Employment Law Questions? Ask an Employment Lawyer.
No, it is not legal. You must be paid overtime for all hours in excess of 40 hours.
You can file wage claim with Michigan Department of Labor or U.S. Department of Labor, Wage and Hour Division.
Kindly give a positive rating to my response so that I can receive credit for responding to your post. There is no additional cost to you for doing this.
Thank you for your cooperation.