State tax registration
Colorado Payroll Tax Registration
Where to register, how long it takes, and what to send us.
Aurora's Occupational Privilege Tax was repealed effective January 1, 2025. No Aurora OPT account is needed.
State income tax withholding
Wage withholding account (CAN)
Colorado Department of Revenue
- You'll receive:
- An 8-digit Colorado wage withholding account number (CAN).
- Send Unify:
- Your CAN.
State unemployment insurance
Unemployment insurance account (MyUI Employer+)
Colorado Department of Labor and Employment (CDLE)
- You'll receive:
- An 8-digit employer account number (EAN) and your introductory premium rate: 3.05% for most employers in 2026, 6.285% for heavy construction.
- Send Unify:
- Your EAN and your 2026 rate notice.
Paid leave and disability insurance
FAMLI premium account (My FAMLI+ Employer)
Colorado FAMLI Division (CDLE)
- You'll receive:
- A My FAMLI+ Employer account. The 2026 premium is 0.88% of wages; employers with fewer than 10 employees don't pay the employer share.
- Send Unify:
- Your FAMLI account number.
Local tax
Denver Occupational Privilege Tax (OPT)
City and County of Denver, Treasury
- You'll receive:
- A Denver business tax account. OPT is $5.75 per month withheld from each employee who earns $500 or more in Denver in a month, plus $4.00 per month from the employer. The $4.00 employer tax also applies to each owner, partner, or manager regardless of earnings.
- Send Unify:
- Your Denver tax account number.
Local tax
Glendale Occupational Privilege Tax (OPT)
City of Glendale Tax Department
- You'll receive:
- A Glendale tax account. OPT is $5 per month from the employee and $5 from the employer for anyone earning more than $750 in Glendale in a month.
- Send Unify:
- Your Glendale tax account number.
Local tax
Greenwood Village Occupational Privilege Tax (OPT) license
City of Greenwood Village
- You'll receive:
- An OPT license (one-time $10 fee). OPT is $2 per month from the employee and $2 from the employer for anyone earning $250 or more in a month.
- Send Unify:
- Your Greenwood Village OPT license number.
Local tax
Sheridan Occupational Privilege Tax (OPT)
City of Sheridan Finance Department
- You'll receive:
- A Sheridan tax account. OPT is $3 per month from the employee and $3 from the employer; check with the city (303-762-2200) for the monthly wage threshold.
- Send Unify:
- Your Sheridan tax account number.
Already registered in Colorado?Give Unify access to your CDLE, Revenue Online, and FAMLI accounts.
All states
Last verified September 30, 2026. Broken link? Email support@unifypayroll.com.