Colorado W-2 Reporting Requirements

Colorado W-2 information We support the Form W-2 State Filing for Colorado

Colorado requires both Form W-2 and W-2c to be submitted.

Due Dates:

FilingDate
Electronic FilingJanuary 31st

Reconciliation Report:

Form DR 1094 - Colorado W-2 Wage Withholding Tax Return

Transmittal Report:

Most entities are required to file an Annual Withholding Transmittal. Attach this form to the total withholding statements (W-2s) that were furnished to each payee.

  • If you use the electronic method for filing your W-2s (Revenue Online, www.Colorado.gov/RevenueOnline) submit this form if there is a Tax due or Credit.
  • If you file paper W-2 statements, you must always attach this form before submitting documents.

What Is The User Responsible For?

You will need to file the Annual Withholding Tax Return DR1094 directly with the state, and the Transmittal Form DR1093 has to be filed if there is either a credit or tax due.

Postal Mailing Address:

Send Form A-3 with W-2S attached to

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