Most people walk away from a car accident with a straightforward picture of what comes next: file a claim, negotiate with the insurer, and resolve it. A crash involving a commercial truck is a different situation entirely. Federal safety law enters the picture, multiple parties may share liability, and the evidence that decides the outcome often sits inside onboard electronic systems that can be overwritten within days. We’ve seen this complexity firsthand. Including in the work that led to the largest reported individual personal injury settlement in Montana history at $27 million. Understanding how federal trucking regulations factor into a Montana claim is the difference between a full recovery and leaving money on the table.
How Federal Trucking Regulations Apply on Montana Roads
The Federal Motor Carrier Safety Administration issues safety rules collected under Title 49 of the Code of Federal Regulations. For trucks used in interstate commerce (any route that crosses state lines) these rules apply to any commercial vehicle with a gross vehicle weight rating of 10,001 pounds or more.
In Montana, the same framework extends to trucks that never leave the state. Under Mont. Admin. R. 18.8.1502, Montana’s Department of Transportation adopts the federal safety regulations by reference for intrastate carriers operating vehicles with a gross vehicle weight rating of 26,001 pounds or more. Interstate carriers are covered at the lower 10,001-pound threshold under MCA 61-10-154. The practical result: a hauler moving freight entirely within Montana can be held to the same federal safety standards as a long-haul carrier running coast to coast. A local haul doesn’t mean a lighter set of rules.
The Federal Safety Rules That Matter Most After a Crash
Not every section of the Code of Federal Regulations carries equal weight in an injury claim. Three areas come up most consistently when investigating what went wrong.
Hours of Service & Electronic Logging Devices
Under 49 CFR Part 395, hours of service rules cap how many consecutive hours a commercial driver may operate before taking a mandatory rest break. Since December 2017, most commercial carriers have been required to track compliance through an electronic logging device, a system that records drive time, engine hours, and location data automatically. Electronic logging device records are harder to manipulate than paper logs, and when a violation appears in them, it’s difficult to explain away.
Driver Qualification Requirements
Before a carrier puts a driver behind the wheel of a commercial vehicle, 49 CFR Part 391 requires the carrier to verify the driver holds a valid commercial driver’s license, passes a physical examination, and clears a background check that includes prior driving history. A carrier that skips or falsifies any part of that process can face liability not just for the driver’s actions but for its own failure to screen properly.
Vehicle Inspection & Maintenance Records
49 CFR Part 396 obligates carriers to inspect commercial vehicles regularly, make necessary repairs promptly, and document both. If a mechanical failure contributed to a crash and the maintenance records show the problem was known and unaddressed, those records become independent evidence of negligence, separate from anything the driver did or didn’t do.
Why Regulatory Violations Can Decide a Montana Injury Claim
Federal safety rules aren’t just administrative paperwork. In Montana, a doctrine called negligence per se gives a regulatory violation direct legal significance. Under this doctrine, a violation of a statute or regulation counts as negligence when the rule was enacted to protect a specific class of persons and the plaintiff’s injury is the type of harm the rule was designed to prevent. Federal Motor Carrier Safety Administration regulations satisfy that test in most truck accident claims: hours of service rules exist to protect people on the road from fatigued drivers, and a crash caused by a drowsy trucker who violated those limits is precisely the injury those rules were written to prevent.
Proving a regulatory violation doesn’t guarantee a full recovery, though. Montana follows modified comparative negligence under MCA 27-1-702, which means a plaintiff found to be 51% or more at fault can’t recover anything. Below that threshold, any award is reduced by the plaintiff’s own percentage of fault. That rule makes it critical to build the strongest possible case around what the carrier and driver did wrong, not just the fact of the collision itself.
Identifying Every Liable Party in a Commercial Truck Claim
One of the most important ways a truck accident claim differs from a standard car accident is the number of potential defendants. The driver is rarely the only party whose conduct matters.
The Motor Carrier
The company that employed or contracted the driver can be liable for negligent hiring, inadequate training, pressure to violate hours of service rules, or failure to maintain the vehicle. In many crashes, the carrier’s decisions are the root cause even when the driver was the one behind the wheel.
Cargo Loading Contractors
An improperly loaded or secured cargo load can shift during transit and cause a rollover or loss of control. If a third-party contractor was responsible for loading, that party may share liability for the outcome.
Freight Brokers
Freight brokers arrange transportation contracts between shippers and carriers. When a broker selects a carrier with a poor safety record, injured parties have argued that the broker bears responsibility for that selection. This area of law is genuinely unsettled. Federal preemption arguments grounded in the Carmack Amendment and the Federal Aviation Administration Authorization Act are actively contested, and a February 2026 Congressional Research Service analysis identified broker liability as an open legal question. Whether that argument succeeds depends on the specific facts and how courts interpret the preemption question going forward.
Federal insurance minimums are another reason to look beyond the driver. Carriers hauling general freight in interstate commerce are required under 49 CFR Part 387 to carry a minimum of $750,000 in liability coverage. That figure was set in 1985 and has never been adjusted for inflation. For a victim with catastrophic injuries, medical costs alone can exceed it. Identifying every liable party isn’t just about fairness. It can be the difference between a settlement that covers long-term care and one that falls far short.
Acting Fast to Protect the Evidence That Builds Your Case
Federal regulations create evidence, and that evidence disappears fast. Electronic logging device data, driver logbooks, dispatch communications, and pre-trip inspection records are all subject to routine overwriting and deletion by carriers operating on normal data retention cycles. A formal legal hold (commonly called a spoliation letter) demands that the carrier preserve this material before it can be purged. Sending that letter quickly is one of the most consequential early steps in a truck accident claim.
Montana’s statute of limitations for personal injury claims is generally three years from the date of the accident under MCA 27-2-204. Three years may feel like a long window, but the investigation that supports a serious truck accident claim takes time, and the evidence most useful to that investigation starts degrading almost immediately after the crash.
Federal trucking regulations touch every layer of a commercial truck claim, from which parties can be named as defendants to what their insurance policies must cover. Putting that framework together and identifying every available source of recovery requires prompt, thorough investigation. If you or someone in your family was hurt in a crash involving a commercial truck in Montana, Hoyt & Blewett PLLC is available to review your situation. Call us at (406) 233-1302.