Compiled Laws, Chapter 750. Michigan Penal Code § 750.227b

Sec. 227b.  (1) A person who carries or has in his or her possession a firearm when he or she commits or attempts to commit a felony, except a violation of section 223, 227, 227a, or 230,  1 is guilty of a felony and shall be punished by imprisonment for 2 years.  Upon a second conviction under this subsection, the person shall be punished by imprisonment for 5 years.  Upon a third or subsequent conviction under this subsection, the person shall be punished by imprisonment for 10 years.

(2) A person who carries or has in his or her possession a pneumatic gun and uses that pneumatic gun in furtherance of committing or attempting to commit a felony, except a violation of section 223, 227, 227a, or 230, is guilty of a felony and shall be punished by imprisonment for 2 years.  Upon a second conviction under this subsection, the person shall be punished by imprisonment for 5 years.  Upon a third or subsequent conviction under this subsection, the person shall be punished by imprisonment for 10 years.

(3) A term of imprisonment prescribed by this section is in addition to the sentence imposed for the conviction of the felony or the attempt to commit the felony and shall be served consecutively with and preceding any term of imprisonment imposed for the conviction of the felony or attempt to commit the felony.

(4) A term of imprisonment imposed under this section shall not be suspended.  The person subject to the sentence mandated by this section is not eligible for parole or probation during the mandatory term imposed under subsection (1) or (2).

(5) This section does not apply to a law enforcement officer who is authorized to carry a firearm while in the official performance of his or her duties and who is in the performance of those duties.  As used in this subsection, “law enforcement officer” means a person who is regularly employed as a member of a duly authorized police agency or other organization of the United States, this state, or a city, county, township, or village of this state and who is responsible for the prevention and detection of crime and the enforcement of the general criminal laws of this state.