Colorado payroll tax form information

Alerts and notices

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: Department of Labor & Employment

Website: http://www.colorado.gov/cs/Satellite/CDLE-UnempBenefits/CDLE/1240336898069

Description Approval Information Filing Methods Web fill-in Form Due Date
UITR-1 Approved Web fill-in Yes Last day of the following month*
UITR-1a Approved Web fill-in, Internet Yes Last day of the following month*

* Due date adjusts for non-banking days

Withholding forms

Agency: Colorado Department of Revenue

Website: http://www.colorado.gov/revenue

Description Approval Information Filing Methods Web fill-in Form Due Date
DR 1093 Approved Paper, Magnetic No January 31st*
DR 1094 Approved Paper No By deposit schedule*
W-2 Copy 1 Available up to 2019 (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-B No approval required Internet No March 31st
1099-DIV No approval required Internet No March 31st
1099-G No approval required Internet No March 31st
1099-INT No approval required Internet No May 31st
1099-MISC No approval required Internet No March 31st
1099-OID No approval required Internet No March 31st
1099-R No approval required Internet No March 31st
W-2G No approval required Internet No March 31st

See also: State 1099 files overview

State website: www.colorado.gov/tax

Local forms

Select a locality to view its payroll tax forms.

Agency: Tax and Licensing Division

Website: https://www.auroragov.org/cms/One.aspx?portalId=1881221&pageId=2024992

Description Approval Information Filing Methods Web fill-in Form Due Date
COA STM 0101 Approved Paper, Electronic No Last day of the following month

Agency: Treasury Division

Website: http://www.denvergov.org/content/denvergov/en/treasury-division.html

Description Approval Information Filing Methods Web fill-in Form Due Date
101 Approved Paper No Last day of the following month
104 Approved Paper No Last day of the following month
W-2 Copy 1 Available up to 2019 (No approval required) Paper No February 28th*

* Due date adjusts for non-banking days

Agency: City of Glendale Tax Department

Website: http://www.glendale.co.us/index.aspx?nid=355

Description Approval Information Filing Methods Web fill-in Form Due Date
Glendale_M Approved Paper No Last day of the following month
Glendale_Q Approved Paper No Last day of the following month
Glendale_A Approved Paper No January 31st

Agency: City of Greenwood Village Finance Department

Website: http://www.greenwoodvillage.com/index.aspx?nid=1220

Description Approval Information Filing Methods Web fill-in Form Due Date
Greenwood Village Approved Paper No Last day of the following month

Agency: City of Sheridan Finance Department

Website: http://www.ci.sheridan.co.us/index.aspx?nid=288

Description Approval Information Filing Methods Web fill-in Form Due Date
Sheridan_M Approved Paper No Last day of the following month
Sheridan_Q Approved Paper No Last day of the following month

E-filing notes

Form UITR-1(a)

Form COA STM 0101 (Aurora)

Note: The per-return transmission cost for electronically filing federal 94x forms is $7; 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: 9 digits (can have additional non-digit characters)

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

New hire reporting

Reporting methods

File Upload Type: Magnetic

General reporting requirements

Electronic filing required: No
Filing frequency: Twice monthly
Registration required: Yes

Website: https://newhire.state.co.us/newhire/do/

Related topics

State-specific payroll tax form information

Processing state payroll tax forms

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