What happens when a DOT employee has a testing violation recorded in the FMCSA Clearinghouse and then changes modes?

What happens when a DOT employee has a testing violation recorded in the FMCSA Clearinghouse and then changes modes?

|By David Perlman, BA, NCAC II, SUDP, EAPIt is not uncommon for an individual to make a career change to another DOT mode of transportation. Transit operators may become truck drivers, merchant mariners may become railroad operators. Also, some employees hold dual...