Michigan Compiled Laws, Chapter 339. Occupational Code § 339.5713

Sec. 713.  (1) The department shall issue a master electrician's license to an individual who is at least 22 years old, meets the requirements described in article 2,  1 and meets all of the following:

(2) If he or she fails to pass the master electrician examination 2 times within a period of 2 years, an applicant is ineligible to sit for another examination for at least 1 year from the date of failure of the second examination.  After that 1-year period, he or she is again eligible to sit for a master electrician examination if he or she presents to the board proof of the successful completion of a course on Michigan electrical code, electrical fundamentals, or electrical theory approved by the board.

(3) A holder of a master electrician's license cannot be used to meet the eligibility requirement described in section 711(a) or (b)   2 for more than 1 electrical contractor's license.

(4) As a condition of renewal of a master electrician's license, the master electrician must demonstrate the successful completion of a course, approved by the board, concerning any update or change in the state construction code within 12 months after the update or change in that code.  This requirement applies only during or after those years that the state construction code is updated or changed.