Instructions for Form MO-1120S S-Corporation Income Tax Return - Missouri

This document contains official instructions for Form MO-1120S , S-Corporation Income Tax Return - a form released and collected by the Missouri Department of Revenue.

FAQ

Q: Who needs to file Form MO-1120S?
A: S-Corporations in Missouri need to file Form MO-1120S.

Q: What is Form MO-1120S used for?
A: Form MO-1120S is used to report income, deductions, and credits for S-Corporations in Missouri.

Q: When is the due date for Form MO-1120S?
A: Form MO-1120S is due on the 15th day of the third month following the end of the tax year.

Q: Are there any penalties for filing Form MO-1120S late?
A: Yes, there are penalties for filing Form MO-1120S late. The penalty is based on the amount of tax due and the number of days late.

Q: Do I need to include Schedule K-1 with Form MO-1120S?
A: Yes, you need to include Schedule K-1, which shows each shareholder's share of the S-Corporation's income, deductions, and credits.

Q: Are there any specific instructions for completing Form MO-1120S?
A: Yes, the Missouri Department of Revenue provides detailed instructions for completing Form MO-1120S. It is important to follow these instructions carefully.

Q: Can I amend Form MO-1120S if I make a mistake?
A: Yes, you can amend Form MO-1120S if you make a mistake. Fill out a new Form MO-1120S and check the box indicating that it is an amended return.