Investigations that run on their own
Serious and fatal crashes are often investigated by a dedicated police unit, and in some cases prosecutors review whether criminal charges are warranted. That process belongs to the police and the district attorney, and the family usually has little control over its pace. The investigation file, including reconstruction findings, may not be released until it is complete. A civil claim does not have to wait for it, but the two often overlap, and evidence gathered in one can matter to the other. If charges are filed, the prosecutor's office usually has staff who can keep the family informed.
What the family can do now
Keep any letters from insurers, the police incident number, and the names of officers or investigators who contacted you. Hold off on recorded statements to the other driver's insurer. If the person who died had an auto policy, notify that insurer, since benefits may be available under it. Medical and funeral bills should be kept together. Above all, avoid signing anything from an insurer until you understand what it gives up. Relatives often receive calls from people offering to help with a claim; it is reasonable to take time and choose representation deliberately.
The estate step
In New York, a claim for a death is generally brought by a personal representative of the estate, appointed through the Surrogate's Court. That appointment can take time, and the filing deadlines for a death claim keep running while it happens, so starting it early matters. A fatal traffic accident involving a public vehicle or a road condition may also require a notice of claim within a short window. When a family reaches out, we listen first, then explain who would need to be appointed, which deadlines apply, and what can safely wait.