Sources checked: September 28, 2026
After a serious truck crash, the trucking company and its insurer often begin investigating within hours. They may photograph the vehicles, speak with the driver, download data, and decide whether the truck can return to service. That is ordinary defense work. It also means the company may control important evidence before an injured person knows what to request.
The useful response is not to assume every defense is dishonest. It is to test each position against records. Who caused the crash? Which company controlled the driver, equipment, and trip? What electronic and safety records exist? Did the collision cause the claimed injuries? Those questions usually matter more than the label a company puts on its position.
This article provides general Louisiana information, not legal advice. Responsibility, insurance, preservation duties, and deadlines depend on the business relationships and crash facts.
The Carrier’s Investigation Serves the Carrier
A motor carrier may learn about a crash from its driver, telematics system, police, insurer, or customer. Its first investigation can include a driver interview, photographs, an inspection, data downloads, drug or alcohol testing when required, and contact with lawyers or adjusters. That work protects the company. It does not create a complete independent record for the injured person.
Original photographs, video, witness information, medical records, tow documents, and every available tractor and trailer identifier should be preserved separately. The Baton Rouge truck accident practice page explains why the carrier, tractor owner, trailer owner, driver’s employer, maintenance contractor, broker, shipper, loading company, and technology vendors may each control a different part of the record.
Comparative Fault Is a Common and Important Defense
A carrier may contend that another driver followed too closely, entered a blind spot, changed lanes, stopped without warning, or failed to avoid the collision. It may point instead to weather, roadway design, another vehicle, defective equipment, cargo loading, or a maintenance contractor.
Vehicle position, sight distance, signal timing, speed, braking, lane movement, video, electronic data, and witness accounts can confirm or contradict those arguments. A police report matters, but it may not include the truck’s electronic data, company records, complete video, or a mechanical inspection.
For accidents on or after January 1, 2026, Louisiana Civil Code article 2323 bars recovery when the injured person is assigned 51 percent or more of the fault. A lower percentage reduces recoverable damages in proportion to that fault. The defense therefore has a strong reason to develop evidence that moves even part of the blame to the claimant or a nonparty.
A Company Label Does Not Resolve Control or Liability
A commercial load may involve several businesses. A driver might own the tractor, lease it to a carrier, pull another company’s trailer, haul a shipper’s product, and receive trip information through a broker or platform. A contract may describe the driver as an independent contractor. That description does not answer every Louisiana liability question.
The operating facts still matter. Who hired and qualified the driver? Who could accept or reject the load? Who set the delivery schedule? Who owned, inspected, and maintained the equipment? Who loaded and secured the cargo? Which company displayed its USDOT number, and which insurer covered the trip?
Federal rules identify records that can help answer those questions. For regulatory purposes, 49 C.F.R. 390.5T includes an independent contractor within the definition of employee while operating a commercial motor vehicle. For covered equipment leases, 49 C.F.R. 376.12 requires written terms addressing possession, control, responsibility, compensation, and other operating details. The rule also states that its required possession-and-control language does not decide whether the driver is an independent contractor or employee. The contract, actual conduct, Louisiana law, and asserted theory of fault still require separate analysis.
The guide to owner-operator and carrier paperwork explains why the full lease packet, trip documents, settlement sheets, dispatch messages, insurance filings, registrations, and maintenance agreements are more useful than a single label.
Short Retention Periods Can Shape the Evidence Dispute
A focused preservation request should identify the driver, tractor, trailer, trip, date, and electronic systems involved. Depending on the facts, it may cover ELD records and edit histories, supporting documents, dispatch, GPS, telematics, engine-control data, onboard video, collision-avoidance data, mobile devices, driver qualification records, inspections, maintenance, repairs, testing, cargo documents, and the carrier’s post-crash file.
The retention periods are not uniform. 49 C.F.R. 395.8(k) requires a carrier to retain required records of duty status and supporting documents for at least six months. Under 49 C.F.R. 391.51, a driver qualification file is generally kept throughout employment and for three years afterward, while some listed records may be removed three years after execution. 49 C.F.R. 396.3 requires identified vehicle inspection and maintenance records to be kept for one year and for six months after the vehicle leaves the carrier’s control.
Those minimum periods do not guarantee that every dashcam clip or vendor file will survive. Loop recording, vendor settings, repairs, continued vehicle use, and data-export practices can change what exists. A request may need to reach the device, native files, metadata, edit history, vehicle, and outside vendor instead of asking only for printed summaries.
The Insurer May Dispute Injury Even When Fault Is Clear
A defense can accept that the truck driver made a mistake and still contest causation or damages. The insurer may cite delayed treatment, gaps in care, prior conditions, degenerative findings, different symptom descriptions, return-to-work records, or social media. It may also dispute lost income, future care, and which medical charges are recoverable.
A dated medical and financial history is more useful than an argument with the adjuster. Preserve emergency and follow-up records, referrals, restrictions, prescriptions, bills, wage records, and tax documents. Be accurate about prior conditions. The evidence should distinguish a new injury, an aggravation of an existing condition, and a complaint that has another cause.
A recorded statement can create a separate dispute if the speaker guesses about speed, distance, injuries, or company relationships. If pain, medication, or confusion affects memory, say so. An honest limitation is easier to evaluate than a precise estimate that later conflicts with electronic data.
The First Policy Identified May Not Be the Only Coverage
The policy listed on an exchange form may not reveal the whole insurance structure. A crash can involve motor-carrier liability coverage, owner-operator coverage, trailer or interchange coverage, excess insurance, umbrella insurance, or a policy issued to another responsible business.
49 C.F.R. part 387 sets minimum financial-responsibility requirements for specified motor carriers and cargo. Those federal minimums do not establish every policy available or the value of a claim. The guide to carrier insurance layers after a Louisiana truck crash explains why company identity and policy structure should be confirmed before treating one limit as the entire recovery source.
An early settlement offer is not automatically improper. The risk is timing. Future treatment, lost earning capacity, another insurer, or another responsible company may still be unknown. A signed release can end the claim even if a later diagnosis or policy is discovered.
Test the Defense in the Same Order the Evidence Develops
Begin with appropriate medical care and the original scene record. Then identify the driver, carrier, equipment owners, trip participants, and likely data vendors. Preservation requests should go out before short-lived evidence disappears. At the same time, the medical, wage, and expense record should develop without exaggeration or gaps that lack an explanation.
Each defense can then be matched to a source. A lane-change argument can be compared with video, damage, witnesses, and vehicle data. A driver-status argument can be compared with the lease, dispatch, trip papers, and payment records. A maintenance defense can be compared with inspection, repair, and vendor files. An injury defense can be compared with the pre-crash baseline, provider history, examination findings, restrictions, and course of recovery.
For delictual actions arising on or after July 1, 2024, Civil Code article 3493.1 generally provides two years from the day injury or damage is sustained. Earlier incidents and special claims may follow different rules. The evidence clock is often much shorter than the filing period, which is why preservation and identification should not wait for the legal deadline to approach.