Connecticut State Department of Revenue Services

Upcoming CT DRS webinar: Select to register for the upcoming Withholding Forms W-2 and 1099 Annual Filing Webinar on Wednesday, January 15, 2025, at 10:00 a.m.

2023 Taxpayer Services Special Bulletins

Taxpayer Services Special Bulletin TSSB 2023-1 - Frequently Asked Questions Concerning the Cannabis Tax

Taxpayer Services Special Bulletin TSSB 2023-2 - Frequently Asked Questions Concerning IFTA Filing Requirements for the Periods January of 2023 Through May of 2023

Taxpayer Services Special Bulletin TSSB 2023-3 - Update to OCG-2 Pertaining to the Net Deferred Tax Liability Deduction

Taxpayer Services Special Bulletin TSSB 2023-4 - Prepaid Wireless E 9-1-1 Fee Decreases Effective July 1, 2023