2021 ct form: Fill out & sign online

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Click ‘Get Form’ to open the 2021 CT Form in our editor.
Begin by entering your name and Connecticut Tax Registration Number at the top of the form. Ensure all details are accurate to avoid processing delays.
Fill in your address, including city, state, and ZIP code. This information is crucial for identification purposes.
Select the reporting quarter by checking the appropriate box (1, 2, 3, or 4). If you no longer have employees in Connecticut, check that box and provide the date of your last payroll.
In Section 1, enter gross wages paid during the quarter on Line 1. Follow this with gross Connecticut wages on Line 2 and tax withheld on Line 3.
Complete Lines 4 through 11 as instructed, ensuring to calculate totals accurately. For faster refunds, consider filling out direct deposit information in Lines 10a to 10c.
Finally, sign and date the form at the bottom before submitting it electronically via our platform.

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