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Individual Income Tax Information

Welcome to the Connecticut Department of Revenue Services Individual Income Tax Information portal.
  • FILING REQUIREMENTS - Use this section to learn Income Tax filing requirements for residents, part-year and nonresidents.
  • INCOME TAX INFORMATION- Use this section to obtain answers to specific income tax questions, issues, programs and common filing misconceptions.
  • RESOURCES - Use this section to get links related to outside agencies and resourceful information.