NOTICE: Taxpayers are strongly encouraged to visit the DRS website for answers to many questions. You may also email DRS at drs@po.state.ct.us. 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

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.