Mississippi Income Tax Form 80-320
|Download Form 80-320 (PDF)||Mississippi Estimated Tax Underpayment Form updated 02/2013|
Printable Mississippi Income Tax Form 80-320
If you underpaid or failed to pay your estimated income tax for the previous tax year, you must file form 80-320 to calculate and pay any interest or penalties due. For more information, see the Mississippi Income Tax page.