Illinois Truck Accident Laws Governing Chicago Trucking Accident Claims

Truck accident claims in Illinois are governed by a layered set of federal and state laws. Understanding which rules apply, and how they interact, is essential for building a strong case. Federal motor carrier regulations set baseline safety standards. Illinois statutes add additional requirements. And local Chicago ordinances control where commercial trucks can travel within the city. When a truck driver or trucking company breaks any of these rules, that violation can serve as direct evidence of negligence in your personal injury claim.

Phillips Law Offices represents truck accident victims in Chicago and Cook County. The information on this page is general in nature and does not constitute legal advice for your specific situation.

Federal FMCSA Regulations Under 49 CFR

The Federal Motor Carrier Safety Administration (FMCSA) issues regulations that apply to commercial trucks operating across state lines. These rules are codified in Title 49 of the Code of Federal Regulations (49 CFR). They cover nearly every aspect of commercial trucking, including driver qualifications, vehicle maintenance, cargo loading, and hours behind the wheel.

Key FMCSA regulations relevant to Chicago truck accident claims include:

• Hours-of-service limits (49 CFR Part 395). Property-carrying drivers may drive no more than 11 hours after 10 consecutive off-duty hours. They cannot drive after being on duty for 14 hours straight. A 30-minute break is required after 8 hours of driving. A weekly limit of 60 hours on duty in 7 days (or 70 hours in 8 days) applies to drivers working for carriers that operate every day of the week.
• Electronic logging device (ELD) requirements (49 CFR Part 395.8). Most commercial carriers must use certified ELDs to record driving time automatically. Paper logbooks are no longer sufficient for most drivers. ELD data can reveal hours-of-service violations with precision that paper records could never provide. Learn more about how ELD data proves trucker hours violations.
• Drug and alcohol testing (49 CFR Part 382). CDL holders face stricter standards than ordinary drivers. The legal blood alcohol concentration (BAC) limit for a commercial driver operating a truck is 0.04 percent, half the standard 0.08 percent limit for passenger vehicle drivers. Carriers must conduct pre-employment, random, post-accident, and return-to-duty drug and alcohol testing. A driver who tests positive must be removed from service immediately.
• Driver qualification standards (49 CFR Part 391). Carriers must verify that drivers hold valid commercial driver’s licenses (CDLs), meet medical certification requirements, and have acceptable driving records. Hiring a driver with a history of serious violations can support a negligent hiring claim against the carrier.
• Vehicle inspection and maintenance (49 CFR Part 396). Trucking companies must inspect vehicles before trips, keep maintenance records, and repair defects promptly. Drivers must complete daily vehicle inspection reports (DVIRs). Failure to maintain brakes, tires, lights, and other systems is a common source of serious accidents.
• Cargo securement (49 CFR Part 393). All cargo must be properly blocked, braced, and tied down to prevent shifting or falling. Weight must be distributed evenly across axles. Improperly loaded cargo is a factor in a significant number of large truck crashes.
• Cell phone and texting prohibitions (49 CFR Part 392.82). Commercial drivers are prohibited from using handheld mobile phones while operating a commercial vehicle. Texting is also banned. A driver who was on the phone at the time of the crash has violated federal law. Read more about federal phone rules that help your truck accident case.

When a trucking company or its driver violates any of these federal regulations, and that violation contributes to an accident, the violation is powerful evidence of negligence. Our attorneys obtain FMCSA inspection records, driver qualification files, maintenance logs, and ELD data in every truck accident case we handle. Learn how FMCSA violations prove trucking negligence in Chicago claims.

Illinois Vehicle Code - 625 ILCS 5/

Illinois has its own set of commercial vehicle laws under the Illinois Vehicle Code, compiled at 625 ILCS 5/. These state statutes apply to commercial trucks operating on Illinois roads, including those that stay entirely within the state and are not subject to federal interstate commerce regulations.

Key Illinois Vehicle Code provisions that affect truck accident claims include:

• Weight limits (625 ILCS 5/15-111). Illinois sets maximum gross vehicle weight limits and per-axle weight limits for commercial trucks. A standard five-axle semi-truck is generally limited to 80,000 pounds. Trucks exceeding these limits cause greater road damage and are harder to stop safely. Overweight trucks are also more likely to suffer tire and brake failures. See more about overloaded truck cargo weight violations.
• Size and dimension limits (625 ILCS 5/15-101 et seq.). Illinois limits commercial vehicle width, height, and length. Trucks exceeding legal dimensions require special permits and must follow designated routes. Oversized loads that travel without proper permits or escorts on unauthorized roads create significant hazards.
• CDL requirements (625 ILCS 5/6-500 et seq.). Illinois requires commercial drivers to obtain and maintain valid CDLs appropriate for the class of vehicle they operate. Carriers are prohibited from allowing unlicensed or disqualified drivers to operate commercial vehicles on Illinois roads.
• Impaired driving standards. Illinois applies a 0.04 BAC limit for commercial vehicle operators under the Illinois Vehicle Code’s commercial driver’s license provisions (625 ILCS 5/6-500 et seq.), consistent with the federal standard set by 49 CFR Part 382. A commercial driver found at or above this threshold faces disqualification and can be treated as impaired under Illinois law. Learn more about the stricter drunk and drugged driving rules that apply to CDL holders.

