(a) For purposes of this section,
(1) “Controlled substance” shall have the same meaning as provided in subsection (e), section one hundred one, article one of this chapter.
(2) “Fentanyl” refers to the substance identified in subdivision (9), subsection (c), section two hundred six, article two of this chapter, and any analog or derivative thereof.
(b) Any person who violates the provisions of subsection (a), section four hundred one of this article or section four hundred nine of this article in which fentanyl is a controlled substance involved in the offense, either alone or in combination with another controlled substance, shall be guilty of a felony, and upon conviction thereof, shall be punished in accordance with the following:
(1) If the net weight of fentanyl involved in the offense is less than one gram, such person shall be imprisoned in a correctional facility not less than two nor more than ten years.
(2) If the net weight of fentanyl involved in the offense is one gram or more but less than five grams, such person shall be imprisoned in a correctional facility not less than three nor more than fifteen years.
(3) If the net weight of fentanyl involved in the offense is five grams or more, such person shall be imprisoned in a correctional facility not less than four nor more than twenty years.