Instructions for Form CT-1120CU Combined Unitary Corporation Business Tax Return - Connecticut

Form CT-1120CU Combined Unitary Corporation Business Tax Return - Connecticut

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

FAQ

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

Q: Who needs to file Form CT-1120CU?
A: Unitary corporations that are subject to the Connecticut business tax and have a combined group of corporations must file Form CT-1120CU.

Q: What is a unitary corporation?
A: A unitary corporation is a group of corporations that are engaged in a unitary business and are sufficiently interdependent, integrated, and interrelated to form a single economic unit.

Q: What is a combined group of corporations?
A: A combined group of corporations is a group of corporations that are engaged in a unitary business and meet certain ownership and control requirements.

Q: What information is required on Form CT-1120CU?
A: Form CT-1120CU requires information about the unitary corporations in the combined group, including income, deductions, apportionment factors, and tax credits.

Q: When is Form CT-1120CU due?
A: Form CT-1120CU is due on the same date as the federal income tax return, generally April 15th, or the 15th day of the fourth month following the close of the taxable year.

Q: Are there any penalties for late filing of Form CT-1120CU?
A: Yes, there are penalties for late filing of Form CT-1120CU, including a late filing fee and interest on any unpaid taxes.