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Online Services - File, Pay and Maintain your account for FREE!
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NOTE: If you are currently using Internet Explorer 10.0 or the latest version of Firefox you may experience compatibility issues when using the TSC. See TSC Troubleshooting section below. |
| New to the TSC? |
Login to TSC |
TSC gives you the ability to:
- file tax returns;
- make payments;
- view your tax account information;
- register a new business;
- add additional taxes to an existing business;
Never Registered?
If you are starting a new business in Connecticut and have not yet registered
with the Department of Revenue Services, then
Already Registered?
If you have already obtained a CT Tax Registration number, and this is your first time logging in, then follow the steps in your PIN Notification Letter to create your Online Profile. |
Use the login buttons below to access the TSC platform you need. Ex. A business owner would enter through the Business platform. Bulk filers would use the Tax Preparer platform.
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| TSC resource information |
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TSC TUTORIALS |
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TSC Troubleshooting |
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Fast - Accurate - Easy - Secure
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