Connecticut State Department of Revenue Services

Individual Income Tax Filers:  DRS will be holding a webinar on Thursday, March 20, at 10:00 a.m.  This session will provide information for filing 2024 Connecticut income tax returns and helpful tips for electronically filing your Connecticut income tax return.  Select here to register.

 

2017 Withholding Tax Forms

Tables and Publications

Name

Description

Revised
Date

Due
Date

2017 Withholding Tables

12/2016

N/A

IP 2018 (1)

Connecticut Circular CT Employer's Tax Guide

12/2017

N/A

IP 2017(7)

Is My Connecticut Withholding Correct?

02/2017

N/A

IP 2016(8)

Connecticut Tax Guide for Payers of Nonpayroll Amounts

09/2016

N/A

TPG-211

2017 Withholding Calculation Rules

12/2016

N/A

Withholding Forms

Name

Description

Revised
Date

Due
Date

CT-W4

2017 Employee's Withholding Certificate

12/2016

N/A

CT-941

2017 Connecticut Quarterly Reconciliation of Withholding

01/2017

CT-941X

Amended Connecticut Reconciliation of Withholding

12/2016

CT-8109

2017 Connecticut Withholding Tax Payment Form for Non payroll Amounts

03/2017

CT-8109

2016 Connecticut Withholding Tax Payment Form for No npayroll Amounts

04/2016

CT-945

2016 Connecticut Annual Reconciliation of Withholding for Non payroll Amounts

09/2016

N/A

CT-945

2015 Connecticut Annual Reconciliation of Withholding for Non payroll Amounts

12/2014

CT-W3

2017 Connecticut Annual Reconciliation of Withholding

07/2017

01/31/18

CT-1096

2016 Connecticut Annual Summary and Transmittal of Information Returns

10/2016

CT-W4NA

2017 Employees Withholding or Exemption Certificate-Nonresident Apportionment

12/2016

N/A

Schedule
CT-1040WH

Connecticut Income Tax Withholding Supplemental Schedule
12/2016

Athletes & Entertainers

 

Name

Description

Revised
Date

Due
Date

CT-588

Athlete or Entertainer Request for Reduced Withholding

03/2017

CT-590

Athlete or Entertainer Request for Waiver of Withholding

03/2017

CT-592

Athlete or Entertainer Withholding Tax Statement

03/2010

CT-945 ATHEN

2016 Connecticut Annual Reconciliation of Withholding for Nonpayroll Amounts

09/2016

CT-1096 ATHEN

2016 Connecticut Annual Summary and Transmittal of Information Returns

10/2016
N/A

Household Employers

Name

Description

Revised
Date

Due
Date

CT-941 HHE

2016 Connecticut Reconciliation of Withholding for Household Employers

11/2016
N/A

CT-W3 HHE

2016 Connecticut Annual Reconciliation of Withholding for Household Employers
10/2016
N/A

CT-W3 HHE

2017 Connecticut Annual Reconciliation of Withholding for Household Employers

07/2017
01/31/18
 

Information Returns

 

Name

Description

Revised
Date

Due
Date

CT-8508

Request for Waiver from Filing Information Returns Electronically

10/2015

CT-6559

Submitter Report for Form W-2 Compact Disc (CD) Filing

12/2014

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)

12/2014

CT-4802

Transmittal of Information Returns Reported on Compact Disc (CD) Continuation

09/2008

CT-8809

Request for Extension of Time to File Information Returns (For Forms W-2, W-2G, 1099-R, and 1099-MISC)

10/2015

Information Return Publications

IP 2017(12)

2017 Forms 1099-MISC, 1099-R, and W-2G - Electronic Filing Requirements for Tax Year

11/2017

N/A

IP 2017(13)

2017 Form W-2 Electronic Filing Requirements

11/2017

N/A