Connecticut State Department of Revenue Services

Highway Use Fee - Registration is now open for certain carriers to register for the new Connecticut Highway Use Fee - Click here for more information.

IMPORTANT INFORMATION - the following tax types are now available in myconneCT: Individual Income Tax, Attorney Occupational Tax, Unified Gift and Estate Tax, Controlling Interest Transfer Tax, and Alcoholic Beverage Tax. - Click here for the latest information.

Withholding Forms

Tables and Publications

Name Description Revised Date
2023 Withholding Tax Tables 12/2022
IP 2023(1)  Connecticut Circular CT Employer's Tax Guide 12/2022
IP 2023(7)  Is My Connecticut Withholding Correct? 12/2022
IP 2023(8)  Connecticut Tax Guide for Payers of Nonpayroll Amounts 12/2022
TPG-211  2023 Withholding Calculation Rules 12/2022

Withholding Forms

Name Description Revised Date
 CT-W4  2023 Employee's Withholding Certificate 12/2022
 CT-941  2023 Connecticut Quarterly Reconciliation of Withholding 12/2022
 CT-941X  Amended Connecticut Reconciliation of Withholding 09/2021
 CT-8109  2023 Connecticut Withholding Tax Payment Form for Nonpayroll Amounts 12/2022
 CT-945  2022 Connecticut Annual Reconciliation of Withholding for Nonpayroll Amounts 12/2022
 CT-W3  2022 Connecticut Annual Reconciliation of Withholding 12/2022
 CT-1096  2022 Connecticut Annual Summary and Transmittal of Information Returns 12/2022
 CT-W4P  2023 Withholding Certificate for Pension or Annuity Payments 12/2022
 CT-W4NA  2023 Employees Withholding or Exemption Certificate-Nonresident Apportionment 12/2022
 Schedule CT-1040WH  Connecticut Income Tax Withholding Supplemental Schedule 12/2022

Athletes & Entertainers
Name Description Revised Date
CT-588 Athlete or Entertainer Request for Reduced Withholding 12/2021
CT-590 Athlete or Entertainer Request for Waiver of Withholding 12/2021
CT-592 Athlete or Entertainer Withholding Tax Statement 12/2017
CT-945 ATHEN 2022 Connecticut Annual Reconciliation of Withholding for Nonpayroll Amounts 12/2022
CT-1096 ATHEN 2022 Connecticut Annual Summary and Transmittal of Information Returns 12/2022

Household Employers

Name Description Revised Date
CT-941 HHE 2022 Connecticut Reconciliation of Withholding for Household Employers 12/2022
CT-W3 HHE 2022 Connecticut Annual Reconciliation of Withholding for Household Employers 12/2022

Information Returns

Name Description Revised Date
CT-8508 Request for Waiver from Filing Information Returns Electronically 12/2022
CT-6559 Submitter Report for Form W-2 Compact Disc (CD) Filing 12/2017
CT-6559A Continuation Sheet for Form CT-6559, Submitter Report for Form W-2 Compact Disc (CD) Filing 10/2009
CT-4804 Transmittal of Information Returns Reported on Compact Disc (CD) 12/2022
CT-4802 Transmittal of Information Returns Reported on Compact Disc (CD) Continuation 12/2017
CT-8109 Connecticut Income Tax Withholding Payment Form for Nonpayroll Amounts  12/2022
CT-8809 Request for Extension of Time to File Information Returns (For Forms W-2, W-2G, 1099-R, and 1099-MISC) 12/2022

Information Return Publications

Name Description Revised Date
IP 2022(15) Forms 1098, 1099-MISC, 1099-R, and W-2G - Electronic Filing Requirements for Tax Year 2023 11/2022
IP 2022(16) 2022 Form W-2 Electronic Filing Requirements 11/2022