Department of Revenue Services State of Connecticut (Rev. 12/23)2023Schedule CTSINonresident or PartYear Resident Schedule of Income From Connecticut SourcesComplete this schedule if you were a nonresident.
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How to fill out the CT DRS Schedule CT-SI online
The CT DRS Schedule CT-SI is a vital document for nonresidents or part-year residents of Connecticut to report income from Connecticut sources. This guide provides step-by-step instructions on how to accurately complete this form online, ensuring you meet all requirements and submit your tax information correctly.
Follow the steps to fill out the CT DRS Schedule CT-SI online.
- Click ‘Get Form’ button to obtain the CT DRS Schedule CT-SI and open it for completion.
- Ensure you have your personal information ready, including your first name, last name, and Social Security number. If filing jointly, gather your spouse's details as well.
- In Part 1, list your Connecticut income. Fill in the amounts for wages, salaries, tips, taxable interest, ordinary dividends, and other income sources as applicable, using blue or black ink.
- In Part 2, enter any adjustments to your Connecticut income such as educator expenses or student loan interest deductions. Make sure to total these adjustments accurately.
- Calculate your Connecticut income by subtracting the total adjustments from your gross income entered in Line 15.
- If you need to apportion your income, complete the Employee Apportionment Worksheet with your working days inside and outside Connecticut.
- Review all entries carefully to ensure accuracy.
- Once the form is completed, proceed to save your changes, and download, print, or share the form as needed.
Complete your CT DRS Schedule CT-SI online today to ensure timely processing of your tax return.
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