Connecticut State Department of Revenue Services

Walk-in services at all DRS branch office locations remain suspended. Email DRS at drs@po.state.ct.us. Email the Priority One Taxpayer Assistance Program: DRSPriorityOne_CollectionsAssist@po.state.ct.us. Please check our Frequently Asked Questions page.

Pass-Through Entity Tax

  1. Make payments electronically on the Taxpayer Service Center (TSC). You may file and pay using your Federal Identification number (FEIN), you do not need a Connecticut tax registration number.
  2. Taxpayer Service Center (TSC) Update - The TSC now accepts estimated payments electronically on Form CT-1065/CT-1120SI ES.
  3. SN 2018(4), Guidance on 2018 Estimated Payments for the Newly Enacted Pass-Through Entity Tax
  4. 2018 CT-1065/CT-1120 SI ES - (COUPON)
  5. OCG-6, Guidance Regarding the Calculation of the Pass-Through Entity Tax
  6. OCG-7, Regarding the Pass-Through Entity Tax Credit
  7. Pass-Through Entity Tax Forms
  8. Pass-Through Entities (PEs) with nonresident members who receive guaranteed payments