Insurance & FMCSA Filings

Insurance is the single largest cost and the single most common reason a new authority stalls. FMCSA will not activate operating authority until your insurer electronically files proof of financial responsibility. This silo covers the coverages brokers actually check, the filings that unlock your docket, and how underwriters price a carrier with zero loss history.

Guides in this silo

2.19 min read · updated 2026-06-14
Trucking Insurance Requirements for a New Authority (What Brokers Actually Check)
Federal minimums versus real-world broker requirements: primary liability, cargo, physical damage, trailer interchange, non-trucking liability, and general liability — with what each one actually pays for.
• Federal minimum for general freight is $750,000 primary liability; the market standard brokers demand is $1,000,000.
• Cargo insurance is not federally required for general freight, but $100,000 is universally required by brokers.
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2.27 min read · updated 2026-06-20
The 91X Filing and MCS-90: How Insurance Actually Activates Your Authority
Buying a policy does not activate your authority — an accepted Form 91X filing does. What the 91X is, how the MCS-90 endorsement works, why filings reject, and how to verify yours posted.
• Form 91X is the electronic proof-of-liability filing your insurer submits to FMCSA against your MC docket.
• The MCS-90 is an endorsement on your policy guaranteeing payment to the public up to the federal minimum.
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2.38 min read · updated 2026-06-05
Eleven Levers That Lower a New Authority Insurance Premium
Underwriters price new carriers on proxies. These are the eleven inputs you control — radius, commodity, driver file quality, telematics, deductibles, and payment structure — and roughly what each is worth.
• Radius of operation is the cheapest lever: a documented sub-250-mile radius can cut liability cost sharply.
• A clean, complete driver qualification file at quoting time signals a managed operation and prevents surcharges.
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