File Missouri Form MO-1040A
Prepare Form MO-1040A now with H&R Block
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Yearly versions of this Tax Form
Form MO-1040A is the short form (Form MO-1040 is the long form) used by Missouri residents to file their Missouri tax returns. To file Form MO-1040A the taxpayer must meet certain requirements. If these requirements are not met, the taxpayer should file their return using MO-1040.