If you are the spouse of a nonresident service member stationed in Mississippi, the income you earn in Mississippi is exempt from Mississippi income tax.
File a Mississippi Nonresident/Part-Year Resident Individual Income Tax Return claiming the exemption, attach a copy of your dependent ID card, and complete a State of Legal Residence Certificate (DD Form 2058).
A copy of your military dependent ID card, a completed State of Legal Residence Certificate, and your service member spouse’s orders assigning them to Mississippi.