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Tax Glossary

Decode complex tax terminology.

1099-NEC

forms

The form used to report non-employee compensation (freelance or contractor income) of $600 or more.

AGI (Adjusted Gross Income)

general

Your gross income minus specific adjustments (like educator expenses, student loan interest, or retirement contributions). AGI is used to calculate your taxable income.

Audit

general

A review/examination of an organization's or individual's accounts and financial information to ensure information is reported correctly according to the tax laws.

Capital Gain

general

The profit from the sale of an asset (like stocks, crypto, or real estate). Short-term gains are taxed at ordinary rates; long-term gains have preferential lower rates.

Estimated Tax

filing

Periodic advance payments of income tax that are required for people who have income that is not subject to withholding (like freelancers).

Extension (Form 4868)

filing

A request for more time to file your tax return. Note: It is an extension to *file*, not an extension to *pay*.

Filing Status

filing

Your tax filing category (Single, Married Filing Jointly, Head of Household, etc.) which determines your standard deduction and tax brackets.

Itemized Deductions

filing

Expenses you list on Schedule A (like mortgage interest, state taxes, medical expenses) to reduce taxable income, instead of taking the Standard Deduction.

Marginal Tax Rate

general

The tax rate paid on your *last* dollar of income. This is often higher than your effective tax rate (average rate).

Refundable Credit

credits

A tax credit that can reduce your tax liability below zero, resulting in a refund.

Schedule C

forms

The tax form used to report profit or loss from a business you operated or a profession you practiced as a sole proprietor.

Standard Deduction

filing

A specific dollar amount that reduces the income you're taxed on. You choose between this or itemizing deductions.

Tax Credit

credits

A dollar-for-dollar reduction of the income tax you owe. Credits are generally worth more than deductions.

Tax Liability

general

The total amount of tax debt owed by an individual, corporation, or other entity to a taxing authority like the IRS.

W-4 Form

forms

A form completed by an employee to indicate his or her tax situation to the employer. The W-4 form tells the employer the correct amount of tax to withhold from an employee's paycheck.