Colorado State Tax, Colorado Unemployment and Payroll Tax | Payroll-Taxes.com
Looking for Colorado state tax information? We provide the latest resources on state tax, unemployment, income tax and more.
Colorado Department of Revenue
- Register as employer by filing online with Colorado Business Express online
- Employee Withholding Allowance Certificate, Federal W-4
- Withholding Method = Formula
- Supplemental Rate = Withhold at 4.63%
For a complete list of Colorado city taxes please here.
State Unemployment Insurance (SUI):
Report Quarterly wages and contributions by filing Form UITR-a(a) (Unemployment Insurance Report of Worker Wages) and Form UITR-1 (Unemployment Insurance Tax Report) by last day of month following end of quarter or file online by clicking here
Wage Base is $12,200 for 2016 and $12,500 for 2017. Rates Range from 2.11% to 9.57%
New non-construction employers use 1.7% Base Rate plus 0.41% Bond Principal Rate for a Combined Rate of 2.11% for 2017
General construction employers use 3.48% Base Rate plus 0.83% Bond Principal Rate for a Combined Rate of 4.31% for 2017.
Heavy construction employers use 7.72% Base Rate plus 1.85% Bond Principal Rate for a Combined Rate of 9.57% for 2017.
Trade employers use 3.48% Base Rate plus 0.83% Bond Principal Rate for a Combined Rate of 4.31% for 2017.
State Disability Insurance (SDI):
State Labor Laws:
Minimum wage - $8.31 per hour effective 2016.
Termination Pay - If fired pay at once. If employee quits, pay by the next regular payday.
New Hire Reporting:
Colorado State Directory of New Hires
P.O. Box 2920
Denver, CO 80201-2920
To report online click here
Remit Withholding for Child Support to:
The Family Support Registry
PO Box 2171
Denver, Colorado 80201-2171
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