49 CFR § 390.6 - Coercion prohibited.
(1) A motor carrier, shipper, receiver, or transportation intermediary, including their respective agents, officers, or representatives, may not coerce a driver of a commercial motor vehicle to operate such vehicle in violation of 49 CFR parts 171-173, 177-180, 380-383 or 390-399, or §§ 385.415 or 385.421;
(b) Complaint process.
(3) A complaint under paragraph (b)(1) of this section may include any supporting evidence that will assist the Division Administrator in determining the merits of the complaint.
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