Employers



  • Respond to Job Separations
    Respond to Request for Facts About a Former Employee's Employment, Form UIB-290, in an easy and efficient electronic format.


  • Premiums
    Find out how to calculate your premiums.
  • Audits
    Information about regular audits and investigation including misclassifications.

  • FAQs
    Review our frequently asked questions.



  • UI Benefits Inquiries: 303-318-9000 or 1-800-388-5515 • UI Employer Services Inquiries: 303-318-9100 or 1-800-480-8299
  • Telephone hours: 7:30 a.m. to 4:30 p.m., Monday - Friday
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