My clients often arrive at my office having already spoken with insurance adjusters, airport personnel, and even local law enforcement — and still have no clear picture of who is actually running the investigation into what happened. That confusion is understandable. Aviation accident investigations involve multiple agencies operating under distinct authorities, and knowing who controls what evidence can directly affect your legal options. At Kluksdal Law | Boise Personal Injury Attorney, I work with families and survivors throughout Idaho, and this question comes up in almost every aviation case I handle.
Who Investigates Aviation Accidents in the United States in Boise?
Two federal agencies lead the investigation of aviation accidents in the United States, and both are relevant to crashes occurring in or near Boise, Idaho.
The National Transportation Safety Board (NTSB) is the primary investigative agency for civil aviation accidents. Under 49 U.S.C. § 1131, the NTSB has exclusive authority to investigate aviation accidents and determine probable cause. When a plane goes down near Boise — at Boise Airport (BOI), at a rural strip in the Treasure Valley, or on a backcountry flight originating from the area — the NTSB opens a file. The agency sends investigators, collects wreckage evidence, reviews maintenance logs, interviews witnesses, and ultimately issues a formal accident report. These reports are public and searchable through the NTSB’s Aviation Accident Database.
The Federal Aviation Administration (FAA) also has a role, though a different one. The FAA participates in NTSB investigations and may pursue its own enforcement actions — against pilots, airlines, maintenance technicians, or airports — if it finds regulatory violations. The FAA sets and enforces Federal Aviation Regulations (FARs), and those regulations become critical documents in any civil lawsuit that follows an accident.
In some crashes involving military aircraft or federal government planes, the relevant branch of the U.S. Department of Defense or another federal body may lead the investigation instead of the NTSB.
Local law enforcement — Ada County Sheriff’s Office, Boise Police, or Idaho State Police — may respond first to the crash scene, but they defer jurisdiction on the investigation itself to the NTSB. They have no authority to determine aviation accident cause under federal law.
One thing I want to be direct about: NTSB reports are valuable, but they are not designed to assign legal liability. The agency’s findings on probable cause can support a civil claim, but they do not determine who owes damages to victims.
Why the NTSB Investigation Matters to Your Legal Case?
The NTSB’s process takes time — often 12 to 24 months for a full report, sometimes longer for complex accidents. In my experience, families are sometimes tempted to wait for the report before pursuing legal action. That can be a costly mistake.
Idaho’s statute of limitations for personal injury claims is two years under Idaho Code § 5-219. If your claim involves a wrongful death, the same two-year window applies from the date of death. Waiting for the NTSB to finish its report before contacting an attorney puts you at real risk of running out of time — especially since a Boise wrongful death attorney often needs months to conduct an independent investigation before filing.
The NTSB also has a rule that matters to litigants: agency staff and their factual reports cannot be used as evidence in civil proceedings under 49 U.S.C. § 1154(b). You can use the public accident report and the probable cause finding, but NTSB investigators cannot testify in your lawsuit. This means your attorney needs to retain independent aviation experts — accident reconstructionists, avionics specialists, maintenance engineers — who can present their own analysis to a jury.
How Evidence Gets Preserved After a Crash Near Boise?
This is where speed genuinely matters. Aircraft wreckage, black box data (where present), cockpit voice recordings, air traffic control communications, and maintenance records are all time-sensitive. The NTSB secures wreckage at the scene, but once the agency releases it, the aircraft owner or operator can move or even dispose of it.
In cases I handle out of our Boise office, one of the first steps is sending a spoliation letter — a formal legal demand to all potentially liable parties requiring them to preserve all evidence. This goes to the aircraft operator, the maintenance facility, the airport if relevant, and any manufacturer whose parts may be involved. Without that letter, critical evidence can disappear legally and physically.
The FAA maintains records through its Aircraft Registry and Airmen Certification Database. Those records — ownership history, airworthiness certificates, maintenance signoffs — are often central to proving a case involving an older aircraft or a poorly maintained fleet.
According to Pew Research Center data on public trust in regulatory agencies, the NTSB consistently ranks among the most trusted federal bodies. Its findings carry real weight — with juries, with insurance companies, and with opposing counsel.
What You Should Do While the Investigation Is Open?
Do not give recorded statements to any insurance adjuster — the operator’s carrier, the manufacturer’s carrier, or anyone else — before speaking with an aviation accident lawyer. Insurance companies begin their own parallel investigations immediately, and their goal is to limit payouts, not help you understand your rights. FindLaw’s guidance on accident claims makes this point clearly: early statements frequently become the most damaging evidence against claimants.
Preserve everything on your end. Text messages, voicemails from the operator, photos taken at the scene, any documentation of the aircraft you received before the flight — keep all of it.
If the accident involved a helicopter, the same NTSB and FAA framework applies. Helicopter accident claims in Idaho often involve low-altitude agricultural or backcountry operations, and those cases carry unique liability questions around flight planning, weight limits, and terrain avoidance equipment. The American Bar Association has noted that aviation litigation is among the most expert-intensive areas of personal injury law, and helicopter cases sit near the top of that list.
Our team’s background and experience handling aviation claims across Idaho means we already have relationships with the right technical experts — people who understand Idaho’s specific flying environment, from the high-desert terrain around Boise to the mountain corridors to the north.
You can also see what past clients have said about working with us on serious injury and wrongful death cases.
Talk to an Attorney Before the Investigation Closes
If you or someone in your family was hurt — or killed — in an aviation accident anywhere in Idaho, Kluksdal Law | Boise Personal Injury Attorney is ready to help you understand what the federal investigation means for your civil claim and what steps need to happen now.
Call us at (208) 996-8180 or schedule a consultation online. You can also visit our office at 350 N 9th St Ste 500, Boise, ID 83702. There is no fee for the initial conversation, and no obligation.
Written by John Kluksdal, aviation accident attorney serving clients throughout Boise and Idaho.
