What you need to know about the drug and alcohol clearinghouse

December 2019/January 2020

Mark Schremmer


Beginning Jan. 6, FMCSA’s Commercial Driver’s License Drug and Alcohol Clearinghouse becomes ope
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Mark Schremmer, senior editor, joined Land Line in 2015. An award-winning journalist and former assistant news editor at The Topeka Capital-Journal, he brings fresh ideas, solid reporting skills, and more than two decades of journalism experience to our staff.