Wage Reporting

In Colorado, Montana, North Dakota, South Dakota, Utah and Wyoming, contact the Employer Services Liaison Officer if you have questions about W-2 wage reporting issues. Assistance is available for questions about reporting wage data electronically via our web page or on paper W-2 forms. We also can help you with other wage and employment issues, such as Social Security Number Verification and obtaining copies of previously filed wage reports. Contact us by e-mail at DEN.ELSO@ssa.gov or by telephone at 1-800-772-6270.

State Tax

This table lists all Denver Region State Tax Authorities. [Disclaimer]

State State Income Tax Special Format Required
Colorado Yes No
Montana Yes No
North Dakota Yes No
South Dakota No N/A
Utah Yes No
Wyoming No N/A

For assistance, visit IRS.gov at https://www.irs.gov/. Guidance for preparation and filing employment taxes and information returns can be found by searching using a keyword or term.