The U.S. started taxing citizens with a federal income tax during the Civil War in 1861 (revised in 1862) to fund the war effort, but this was repealed in 1872; the modern, permanent income tax system began with the ratification of the 16th Amendment in 1913, which granted Congress the power to levy taxes on income without apportionment.
The need to finance the Civil War created one of the first versions of a federal income tax in 1862. The U.S. income tax was officially born on Feb. 3, 1913, when Congress ratified the 16th amendment to the U.S. Constitution. Less than 1% of Americans had to pay the tax in its earliest days.
President Abraham Lincoln started the first U.S. income tax in 1861 to fund the Civil War, but it was temporary; the modern, permanent income tax system was established under President Woodrow Wilson with the ratification of the 16th Amendment in 1913, which gave Congress the power to levy income taxes without apportionment.
Furthermore, the U.S. Supreme Court upheld the constitutionality of the income tax laws enacted subsequent to ratification of the Sixteenth Amendment in Brushaber v. Union Pacific R.R., 240 U.S. 1 (1916). Since that time, the courts have consistently upheld the constitutionality of the federal income tax.
One easy way to pay no income tax is to have little or no taxable income. For tax year 2025, taxpayers receive a standard deduction of $15,750 (singles or married persons filing separately) or $31,500 (marrieds filing jointly). For heads of households, the standard deduction is $23,625 for tax year 2025.
Most U.S. citizens or permanent residents who work in the U.S. have to file a tax return. Generally, you need to file if: Your income is over the filing requirement.
The IRS $600 rule refers to a change in reporting requirements for third-party payment apps (like Venmo, PayPal) for taxable income from goods and services, where platforms must send a Form 1099-K if you receive over $600 in a year, intended to capture gig economy/side hustle income, though delays and phased implementation have adjusted the timeline, with current rules for 2024 using a higher threshold ($5,000) before fully phasing to $600 for future years, but remember all taxable income, regardless of form, must always be reported.
The IRS 7-year rule primarily applies to keeping records for claiming a deduction for bad debts or losses from worthless securities, allowing a longer period to file for a credit or refund, but it's not a universal audit limit; it's often a recommended safe buffer for general record-keeping, with the standard IRS audit period usually being 3 years, extending to 6 years for substantial income omission (over 25%) or foreign income issues, and indefinitely for fraud.
The compromise overcame opposition from some in both parties, and the resulting $858 billion Tax Relief, Unemployment Insurance Reauthorization, and Job Creation Act of 2010 passed with bipartisan majorities in both houses of Congress before Obama signed it on December 17, 2010.
The higher-income household still comes out well ahead, but the income tax has narrowed the inequality. Abolishing the income tax would be a huge windfall for high-income households. Those making between $500,000 and $1 million would, based on recent tax filings, save on average $155,000 every year.
The U.S. tax code operates on a system of voluntary compliance. Some taxpayers have used the voluntary nature of the tax system to support their claims that they don't have to pay tax at all. However, it isn't the payment of the tax itself that is voluntary.
Before the U.S. Constitution was ratified in 1788, the federal government lacked the power to raise revenue directly. Even after the Constitution was ratified, federal revenues came mostly from tariffs and excise taxes.
Yes, federal income tax is legally mandatory for most U.S. citizens and residents, enforced by the Internal Revenue Code (IRC), with the Supreme Court upholding its constitutionality, meaning failure to pay can lead to significant civil and criminal penalties, despite common "tax protester" arguments that the obligation is voluntary or unconstitutional. Compliance is mandatory, though the system is called "voluntary compliance" because individuals must self-report and calculate their taxes, but the requirement to do so is law.
The IRS "10k rule" primarily refers to the requirement for businesses and financial institutions to report cash transactions over $10,000 by filing Form 8300 (for businesses) or a Currency Transaction Report (CTR) (for banks), under the Bank Secrecy Act. This rule helps combat money laundering, tax evasion, and terrorist financing, requiring reporting for single transactions or related transactions totaling over $10,000 in cash within a year, with penalties for non-compliance.
To avoid the 22% tax bracket (or any higher bracket), focus on reducing your taxable income through strategies like maxing out 401(k)s and HSAs, deferring bonuses, tax-loss harvesting, smart charitable giving, and strategic asset location, understanding that higher rates only apply to income within that bracket, not your entire income.
Getting Form 1099-K from eBay
If your sales hit the payment threshold, eBay must prepare and send 1099-K copies to the IRS and to you by January 31 of the following year. IRS 1099-K payment reporting thresholds by year: $5,000 in 2024. $2,500 in 2025.
America Is Becoming the World's Largest Tax Haven. The following was first published by Project Syndicate. In a world where capital and rich individuals can cross borders freely, only international cooperation can ensure that multinational corporations and the superrich are fairly taxed.
Steps for obtaining tax-exempt status for your nonprofit: