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2020Form CT1120XDepartment of Revenue Services State of Connecticut (Rev. 12/20) 1120X 1220W 01 9999Amended Connecticut Corporation Business Tax ReturnComplete this form in blue or black ink only.
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How to fill out form ct-1120x 2020

01
To fill out form CT-1120X 2020, follow these steps:
02
Start by entering the corporation's name, address, and employer identification number (EIN) at the top of the form.
03
Provide the federal identification number, if applicable.
04
If the corporation filed an original return for the tax period being amended, indicate the original return's filing status.
05
Fill in Part I to report the changes being made to the original return. Include detailed explanations for each change.
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If additional space is required for any part of the form, attach supporting schedules or statements.
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Complete Part II to calculate the revised tax liability or refund due.
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Sign and date the form.
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Keep a copy for your records and submit the completed form to the appropriate tax authority.

Who needs form ct-1120x 2020?

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Form CT-1120X 2020 is needed by Connecticut corporations that need to amend their original tax return for the 2020 tax year. It is used to report any changes or corrections to the original tax filing, such as adjustments in income, deductions, credits, or tax liability. Corporations that have discovered errors or omissions in their original return should file form CT-1120X to rectify the mistakes and ensure accurate tax reporting.
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Form CT-1120X is the Amended Corporation Business Tax Return for corporations in Connecticut.
Corporations that have previously filed a CT-1120 return and need to amend their tax information are required to file Form CT-1120X.
To fill out Form CT-1120X, start by providing the corporation's identification information, including name, address, and federal employer identification number (EIN). Then, indicate the tax period being amended, and fill in the corrected figures in the appropriate sections, explaining the reasons for the amendments.
The purpose of Form CT-1120X is to allow corporations to correct errors or omissions in their previously filed Corporation Business Tax Returns.
Form CT-1120X requires reporting of the corporation's identification details, the original and amended amounts of income, deductions, and taxes owed, as well as explanations for each amendment.
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