File Minnesota Form M1X
Prepare Minnesota Form M1X now with TaxAct
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Minnesota Form M1X is a tax return document for individuals who need to amend their previous return. Also known as the amended individual tax return form, it is used to correct any errors in income, reimbursements or tax credits on a number of other Minnesota M1 tax documents. When filling out your M1X form, you will be given the chance to explain why you are making an amendment in your tax return.