FMCSA Insurance Requirements for a New Trucking Authority

New motor carriers lose weeks, and sometimes their entire application, because the insurance piece gets handled last and handled wrong. The coverage itself is only half the job. The filings your insurer sends to the FMCSA are what actually switch your authority on. Here is exactly what is required, what it means in coverage terms, and the order it needs to happen.

What insurance does the FMCSA require for a new authority?

Every for-hire interstate carrier needs two things on record with the FMCSA before the authority goes active:

1. Public liability coverage (BI and PD). This pays for injuries and property damage you cause to others in a crash. The FMCSA sets the minimum dollar amount by what you haul and what your truck weighs.
2. A public liability filing. Your insurance company files a Form BMC-91 or BMC-91X electronically to prove that coverage exists at or above the required level.

On top of the filing, your policy carries an MCS-90 endorsement. The MCS-90 is a federal safety net. It lets the public collect on a judgment up to the required minimum even when a coverage dispute would otherwise apply. It is attached to your policy, not filed as your proof of coverage, and the two are often confused. Household goods movers have one more requirement, cargo insurance on file, submitted on a Form BMC-34.

FMCSA minimum liability limits by cargo type

These are the federal minimums under 49 CFR 387.9. They are floor amounts, not recommendations.

Two things carriers get wrong here. First, the $750,000 figure is a legal minimum, not a market number. Most brokers and shippers will not load a truck unless the carrier holds $1,000,000 in combined single limit coverage, so in practice $1,000,000 is the working standard for general freight. Second, cargo insurance is only federally required for household goods carriers. General freight carriers are not required by the FMCSA to file cargo coverage, but nearly every broker contract requires at least $100,000 in motor truck cargo. For more on that, see our guide to cargo insurance for Illinois truck drivers.

The forms, in plain terms

• BMC-91 or BMC-91X: Your proof of public liability coverage. Filed by your insurance company, not by you. The BMC-91X is the version used when coverage is spread across more than one insurer.
• MCS-90: The federal endorsement on your policy that guarantees the public can recover up to the minimum. It rides with your policy.
• BMC-34: Proof of cargo coverage, required for household goods carriers.
• BOC-3: A separate filing that designates a process agent in each state where you operate, so legal documents can be served. It is not insurance, but it is required for your authority to activate, and a blanket process agent company usually files it for you.

You never file the BMC-91 or MCS-90 yourself. That is the single most useful thing to understand as a new carrier. You buy the policy, and your agent and insurer handle the filing. Choosing an agent who files fast is the difference between activating in days and waiting weeks.

How the filing process actually works

1. Get your USDOT and MC (docket) number. File through the FMCSA Unified Registration System and pay the application fee. Your MC number is issued as pending.
2. Buy your commercial truck policy at or above the FMCSA minimum for your cargo type. Tell your agent the exact filings you need on day one.
3. Your insurer files the BMC-91 or BMC-91X electronically with the FMCSA. Timing matters. The filing has to post during your application window, and an application can be dismissed if filings are not on record in time.
4. Your process agent files the BOC-3.
5. The FMCSA reviews and grants active authority. Once your liability filing and BOC-3 are on record and the mandatory waiting period clears, your authority flips to active and you can legally haul.

Miss the insurance filing and the whole clock stops, no matter how fast you moved on registration. If you want the Illinois view of this, our guide to new trucking authority insurance in Illinois walks through it locally.

Keeping your authority active

The filings are not one and done. If your policy cancels or lapses, your insurer files a cancellation notice with the FMCSA, and your authority can be revoked. That is why a lapse in trucking insurance is more serious than in most businesses. It does not just leave you uncovered, it can pull your operating authority. Continuous coverage, and an agent who watches renewal and reinstatement filings, keeps you legal to run.

Why new authorities pay more, and what actually lowers it

Carriers in their first year almost always pay the highest rates they will ever pay, because underwriters have no safety history to price against. What moves your premium down over time is not shopping harder in year one. It is building a clean record: a strong CSA safety profile, verifiable driving experience, no lapses, and a claims history that proves you are a manageable risk. An independent agent who places your business with multiple trucking markets, rather than a single carrier, is how you make sure your improving record actually earns you a better rate at renewal. For the coverage behind all of this, see our commercial trucking insurance and towing insurance pages, our Illinois commercial truck insurance guide, and our commercial insurance overview.

Frequently asked questions

Reviewed by Neal Fusco, VP Commercial Lines

25 years in insurance, including 16 at Zurich North America in workers' compensation managed care and claims.

Last updated 3 September 2026

Illinois licensed insurance producer #18515626