Idaho Payroll Guide – Paid

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

Requirement	Format	Agency
Idaho Withholding Account Number	XXXXXXXXX (9 digits)	Idaho State Tax Commission
Idaho Account Filing Cycle	Semi-Monthly, Monthly, Quarterly, or Annually	Idaho State Tax Commission
Idaho UI Account Number	XXXXXXXXXX (10 digits)	Idaho Department of Labor
Idaho Contribution Rate	X.XXXXX%	Idaho Department of Labor
Workforce Development Fund Rate	X.XXXXX%	Idaho Department of Labor
Special Administrative Reserve Rate	X.XXXXX%	Idaho Department of Labor

How to register:

Withholding Account Number & Filing Cycle

New businesses can register online. Successful registration will generate your Withholding Account Number and filing cycle within 10 days.

UI Account Number

New businesses can register online. Successful registration will generate your UI Account Number.

Tax Rates

You can locate your Contribution Rate, Workforce Development Fund Rate, and Special Administrative Reserve Rate on the Notice of Taxable Wage Rate sent by the ID Department of Labor. For additional details, please reach out to the agency at (208) 332-3576.

How to locate these numbers if you’re already registered:

You can find your Withholding Account Number on any mail you have received from the Idaho State Tax Commission.
You can find your Account Filing Cycle on the notice you received when you registered with the Idaho State Tax Commission for the first time.
You can find your UI Account Number on the Notice of Taxable Wage Rate you received from the Idaho Department of Labor.
You can find your Contribution Rate, Workforce Development Fund Rate, and Special Administrative Reserve Rate on the Notice of Taxable Wage Rate you received from the Idaho Department of Labor.
If you have any questions, you can contact the Department of Labor ar (208) 332-3576, or the State Tax Commission at (208) 334-7660.