2023/24 Withholding Forms
Tables and Publications
| Name | Description | Revised Date |
| 2024 Withholding Tax Tables | 11/2023 | |
| Supplemental Married Table Filing Joint- Effective January 1, 2024 | 11/2023 | |
| IP 2024(1) | Connecticut Circular CT Employer's Tax Guide | 11/2023 |
| IP 2024(7) | Is My Connecticut Withholding Correct? | 11/2023 |
| IP 2024(8) | Connecticut Tax Guide for Payers of Nonpayroll Amounts | 11/2023 |
| TPG-211 | 2024 Withholding Calculation Rules | 11/2023 |
Withholding Forms
| Name | Description | Revised Date |
| CT-W4 | 2024 Employee's Withholding Certificate | 11/2023 |
| CT-941 | 2024 Connecticut Quarterly Reconciliation of Withholding | 11/2023 |
| CT-941X | Amended Connecticut Reconciliation of Withholding | 11/2023 |
| CT-8109 | 2024 Connecticut Withholding Tax Payment Form for Nonpayroll Amounts | 11/2023 |
| CT-945 | 2023 Connecticut Annual Reconciliation of Withholding for Nonpayroll Amounts | 11/2023 |
| CT-W3 | 2023 Connecticut Annual Reconciliation of Withholding | 11/2023 |
| CT-1096 | 2023 Connecticut Annual Summary and Transmittal of Information Returns | 11/2023 |
| CT-W4P | 2024 Withholding Certificate for Pension or Annuity Payments | 11/2023 |
| CT-W4NA | 2024 Employees Withholding or Exemption Certificate-Nonresident Apportionment | 11/2023 |
| Schedule CT-1040WH | Connecticut Income Tax Withholding Supplemental Schedule | 11/2023 |
Athletes & Entertainers
| Name | Description | Revised Date |
| CT-588 | Athlete or Entertainer Request for Reduced Withholding | 04/2023 |
| CT-590 | Athlete or Entertainer Request for Waiver of Withholding | 04/2023 |
| CT-592 | Athlete or Entertainer Withholding Tax Statement | 12/2017 |
| CT-945 ATHEN | 2023 Connecticut Annual Reconciliation of Withholding for Nonpayroll Amounts | 11/2023 |
| CT-1096 ATHEN | 2023 Connecticut Annual Summary and Transmittal of Information Returns | 11/2023 |
Household Employers
| Name | Description | Revised Date |
| CT-941 HHE | 2023 Connecticut Reconciliation of Withholding for Household Employers | 11/2023 |
| CT-W3 HHE | 2023 Connecticut Annual Reconciliation of Withholding for Household Employers | 11/2023 |
Information Returns
| Name | Description | Revised Date |
| CT-8508 | Request for Waiver from Filing Information Returns Electronically | 11/2023 |
| 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) | 09/2023 |
| CT-4802 | Transmittal of Information Returns Reported on Compact Disc (CD) Continuation | 09/2023 |
| CT-8109 | Connecticut Income Tax Withholding Payment Form for Nonpayroll Amounts | 11/2023 |
| CT-8809 | Request for Extension of Time to File Information Returns (For Forms W-2, W-2G, 1099-R, and 1099-MISC) | 12/2020 |
Links to Additional Information