Who to Contact

Employer Services Liaison Officers (ESLOs)

SSA's Employer Services Liaison Officers provide direct assistance to employers and third-party payroll providers on wage reporting matters. ESLOs can help with:

  • Questions about payroll reporting processes and applications
  • Electronic and paper filing of W-2 and W-2c wage reports
  • Business Services Online (BSO) registration and access questions
  • Missing or incorrect wage report issues
  • Social Security Number verification process
  • Notices from IRS and SSA on reporting discrepancies

To find the ESLO serving your area, visit Ask a Wage Reporting Expert at www.ssa.gov/employer/wage_reporting_specialists.htm.

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.