If your son was injured in this auto accident he is entitled to pusue a claim against the at fault driver for the damages he sustained. What is unclear from your question is whether your son's father has retained an attorney to pusue your son's claim. The fact that he is asking for your son's SS# indicates that a settlement may have been reached on your son's case. Insurance companies are now asking for SS# of the people they settle with because they are required to report settlements to...