Mich. Admin. Code R. 15.1a
Rule 1.a. The board shall receive complaints concerning alleged unethical conduct by a public officer or employee from any person or entity, inquire into the circumstances surrounding the alleged unethical conduct, and make recommendations concerning individual cases to the appointing authority with supervisory responsibility for the person whose activities have been investigated. The board shall also initiate investigations of practices that could affect ethical conduct of a public officer or employee. The board shall issue and publish advisory opinions upon request from a public officer or employee or their appointing or supervisory authority relating to matters affecting ethical conduct of a public officer or employee.
Mich. Admin. Code R. 15.1a