If she is a MI resident, all her income is taxable to her home state. However, they do offer a credit.
MI-1040, Line 18: Credit for Income Tax Imposed by Government Units outside Michigan.
Line 18a: Enter the total income tax paid to other government units. If you paid tax to more than one unit, attach a schedule showing the tax paid to each government unit.
Include the amount of income tax paid to:
- A nonreciprocal state (Any state other than Illinois, Indiana, Kentucky, Minnesota, Ohio, or Wisconsin)
- A local government unit outside Michigan, including tax paid to local units within reciprocal states (e.g., City of Toledo)
- The District of Columbia
- A Canadian province.
@Rjg123
