49 C.F.R. § 209.409
Any person who violates any requirement of this subpart or causes the violation of any such requirement is subject to a civil penalty of at least $1,086 and not more than $35,516 per violation, except that: Penalties may be assessed against individuals only for willful violations, and, where a grossly negligent violation or a pattern of repeated violations has created an imminent hazard of death or injury to persons, or has caused death or injury, a penalty not to exceed $142,063 per violation may be assessed. Each day a violation continues shall constitute a separate offense. A person may also be subject to the criminal penalties provided for in 49 U.S.C. 21311 (formerly codified in 45 U.S.C. 438(e) ) for knowingly and willfully falsifying reports required by this subpart.
49 C.F.R. §209.409