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Rules and Regulations
Division of Labor
Division of Unemployment Insurance
Division of Workers Compensation
Division of Oil and Public Safety
- 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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