NOTICE: Taxpayers are strongly encouraged to visit the DRS website for answers to many questions. You may also email DRS at If contacting DRS by phone, please plan for wait times that may be longer than usual. See DRS FAQ's, which now include important information regarding Connecticut sales tax. Frequently Asked Questions

Do You Owe Tax? - Nexus

If you or your business is not in compliance with Connecticut tax laws, you should:

  1. Register if you are a business
  2. Read about the Voluntary Disclosure Program
  3. Review Your Rights As a Connecticut Taxpayer
  4. File tax returns for business taxes or personal income taxes
  5. Pay Connecticut taxes that you owe.

Obtaining Tax Forms

Download forms from our Forms Page.  You may also call our Forms Unit at 860-297-5962 (Hartford area or out-of -state) or 1-800-382-9463 (in-state) 24 hours a day and choose Option 2. You may also order forms online.

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