.701 (b)(1), Drug and Alcohol Clearinghouse. (b) Annual query required. The first annual deadline of January 5, 2021 is fast approaching! (1) Employers must conduct a query of the Clearinghouse at least once per year for information for all employees subject to controlled substance and alcohol testing under this part to determine whether information exists in the Clearinghouse about those employees. Additional details can be found online or by contacting ISRI’s Senior Safety Director Commodor Hall.