How does Idaho’s tax code compare? Idaho has a flat 5.8 percent individual income tax. Idaho also has a 5.80 percent corporate income tax rate. Idaho has a 6.00 percent state sales tax rate, a 3.00 percent max local sales tax rate, and an average combined state and local sales tax rate of 6.02 percent. Idaho’s tax system ranks 15th overall on our 2023 State Business Tax Climate Index.
Each state’s tax code is a multifaceted system with many moving parts, and Idaho is no exception. The first step towards understanding Idaho’s tax code is knowing the basics. How does Idaho collect tax revenue? Click the tabs below to learn more! You can also explore our state tax maps, which are compiled from our annual publication, Facts & Figures: How Does Your State Compare?
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While throwback and throwout rules in states’ corporate tax codes may not be widely understood, they have a notable impact on business location and investment decisions and reduce economic efficiency.
4 min read
The overall U.S. tax and transfer system is overwhelmingly progressive, and understanding the extent—and source—of that progressivity is essential for lawmakers considering the trade-offs associated with each tax policy decision.
23 min read
As housing prices are rapidly increasing, and property tax bills along with them, the property tax has come into the spotlight in many states. The design of a state’s property tax system can affect how attractive that state is to businesses and residents.
9 min read
Facts & Figures serves as a one-stop state tax data resource that compares all 50 states on over 40 measures of tax rates, collections, burdens, and more.
2 min read
Individual income taxes are a major source of state government revenue, accounting for more than a third of state tax collections:
9 min read
If your state issued tax rebates last year, you might have to pay federal income tax on the rebate you received. Maybe. Who knows? Unfortunately, not the IRS—at least not yet.
5 min read
While many factors influence business location and investment decisions, sales taxes are something within policymakers’ control that can have immediate impacts.
11 min read
Forty-three states adopted tax relief in 2021 or 2022—often in both years—and of those, 21 cut state income tax rates. It’s been a remarkable trend, driven by robust state revenues and an increasingly competitive tax environment.
4 min read
At the end of 2022, prices were 14.6 percent higher than they were two years prior. That’s the fastest inflation rate over any two calendar years since the stagflation era of the late 1970s. State policymakers are understandably interested in bringing any tools at their disposal to bear on the problem. And many of them are reaching for tax policy solutions.
7 min read
New Jersey levies the highest top statutory corporate tax rate at 11.5 percent, followed by Minnesota (9.8 percent) and Illinois (9.50 percent). Alaska and Pennsylvania levy top statutory corporate tax rates of 9.40 percent and 8.99 percent, respectively.
6 min read