The following is one of the military education benefits for Montana.  You can view all the military education benefits for Montana here.

Montana Charges for Tuition for Veterans: The regents may prescribe tuition rates, matriculation charges, and incidental fees for students in institutions under their jurisdiction. The regents may waive nonresident tuition for selected and approved nonresident students, not to exceed at any unit 2% of the full-time equivalent enrollment at that unit during the preceding year; however, when necessary, tuition may be waived in excess of 2% of unit enrollment for nonresident students who enroll under provisions of any WICHE-sponsored state reciprocal agreements that provide for the payment, when required, of the student support fee by the reciprocal state.

Eligibility: Residents of Montana who served with the armed forces of the United States in any of its wars and who were honorably discharged from military service; children of residents of Montana who served with the armed forces of the United States in any of its wars and who were killed in action or died as a result of injury, disease, or other disability incurred while in the service of the armed forces of the United States; the spouses or children of residents of Montana who have been declared to be prisoners of war or missing in action; or the spouse or children of a Montana national guard member who was killed or died as a result of injury, disease, or other disability incurred in the line of duty while serving on state active duty. (Montana Code 20-25-421)