New Hampshire Laws on Assisted Suicide
New Hampshire Revised Statutes Section 630:4

630:4 Causing or Aiding Suicide. –

I. A person is guilty of causing or aiding suicide if he purposely aids or solicits another to commit suicide.

II. Causing or aiding suicide is a class B felony if the actor's conduct causes such suicide or an attempted suicide. Otherwise it is a misdemeanor.

Source: New Hampshire Government, "New Hampshire Revised Statutes," (accessed Nov. 8, 2012)