Browse Investopedia's expert-written library of content around the rules that govern how we pay income tax.

The Internal Revenue Service (IRS) building stands on April 15, 2019 in Washington, DC.
Deadlines for 2025 Estimated Taxes
Americans File Their Returns On Tax Day 2019
Do I Have to File Taxes?
Financial Data Analyzing
👍How to Calculate Adjusted Gross Income (AGI) for Tax Purposes
What You Need to Know About 💜Cဣapital Gains and Taxes
Older adults surfing at sunset
How Retirement Ac𓂃count Withdrawals Affect Your Tax Bracket
Making Money Work for Her Business
How Do IRS Audits Work?
Old photograph of man with senior woman in background
What Tax Breaks Are Afforded toඣ a Qualifying Widow(er)?
Tax Guidance
The Tax Advantages of MLPs
Multi-generational family in a field
How Are Trust Fund Earnings Taxed?
A businesswoman analyzes stock market.
Do Non-U.S. Citizens Pay Taxes on Money Ear🌊ned Through a U.S. Internet Broker?
man on phone in front of laptop in an office
If an E🌺mployee Is Paid by Commiss🅘ion, Who Is Responsible for Withholding Taxes?
Involuntary Conversion: What It Is, How It Works
House
D😼omicile: Legal Definition, Types, and How Taxation Works
Woman taking letters from a mailbox
Can the IRS Audit You After a Refund?
Group of coworkers eating pizza in a break room with some sitting and some standing
How Are an Employee's Fringe Benefits Taxed?
An entrepreneur works at a desk.
How Does an Entrepreneur Pay Taxes?
U.S Tax Filing
Types of Income the IRS Can’t Touch
An accountant uses a calculator as they review documents showing the current portfolio holdings for an exchange traded fund.
Are Tax Brackets Adjusted for Inflation?
Close up Business Man Signing Contract Making a Deal, Classic Business
Income Exclusion Rule: What it is, How it Works
Money Symbol
Notice Of Seizure: What It is, How It Works
Revenue Ruling
Revenue Ruling: What It Is, How It Works, Example
Offer In Compromise
Offer In Compromise
tax lien
Federal Tax Lien: What It Is, How It Works
Person doing their taxes at their kitchen table
Taxation on Non-Qualified Deferred Compensat♕ion Plans
A parent holding their child in the kitchen
How to Claim a Dependent on Your Tax Return
A shot of social security card and tax form.
Do Tax Brackets Include Social Security?
A person sitting at a desk with a laptop and mug in front of them. They're holding a smartphone in one hand.
What Are th🎐e Tax Implications of Owni♑ng a Master Limited Partnership?
Person at desk doing their taxes
Do I Have to Report Income From Foreign Sources?
Are Cafeteria♔ Plans Subject to ERISA,♏ FICA, or FUTA?
Are Qualified Dividends Included in Gross Income?
How Important Are Contingent Liabilitiﷺes in🍷 an Audit?
George Washington statue outside of Federal Hall National Memorial on Wall Street
What Assets Are Taxable and What Assets Are Not✃ Ta🤡xable?
Tax form close ups with calculator and pen
5 Groups Exempt From Taxes
What are some examples of diff❀erent taxable events?
Can You Realize Capital Gaཧins on Intangible Property?
Financial advisor consulting with young couple in living room
How to File Your Tax Return
7 Mistakes to Avoid When Hiring a Tax Person
What Are Gift Taxes?
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How to Pay Taxes If You're Overseas
Tourists walk past the headquarters of the Internal Revenue Service.
U.S. 🐻Tax Court May Help Overturn an Unfavorable IRS Audit