Info Gulp

What Is Income Tax?


Last Updated:
Info Gulp employs strict editorial principles to provide accurate, clear and actionable information. Learn more about our Editorial Policy.

    Highlights

  • Income tax funds government services through levies on individual and business earnings with a progressive system where higher earners pay more
  • The U
  • S
  • income tax evolved from Civil War financing in 1862 to the permanent system established in 1913 with Form 1040
  • Deductions and credits can significantly lower taxable income and tax owed, differing from how they impact calculations
  • Nine U
  • S
  • states have no state income tax, but they often offset this with higher sales taxes or other revenue sources
Table of Contents

What Is Income Tax?

Let me tell you directly: income tax is a key way governments collect revenue, applied to the income you earn as an individual or what your business generates. You need to grasp how it's calculated and the different types out there because it affects your financial decisions. Systems vary at federal, state, and local levels, and knowing exemptions and deductions can save you money on what you owe.

Key Takeaways

  • Governments impose income tax on earnings to fund public services and obligations.
  • The U.S. uses a progressive system, so if you earn more, you pay a higher rate.
  • This tax covers wages for individuals and profits for businesses, including self-employed.
  • Nine states skip state income tax but might hit you with other taxes instead.
  • Credits and deductions cut your taxable income or the tax you owe directly.

Understanding How Income Taxes Are Collected

The IRS handles tax collection and enforcement in the U.S., using a detailed set of rules for what counts as taxable income, deductions, and credits. They tax all kinds of income like your wages, investments, or business profits. This revenue supports programs you rely on, such as Social Security, defense, education, and infrastructure.

The Evolution of Income Tax in the U.S.

Income tax started in the U.S. in 1862 to fund the Civil War, got repealed afterward, then came back permanently with the Revenue Act of 1913, which also introduced Form 1040. Most countries, including ours, use a progressive system where higher earners like you might face rates from 10% to 37% for 2023 and 2024, based on the idea that you can afford to contribute more if you make more.

Exploring Different Types of Income Tax

Individual income tax, or personal income tax, hits your wages, salaries, and other income sources, usually at the state level. You can reduce what you owe through deductions for things like healthcare or education expenses, which lower your taxable income, or credits that directly cut your tax bill. For example, if you earn $100,000 and qualify for $20,000 in deductions, your taxable income drops to $80,000; add $4,500 in credits to a $20,000 tax owed, and it becomes $15,500.

Businesses pay on their earnings too, whether you're a corporation, partnership, or self-employed. You report income, subtract operating and capital expenses, and tax the difference. At the state level, nine states don't have personal income tax—Alaska, Florida, Nevada, New Hampshire, South Dakota, Tennessee, Texas, Washington, and Wyoming—but they often make up for it with higher sales taxes or cuts in services. Factors like cost of living and job markets also play into whether it's cheaper for you to live there.

Frequently Asked Questions

You might wonder what percent of your income gets taxed—it depends on your earnings and filing status, ranging from 10% to 37% federally, with higher earners paying more. To calculate it, add up your taxable income sources, figure your adjusted gross income, then subtract eligible deductions. As for states without income tax, those nine I mentioned don't collect it, but remember, their overall tax burden might not be lower.

The Bottom Line

Everyone deals with federal income tax, and many face state or local ones depending on where you live. Our progressive system means higher rates for bigger incomes, but you can use exemptions, deductions, and credits to pay less. Get a handle on how federal and state rules interact so you can manage your taxes effectively and spot savings opportunities.

Other articles for you

What Is to Capitalize?
What Is to Capitalize?

Capitalization involves recording costs on the balance sheet to delay expense recognition, often for long-term assets, and also refers to a company's capital structure in finance.

What Are Business Activities?
What Are Business Activities?

Business activities are the actions companies take to generate profit, categorized into operating, investing, and financing types as shown in cash flow statements.

What Is a Vanishing Premium?
What Is a Vanishing Premium?

A vanishing premium is a life insurance feature where accumulated cash value and dividends eventually cover the policy's premiums, eliminating the need for out-of-pocket payments.

What Is the Average Daily Rate (ADR)?
What Is the Average Daily Rate (ADR)?

The average daily rate (ADR) is a crucial metric in hospitality that measures average revenue per occupied room per day.

What Is an Augmented Product?
What Is an Augmented Product?

An augmented product enhances a basic offering with added features or services to stand out from competitors and boost consumer value.

What Is a Fee?
What Is a Fee?

This text explains what fees are, how they function in various contexts, their types including hidden ones, and provides examples and government responses to them.

What Is a Resident Alien?
What Is a Resident Alien?

A resident alien is a non-citizen living in the U.S

What Is a Retirement Money Market Account?
What Is a Retirement Money Market Account?

A retirement money market account is a low-risk, liquid option within IRAs or 401(k)s for temporarily holding cash before investing in higher-return securities.

What is Political Risk
What is Political Risk

Political risk refers to the potential negative impact on investment returns due to political changes or instability in a country.

Follow Us

Share



by using this website you agree to our Cookies Policy

Copyright © Info Gulp 2025