📝 Overview
This guide covers state tax information for employers running payroll in Idaho. Use the sections below to find agency contact information, supported tax filings, and the account details required for tax setup.
⚙️ Idaho Tax Information
Click the arrow to view Withholding information
Click the arrow to view Withholding information
Agency Information
Website: Idaho State Tax Commission
Phone: (800) 829-4933
Supported Tax Filings
Idaho Withholding Payment (Form 910)
Idaho Annual Withholding Report (Form 967)
Employee Wage and Tax Statement (W-2)
Required for Tax Setup
Withholding Account Number (9 digits, e.g., 123456789)
Filing Frequency (Semi-monthly, Monthly, Quarterly, or Annually)
Click the arrow to view Unemployment Insurance information
Click the arrow to view Unemployment Insurance information
Agency Information
Website: Idaho Department of Labor
Phone: (800) 448-2977
Supported Tax Filings
Quarterly Unemployment Insurance Tax Report (TAX020)
Quarterly Unemployment Insurance Wage Report (TAX026)
Required for Tax Setup
Unemployment Account Number (10 digits, e.g., 1234567891)
Unemployment Insurance Base Tax Rate (X.XX%)
Third Party Administrator (TPA) Access
DaySmart Payroll needs granted TPA access to pay and file this tax. Follow the instructions below to ensure there are no delays in processing:
Log into your Idaho Employer Portal at https://www2.labor.idaho.gov/eServices/EmployerPortal
Navigate to Manage Authorized Users
Select the Edit hyperlink for the user profile with a pending request
Select the checkbox next to each role being approved
Click Add Selected Roles
Once completed, respond to the email confirming that access has been granted
❓ Frequently Asked Questions (FAQs)
Find answers to common questions or additional details that may not be covered in the main instructions.
Click the arrow to view frequently asked questions
Click the arrow to view frequently asked questions
Where do I find my Idaho withholding account number?
Click the arrow to see the answer
Click the arrow to see the answer
Your Idaho withholding account number is a 9-digit number assigned by the Idaho State Tax Commission when you register. It can be found on correspondence from the agency or through the Idaho business registration portal at tax.idaho.gov.
How do I find my Idaho unemployment account number and base tax rate?
Click the arrow to see the answer
Click the arrow to see the answer
Your unemployment account number and base tax rate are assigned by the Idaho Department of Labor when you register. Your rate is communicated through an annual rate notice. If you need to look these up, log into the Idaho Employer Portal at labor.idaho.gov or contact the agency at (800) 448-2977.
Does Idaho use the same portal for new employer registration and ongoing account access?
Click the arrow to see the answer
Click the arrow to see the answer
Yes. For Idaho withholding, both registration and account access are managed through the Idaho State Tax Commission's online services portal at tax.idaho.gov. For unemployment insurance, both registration and ongoing account management are handled through the Idaho Employer Portal at labor.idaho.gov.