US Federal Motor Carrier Safety Regulations (49 CFR Parts 350 to 399) 387: Minimum levels of financial responsibility: $750,000 to $5,000,000 for property and passenger carriers, the MCS-90 endorsement, proof of insurance and freight forwarder and broker surety (387.1 to 387.419)

What does 387 require?

A for-hire motor carrier of property in interstate commerce must maintain financial responsibility of at least $750,000 for non-hazardous property, $1,000,000 for oil and certain hazardous substances, and $5,000,000 for hazardous materials in bulk and the listed high-hazard materials (387.9), evidenced by an MCS-90 endorsement or surety bond MCS-82 or an approved self-insurance program, with the insurer's cancellation subject to 35 days' notice. Passenger carriers must maintain $5,000,000 for vehicles seating 16 or more passengers and $1,500,000 for smaller vehicles (387.33). Carriers must file proof of insurance (BMC-91 or 91X) and designate process agents (BOC-3) to obtain and keep operating authority (387.301 to 387.323), and freight forwarders and brokers must maintain the $75,000 surety bond or trust fund (387.307, 387.403 to 387.419).