Colorado Payroll Guide – Paid

There are six required tax items you’ll need in order to get set up for payroll.

Requirement	Format	Agency
Colorado Account Number	00000000 (8 digits)	Colorado Department of Revenue (DOR)
Colorado Filing Frequency	Weekly, Monthly, or Quarterly	Colorado Department of Revenue (DOR)
Colorado UI Employer Account Number	00000000 (8 digits)	Colorado Department of Labor and Employment
Colorado Unemployment Insurance Base Rate	X.X%
Colorado Support Surcharge Rate	X.XX%
Colorado Solvency Surcharge Rate	X.XXX%

Colorado Account Number and Filing Frequency

Register online here. Your account will need the first 8 digits of your Colorado Account number, and your specific Filing Frequency.

Unemployment Insurance Account Number

By registering online here, you will receive your CO UI Employer Account Number.

Occupational Privilege Tax

City of Aurora: new businesses must register online to receive your Aurora Account Number.
City of Denver: new businesses must register online to receive your Denver Account Number and Filing Frequency.
City of Glendale: new businesses must submit a Business Registration form to receive your Glendale Account Number.
City of Greenwood Village: new businesses must apply for an Occupational Privilege Tax License to retrieve your Greenwood Village Account Number.
City of Sheridan: Salsa will compute and deduct Sheridan Occupational Privilege Tax (OPT) from your employees' pay, but it is your responsibility to manually file and remit this tax to the City of Sheridan. We will furnish you with all the necessary details at the time of filing. Please be aware that Salsa will handle the filing of all other state taxes, including Colorado state income tax and unemployment insurance (UI) tax on your behalf.

Occupational Privilege Tax Exemptions

Some organizations may be exempt from the employer portion of Occupational Privilege Tax. You can find more details here:

If you are already registered with the Department of Revenue, you can find your Colorado Account Number and Filing Frequency online or by contacting the CO Department of Revenue at (303)205-8333.
If you already have a CO UI Employer Account Number, look this up online or find it on the Unemployment Insurance Rate Notice mailed by the CO Department of Labor and Employment. If you are unsure, contact the agency at (303)318-9100 or cdle_employer_services@state.co. us.
If you are already registered with the City of Aurora, you can retrieve your account number by contacting the agency at (303)739-7800.
If you are already registered with the City of Denver, you can find your Denver Account Number and Filing Frequency online or retrieve it by contacting the agency at (720)913-9400.
If you are already registered with the City of Glendale, you can retrieve your account number by contacting the agency at (303)639-4706.
If you are already registered with the City of Greenwood Village, you can retrieve your account number by contacting the agency at (303)486-8299.