Businesses
tax.idaho.gov/business
Business owners need to be aware of a variety of taxes that can affect them, including: income tax, sales/use tax, property taxes, and payroll taxes.
Depending on the business, additional taxes may apply, including: fuels, amusement device, mine license, beer, wine, tobacco, cigarette, local sales, and travel & convention.
Starting a business
- Apply for business permits using the online Idaho Business Registration application (sales/use/withholding permit application)
- Attend one of our Sales/Withholding Tax Workshops for Businesses (in Boise or Coeur d'Alene)
Online services
- Use the taxpayer self-service portal to change your sales-related, income tax withholding, or IFTA account information.
- Use Taxpayer Access Point (TAP) to e-file most permit-based returns.
- E-file your business income tax
- Verify a seller's permit
- Verify cigarette tax permit
- Verify tobacco tax permit
More business information
- Buying a business? See our Successors' Liability Clearance Letter page
- Information for tax professionals (forms developers, preparers, and software developers)
- Our contractors' help page
- Information for nonprofits
- Read the latest Tax Update newsletter
- Our Voluntary Disclosure Agreement program
- Forgot to file?
- Claim a sales tax refund with Form TCR, Sales Tax Refund Claim
Idaho business websites
- the Idaho business portal at business.idaho.gov
- Idaho Small Business Development Center
- Idaho Small Business Solutions – federal, state, and local regulatory requirements
- Idaho Secretary of State
- Idaho Department of Commerce
Federal government business websites
- US Small Business Administration (SBA)
- SBA Boise office
- SBA Seattle office (for north Idaho residents)
- Business USA
- US Department of Labor
- US Department of Commerce
- Internal Revenue Service (IRS) (and their Tax Information for Businesses page)
- US Copyright Office
