Form 80-105
Mississippi Individual Resident Income Tax Return (Long)
Form 80-105 is the long form for Mississippi residents to file their Mississippi tax returns. This form should be used by Mississippi residents who (1) did not meet the requirements to file Form 80-110 or (2) want to minimize their tax liability by itemizing their deductions and claiming tax credits and income adjustments. If you are not sure what form (Form 80-110 or Form 80-105) to file consult the Mississippi tax booklet (Form 80-100). If you are a Mississippi resident who needs to file a Mississippi tax return you will have to use either Form 80-110 or 80-105 to file your return, however you may supplement this form with additional forms or schedules.
Download Form 80-105
Instructions:
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Mississippi Form 80-105 Line by Line Guide
If you live in Mississippi, don’t miss our breakdown of its individual income tax return.