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Department of Taxation and Finance

Tax tips for avoiding common filing errors for general business corporations

Follow the tips below to prevent mistakes on your Form CT-3 or Form CT-3-A that may result in bills for additional tax, penalty, and interest.

For more information see, General business corporation tax forms (current year).

General tips

Mark only the applicable checkboxes that apply to your circumstances and leave the rest of the checkboxes blank.

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