Here's what you should know about income tax, what it is, how it works, how to calculate it and which states don't have it.

Estimate how much you may owe or get back in April using our free income tax calculator. Enter your income, age and filing status to get started. Annual gross income Think of this as your salary, or ...

Gelt, an AI-native tax firm serving high-net-worth individuals and scaling businesses, has launched the Gelt Calculators for ...

President Donald Trump’s “Big Beautiful Bill,” which he signed into law in July, includes provisions that could impact many ...

Understanding your paycheck has become more complicated than ever. Between federal taxes, state income tax, local taxes, ...

Elizabeth Guevara is a personal finance reporter who explains the world of business and economics and how it impacts your finances. She joined Investopedia in 2024. Investopedia / Photo Composite by ...

The sales tax deduction lets you deduct the state and local sales taxes you’ve paid throughout the year, but only if you itemize your deductions. If you live in a state with no income tax or have made ...

Your effective tax rate is a good indicator of how well you’ve been managing your tax situation. It’s smart to calculate your effective tax rate each year to help you make adjustments to your ...