Withholding Forms
Withholding Tax Information
Tables and Publications
| Name |
Description |
Revised Date |
| 2025 Withholding Tax Tables |
11/2024 |
Supplemental Table Married Couples Filing Jointly - Effective January 1, 2025
|
11/2024 |
| IP 2025(1) |
Connecticut Circular CT Employer's Tax Guide |
12/2024 |
| IP 2025(7) |
Is My Connecticut Withholding Correct? |
12/2024 |
| IP 2025(8) |
Connecticut Tax Guide for Payers of Nonpayroll Amounts |
12/2024 |
| TPG-211 |
2025 Withholding Calculation Rules |
11/2024 |
Withholding Forms
| Name |
Description |
Revised Date |
| CT-W4 |
2025 Employee's Withholding Certificate - FILLABLE |
12/2024 |
| CT-941 |
2025 Connecticut Quarterly Reconciliation of Withholding |
12/2024 |
| CT-941X |
Amended Connecticut Reconciliation of Withholding |
12/2024 |
| CT-8109 |
2024 Connecticut Withholding Tax Payment Form for Nonpayroll Amounts |
12/2024 |
| CT-945 |
2024 Connecticut Annual Reconciliation of Withholding for Nonpayroll Amounts |
12/2024 |
| CT-W3 |
2024 Connecticut Annual Reconciliation of Withholding |
12/2024 |
| CT-1096 |
2024 Connecticut Annual Summary and Transmittal of Information Returns |
12/2024 |
| CT-W4P |
2025 Withholding Certificate for Pension or Annuity Payments |
12/2024 |
| CT-W4NA |
2025 Employees Withholding or Exemption Certificate-Nonresident Apportionment |
12/2024 |
| Schedule CT-1040WH |
Connecticut Income Tax Withholding Supplemental Schedule |
|
Athletes & Entertainers
| CT-588 |
Athlete or Entertainer Request for Reduced Withholding |
04/2024 |
| CT-590 |
Athlete or Entertainer Request for Waiver of Withholding |
04/2024 |
| CT-592 |
Athlete or Entertainer Withholding Tax Statement |
12/2017 |
| CT-945 ATHEN |
2024 Connecticut Annual Reconciliation of Withholding for Nonpayroll Amounts |
12/2024 |
| CT-1096 ATHEN |
2024 Connecticut Annual Summary and Transmittal of Information Returns |
12/2024 |
Household Employers
| CT-941 HHE |
2024 Connecticut Reconciliation of Withholding for Household Employers |
12/2024 |
| CT-W3 HHE |
2024 Connecticut Annual Reconciliation of Withholding for Household Employers |
12/2024 |
Information Returns
| CT-8508 |
Request for Waiver from Filing Information Returns Electronically |
12/2024 |
| 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) |
09/2024 |
| CT-4802 |
Transmittal of Information Returns Reported on Compact Disc (CD) Continuation |
09/2024 |
| CT-8109 |
Connecticut Income Tax Withholding Payment Form for Nonpayroll Amounts |
12/2024 |
| 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
