SECTION 10I. Transporting firearm, rifle, shotgun, machine gun or sawed-off shotgun into commonwealth for use in commission of criminal activity or to unlawfully distribute, sell or transfer possession to prohibited person; penalty

(a) Whoever transports a firearm, rifle, shotgun, machine gun or sawed-off shotgun into the commonwealth to use the weapon for the commission of criminal activity shall be punished by imprisonment in the state prison for not less than 5 years nor more than 10 years.

(b) Whoever transports a firearm, rifle, shotgun, machine gun or sawed-off shotgun into the commonwealth to unlawfully distribute, sell or transfer possession of the weapon to a prohibited person, as defined in section 131 of chapter 140, shall be punished by imprisonment in the state prison for not less than 10 years nor more than 20 years.

(c) Whoever transports a firearm, rifle, shotgun, machine gun or sawed-off shotgun into the commonwealth to unlawfully distribute, sell or transfer the weapon to a prohibited person, as defined in section 131 of chapter 140, and if the weapon is subsequently used to cause the death of another, shall be punished by imprisonment in the state prison for not less than 20 years.