Connecticut payroll tax form information

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Select a state from the drop-down list or visit the State-specific payroll tax form information topic to view payroll tax form information for that state.

Unemployment forms

Agency: Connecticut Department of Labor

Website: https://portal.ct.gov/DOLUI

Description Approval Information Filing Methods Web fill-in Form Due Date
UC-2 Approved Web fill-in, Electronic No Last day of the following month*
UC-5A Approved Web fill-in, Electronic No Last day of the following month*
UC-5B Approved Web fill-in, Electronic No Last day of the following month*

* Due date adjusts for non-banking days

Withholding forms

Agency: Department of Revenue Services

Website: https://portal.ct.gov/drs

Description Approval Information Filing Methods Web fill-in Form Due Date
CT-941 Non-submittable only Web fill-in, Electronic No Last day of the following month*
CT-W3 (drs) Approved for 2021 Paper, Internet No January 31st*
W-2 Copy 1 Available up to 2022 (No approval required) Paper, Internet No January 31st*

* Due date adjusts for non-banking days

Other forms

1099 forms

Description Approval Information Filing Methods Web fill-in Form Due Date
1099-MISC No approval required Internet No January 31st
1099-R No approval required Internet No January 31st
W-2G No approval required Internet No January 31st
1099-NEC No approval required Internet No January 31st

See also: State 1099 files overview

Notes:

  • 1099-MISC is created when client or recipient is located within the state.
  • 1099-R is created when the forms include state withholding amounts or the recipient address is located within the state.
  • W-2G is created when recipient is located within the state.

State website: www.ct.gov/drs/

E-filing notes

Forms CT-UC2, CT-UC5A, UC-5B, CT-941, and CT-WH

  • Registration required - No
  • File format - FSET

Form CT-W3

  • Registration with the State of Connecticut is required to become a bulk filer prior to sending CT-W3 files.
  • File format - comma-delimited
  • Navigate to the myconneCT website, log in and upload your file.

Form CT-PFML Worksheet

  • Connecticut Paid Leave payments must be made using direct deposit when using electronic filing. Payments can be made online when using web fill-in.
  • File format - FSET

Note:nbsp;There is a per-return transmission cost for electronically filing federal 94x forms; enrollment files do not accrue a fee. There is no additional transmission cost for electronically filing state forms. For more information, see Common questions about FSET.

State ID formats

Unemployment ID: 7 or 10 digits formatted as ##-###-## or ##-###-##-### (Example: 12-345-67-000)

Withholding ID: You can use one of the following formats.

  • 10 digits formatted as #######-### (Example: 1234567-000)
  • 11 digits formatted as ########-###
  • 12 digits formatted as #########-###
  • 13 digits formatted as ##########-###

PFML Account ID: 9 digits formatted #########

New hire reporting

Reporting methods

File Upload Type: Magnetic

General reporting requirements

Electronic filing required: No
Filing frequency: 20 days from hire date
Registration required: No

Website:

Related topics

State-specific payroll tax form information

Processing state payroll tax forms

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