Montana has a state law requiring “good cause”: https://leg.mt.gov/bills/mca/title_0390/chapter_0020/part_0090/sections_index.html https://leg.mt.gov/bills/mca

Montana has a state law requiring “good cause”: https://leg.mt.gov/bills/mca/title_0390/chapter_0020/part_0090/sections_index.html https://leg.mt.gov/bills/mca/title_0390/chapter_0020/part_00... https://en.wikipedia.org/wiki/At-will_employment https://en.wikipedia.org/wiki/At-will_employment