(a) No firearm originally distributed to a law enforcement agency or a law enforcement officer shall provide the basis for liability under this unit.
(b) No action may be brought pursuant to this unit by a person who can be shown by a preponderance of the evidence to have committed a self-inflicted injury or by a person injured by a firearm while committing a crime, attempting to commit a crime, engaged in criminal activity, or engaged in a delinquent act.
(c) No action may be brought pursuant to this unit by a person who can be shown by a preponderance of the evidence to be engaged in the sale or distribution of illegal narcotics.
(d) No action may be brought pursuant to this unit by a person who either: (1) assumed the risk of the injury that occurred; or (2) negligently contributed to the injury that occurred.