Download Form 80-300 (PDF)

Mississippi Estimated Individual Income Tax Return updated 02/2013

Printable Mississippi Income Tax Form 80-300

You must pay estimated income tax if you are self employed or do not pay sufficient tax witholding. You need to file form 80-300 with the Mississippi Department of Revenue on a quarterly basis. For more information, see the Mississippi Income Tax page.

Source: http://www.dor.ms.gov/docs/indiv_80300118.pdf