In CY 2018 (latest data available), FMCSA estimated 1.4% of CDL drivers tested positive in post-accident drug tests. This was down from 3.4% in 2017, and 5.2% in 2016
In CY 2018 (latest data available), FMCSA estimated 1.4% of CDL drivers tested positive in post-accident drug tests. This was down from 3.4% in 2017, and 5.2% in 2016