Connecticut State Department of Revenue Services

HOLIDAY: The Department of Revenue Services will be closed on Thursday, June 19th, a state holiday.

WEBINAR: DRS will be holding a webinar on Wednesday, June 25, 2025, at 10:00 a.m.  This session will provide an overview of the sales and use tax requirements pertaining to Sales and Use Taxes: Selling at Antique Shows, Craft Shows, Fairs, Farmer’s Markets, or Flea Markets. Select here to register.

Coming Soon to myconneCT

On September 13, 2022, DRS will complete the third phase of its multi-phase, multi-year modernization project. More tax types, including Individual Income Tax, and additional taxpayer services will be available from myconneCT. Here is what’s coming to myconneCT next:

Individuals

Tax types:

  • Individual Income Tax (CT-1040 & CT-1040NR/PY), CT-1040 Extensions & Estimates
  • Gift & Estate Tax (CT-706/709)
  • Individual Use Tax, Individual Use Tax Refunds
  • Alcoholic Beverages Tax (Form S&BT, previously not available online)

myconneCT will also accept bulk upload files for Individual Income Forms CT-1040EXT and CT-1040ES

Services available:

  • Where’s My Refund?
  • What’s My 1099-G Amount?
  • Individual Income Tax Status Letters
  • Individual Income Tax payment plans
  • CERT-106 Claim for Refund of Use Tax Paid on Motor Vehicle Purchased from Other than a Motor Vehicle Dealer
  • CT-3911 Taxpayer Statement Regarding State of Connecticut Tax Refund

Please be advised: Your Taxpayer Service Center (TSC) credentials will not work in myconneCT. To use myconneCT, you will be required to create a myconneCT username and password.

Businesses

Additional Tax Types:

  • Controlling Interest Transfer (AU-330 & AU-331)
  • Alcoholic Beverages Tax (Form O-255, previously not available online)
  • Attorney Occupational Tax (Form 472)

myconneCT will also accept bulk upload files Attorney Occupational Tax (Form 472)