Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.82116a

Sec. 82116a.  (1) The owner of a snowmobile whose vehicle number has been altered, removed, or defaced, including the owner of a snowmobile who intends to register the snowmobile as an assembled snowmobile, shall apply, in a form prescribed by the department of state, to the department of state for a special identifying number accompanied by an application for a certificate of registration and the required fees.  The owner shall furnish information satisfying the department of state that he or she is the owner, upon receipt of which the department of state shall assign a special identifying number for the snowmobile, preceded by a symbol indicating this state.  The department of state shall maintain a record of assigned special identifying numbers.  The special identifying number shall be applied to the snowmobile as directed by the department of state.  The special number shall be regarded as the identifying number of the snowmobile.

(2) The owner of a snowmobile whose vehicle number is missing shall apply, in a form prescribed by the department of state, to the department of state for a replacement vehicle number accompanied by a $10.00 fee.  The owner shall furnish information satisfying the department of state that he or she is the owner of the snowmobile upon receipt of which the department of state shall assign a replacement vehicle number that shall be applied to the snowmobile as directed by the department of state.  The department of state shall note on the registration record for that snowmobile that a replacement vehicle number was issued for that snowmobile.