Chicago Truck Route Restrictions

The City of Chicago restricts commercial truck traffic on many streets within city limits under the Chicago Municipal Code (Chapter 9-72). The Chicago Truck Route System designates specific arterial roads where commercial trucks are permitted to travel. Trucks are generally prohibited from using residential streets, alleys, or non-designated roads except when making local deliveries - and even then, drivers must use the most direct route from the nearest designated truck route.

Chicago also enforces weight restrictions on certain roads and bridges. Trucks that exceed posted weight limits can damage infrastructure and are more likely to lose control on roads not designed for heavy loads. When a truck is operating on a route it was not permitted to use, that violation supports your claim that the driver or carrier failed to follow applicable traffic laws. Read more about Chicago truck route rules and how violations affect accident claims.

Driver Fatigue and Hours-of-Service Violations

Hours-of-service violations are among the most common regulatory breaches in truck accident cases. A fatigued driver reacts more slowly, makes poorer decisions, and is far more likely to cause a serious collision. Under 49 CFR Part 395, the rules are precise - and violations are often documented in ELD records, dispatch logs, fuel receipts, and toll records.

When our legal team investigates a truck accident, we request ELD data and driver logbooks as early as possible. These records can disappear quickly if a litigation hold is not placed on the carrier’s data systems. The black box and ELD evidence in Chicago truck accidents often holds the clearest proof of hours violations and pre-crash driving behavior.

Fatigue is a predictable consequence of pushing drivers past legal limits. When carriers pressure drivers to skip rest breaks or falsify logbooks, the carrier shares liability for the resulting accident. More detail on how fatigue violations work in practice is covered in our article on how hours-of-service violations cause fatal crashes.

Comparative Fault Under 735 ILCS 5/2-1116

Illinois uses a modified comparative fault system under 735 ILCS 5/2-1116. Under this rule, an injured person can recover damages even if they were partially at fault for the accident - but only if their percentage of fault is 50 percent or less. If the injured person is found to be 51 percent or more at fault, they receive nothing.

When a plaintiff is found partially at fault, their total compensation is reduced by their percentage of fault. For example, if a jury awards $500,000 but finds the plaintiff 20 percent at fault, the plaintiff receives $400,000. Trucking company defense teams often try to shift blame onto injured victims to reduce the amount they must pay. Our attorneys anticipate these arguments and gather evidence to counter them. Read the full explanation of how the Illinois 51 percent rule works in truck accident cases.

Wrongful Death and Survival Actions

If a truck accident causes a fatality, Illinois law provides two separate paths to compensation. The Wrongful Death Act (740 ILCS 180/1) allows surviving family members to recover damages for loss of support, companionship, and grief. The Survival Act (755 ILCS 5/27-6) allows the deceased’s estate to pursue the damages the victim could have claimed had they survived, such as medical expenses and pre-death pain and suffering. These claims can proceed together. Illinois now permits punitive damages in both wrongful death and survival actions under Public Act 103-0514, with limited exceptions for claims against medical providers for healing-art malpractice, attorneys, and public entities.

Statute of Limitations for Truck Accident Claims

Under 735 ILCS 5/13-202, most personal injury claims in Illinois must be filed within two years of the date of the injury. Missing this deadline generally bars your claim entirely, regardless of how strong it is. Some exceptions apply - for example, a claim against a city or county must be filed within one year under 745 ILCS 10/8-101(a), and a claim against the State goes to the Illinois Court of Claims. Our attorneys evaluate deadline issues in every case from the first consultation.

Related Articles

• How FMCSA violations prove trucking negligence in Chicago claims
• ELD data and how it proves trucker hours violations
• How hours-of-service violations cause fatal truck crashes
• Drunk and drugged truck drivers and the stricter rules for CDL holders
• Chicago truck route rules and violations
• Overloaded and improperly loaded trucks: cargo weight violations
• The Illinois 51 percent comparative fault rule in truck accident cases
• Truck black box and ELD evidence in Chicago accident cases
• Understanding Illinois truck accident laws and key statutes
• Federal phone rules for truck drivers and how they help your case

Talk to a Chicago Truck Accident Lawyer - Free Consultation

Call Phillips Law Offices at (312) 346-4262 to discuss your truck accident case. There is no fee unless we recover compensation for you.