The recommendation originally was issued Dec. 13, following NTSB’s meeting on a multi-vehicle Missouri accident.
A new law affecting medical certificates for CDL holders will begin implementation Jan. 30 and be phased in through 2014.
Under proposal, commercial drivers must retain a paper copy of the medical examiner’s certificate until Jan. 30, 2014.
Steps and treatments can be taken to ensure medical certification, said federal agency medical director.
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