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This Colorado Human Resources Manual is offered to you for free. Find state specific laws and regulations below.

Compliance thresholds — Colorado

The following list does not include all federal and Colorado employment laws, but it does provide a snapshot view of how many employees an employer must have to be covered by the most significant laws. Remember, however, that coverage for some of the laws also depends on requirements other than the number of employees. If the number places your business on the borderline, consult further in the resource for an explanation of additional requirements.


Law Applicability Topic
1 Employee Polygraph Protection Act (EPPA) Prohibits most employers from using "lie-detector" tests; Select employers in the intelligence and security industries must follow strict guidelines Recruiting and Hiring
1 Fair Labor Standards Act (FLSA)

Broad coverage includes nearly all private-sector and public-sector employers.

Wages and hours
1 Uniformed Services Employment and Reemployment Rights Act (USERRA) Applies to all businesses, regardless of size Military leave
1 Occupational Safety and Health Act (OSH Act) Broad coverage includes nearly all private-sector employers Safety and health
1 Federal New Hire Reporting Requirements The law does not currently provide a minimum number of employees for coverage. Recruiting and hiring
1 Laws relating to unemployment compensation Applies to all employers doing business in Colorado.


1 Colorado Anti-Discrimination Act (CADA) Applies to all employers, but the definition of employer does not include religious organizations that are not supported by public taxes or borrowing. Discrimination
1 Family and Medical Leave Act (FMLA) Applies to all public employers and to private employers with 50 or more employers. Family and medical leaves 
2 Equal Pay Act (EPA) Applies to nearly all private and public employers Wages and hours
2 Health Insurance Portability and Accountability Act (HIPAA) Employers that collect any healthcare data are required to follow HIPAA regulations. Healthcare continuation, portability and privacy
1 Colorado Workers' Compensation Act Private and public employers with one or more employees. Workers' compensation
15 Title VII of the Civil Rights Act of 1964 (Title VII) Applies to public and private employers Discrimination
15 Americans with Disabilities Act (ADA) Applies to private employers. Disabilities and reasonable accommodations
20 Age Discrimination in Employment Act (ADEA) Applies to public and private employers. Discrimination
20 Consolidated Omnibus Budget Reconciliation Act (COBRA) Applies to most employers. Healthcare continuation, portability and privacy
100 Worker Adjustment and Retraining Notification Act (WARN) Applies to any private for-profit and not-for-profit business enterprise.  Termination