Montana Sales Tax Guide for Businesses

Statewide sales tax rate

Economic Sales Threshold

Transactions Threshold


Department of Revenue

Tax Line

Montana Sales Tax Calculator

Rates are for reference only; may not include all information needed for filing. Try the API demo or contact Sales for filing-ready details.

Total Sales Tax Rate:

Do you have sales tax nexus in Montana?

Montana does not have a state sales tax. Though some local areas in Montana may levy a sales tax on tourism-related transactions. Go here if you need sales tax info about another state.

The basics of US sales tax

Learn the fundamentals of sales tax.