Instructions for Form CT-1120 Corporation Business Tax Return - Connecticut

Instructions for Form CT-1120 Corporation Business Tax Return - Connecticut

This document contains official instructions for Form CT-1120 , Corporation Business Tax Return - a form released and collected by the Connecticut Department of Revenue Services. An up-to-date fillable Form CT-1120 is available for download through this link.

FAQ

Q: What is Form CT-1120?
A: Form CT-1120 is the Corporation Business Tax Return for the state of Connecticut.

Q: Who needs to file Form CT-1120?
A: All corporations doing business or deriving income from sources within Connecticut must file Form CT-1120.

Q: What information is required on Form CT-1120?
A: Form CT-1120 requires information on the corporation's income, deductions, credits, and tax liability.

Q: When is Form CT-1120 due?
A: Form CT-1120 is due on the 15th day of the fourth month following the close of the corporation's tax year.

Q: Are there any extensions available for filing Form CT-1120?
A: Yes, corporations may request a six-month extension to file Form CT-1120 by submitting Form CT-1120 EXT.

Q: How can I file Form CT-1120?
A: Form CT-1120 can be filed electronically using the Connecticut Taxpayer Service Center, or by mail using the address provided in the instructions.

Q: Are there any penalties for late filing of Form CT-1120?
A: Yes, there are penalties for late filing and late payment of taxes due. The specific penalties are listed in the instructions for Form CT-1120.

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Instruction Details:

  • This 5-page document is available for download in PDF;
  • Actual and applicable for this year;
  • Complete, printable, and free.

Download your copy of the instructions by clicking the link below or browse hundreds of other forms in our library of forms released by the Connecticut Department of Revenue Services.

Download Instructions for Form CT-1120 Corporation Business Tax Return - Connecticut

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