Sources checked: September 28, 2026
A driver disappears after a Baton Rouge collision. The police may eventually identify the vehicle, but the injured person cannot wait for that investigation to save nearby video, document the damage, or notify the insurers. The first question for an injury claim is often whether the vehicles touched. Louisiana’s uninsured motorist law treats a no-contact crash differently from a collision with an unidentified vehicle.
At the scene, record what can still be found
Call 911, ask for medical help if needed, and do not chase the departing driver. Give the dispatcher details you actually recall: direction of travel, even part of a plate, color, body style, damage, decals, or a missing light. If you can do so safely, photograph the vehicles, roadway, debris, paint transfer, and any nearby cameras. Collect witness names and contact information. A person who saw the unknown vehicle’s conduct can become particularly important in a no-contact case.
Keep loose fragments and damaged parts available for inspection, and document their condition before repair. Dashcams and business cameras may overwrite footage. A police report and 911 record can preserve the early description, while later video, repair records, or witness accounts may help identify the vehicle. Louisiana R.S. 14:100 addresses a driver’s intentional failure to stop, identify themselves, and render reasonable aid. A criminal case and an injury insurance claim are separate; an arrest is not a prerequisite for notifying an insurer.
Read the UM form, not just the declarations page
R.S. 22:1295 generally requires bodily injury uninsured motorist coverage with a Louisiana automobile liability policy at no less than the bodily injury liability limits unless the named insured makes a valid written rejection or selects lower limits or economic-only coverage on the prescribed form. Economic-only UM excludes noneconomic loss such as pain and suffering. The initial selection can remain effective through qualifying renewals and changes; a new form may change it. Commercial automobile policies have a separate selection rule, so do not assume the same default applies to a company vehicle.
Ask for the policy, endorsements, and signed UM form, especially if coverage is denied. Who qualifies as an insured, which vehicle was occupied, other available coverage, the accident facts, and the policy language also matter. Our published guide to claims involving an uninsured driver explains the broader coverage inquiry.
Physical contact changes the proof question
When an unknown vehicle struck yours, preserve the contact evidence: matching damage, paint, debris, video, and witness observations. When a driver instead caused you to swerve or crash without any contact, R.S. 22:1295(1)(f) puts a particular burden on a bodily injury UM claim. The injured person must prove through an independent and disinterested witness that the injury resulted from the actions of the unknown, uninsured, or underinsured driver.
That statutory condition is specific to no-contact bodily injury UM. It should not be recast as a rule that every hit-and-run needs an unrelated eyewitness. Nor should a claimant assume that a passenger, relative, or financially interested observer qualifies, or that a recording automatically resolves the statutory witness question. Save the video and identify everyone who saw the event; counsel can assess the actual policy and evidence.
Vehicle repairs and treatment may use different coverage
Bodily injury UM does not by itself repair the car. Collision coverage may pay qualifying vehicle damage subject to its deductible and terms. R.S. 22:1295(1)(d) also describes a limited UM property-damage option, requested in writing, for a qualifying policy without collision coverage when UM has not been rejected. It has a $250 statutory deductible and excludes certain losses, including no-contact damage absent the specified independent and disinterested witness proof. Review the policy rather than assuming property damage follows the bodily injury claim.
Medical payments coverage or health insurance may help with treatment while responsibility is investigated. Reimbursement claims and balances can affect the eventual net recovery. The separate article on medical bills after a Louisiana car accident explains that payment sequence.
Report the loss while the investigation continues
Notify your auto insurer promptly, identify the event as a hit-and-run, and ask which coverages and notice duties it considers relevant. Keep the report number, witness contacts, photos, video, tow and repair documents, medical records, pay records, and insurer correspondence together. Be truthful and cooperate with reasonable policy obligations. Before a recorded statement or broad medical authorization, understand the request and the records it would reach.
If the driver is identified later, examine the driver’s liability insurance, vehicle owner, any employer connection, and other responsible parties. Until then, the evidence may support a UM claim. The Baton Rouge car accident practice page explains the broader fault, coverage, and damages work.
Fault allocation and filing deadlines still matter. The current Civil Code article 2323, amended effective January 1, 2026, generally reduces recovery for claimant negligence below 51 percent and bars it at 51 percent or more, subject to its provisions and the law applicable to the event. Civil Code article 3493.1 generally provides a two-year period for delictual actions arising after the July 1, 2024 effective date of Act 423; older incidents and particular claims can involve other periods. Policy notice and suit terms also deserve review. A police investigation does not by itself hold those deadlines open.
This is general information, not advice about a particular crash. A case-specific review can determine whether there was physical contact, what the UM selection actually provides, which witnesses qualify, and the earliest applicable deadline.