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Title 26: Internal Revenue Code

Federal tax law including income tax, estate tax, gift tax, payroll taxes, tax-exempt organizations, and IRS procedures.

80 chapters · 3,461 sections · 6 key sections available

Key Sections (6)

§ 1

Tax Imposed — Individual Income Tax Rates

Federal individual income tax has seven brackets ranging from 10% to 37%. The bracket thresholds differ based on filing status and are adjusted each year for inflation.

taxEffective: Oct 22, 1986
active
§ 401(k)401(k)

Qualified Cash or Deferred Arrangements (401(k) Plans)

Section 401(k) allows employees to contribute pre-tax money from their paycheck into a retirement savings plan. Employers can also contribute, and there are annual limits on how much can be saved.

taxlaborEffective: Nov 6, 1978
active
§ 501(c)(3)501(c)(3)

Tax Exemption for Charitable Organizations

Organizations dedicated to charitable, religious, educational, or scientific purposes are exempt from federal income tax, but they cannot engage in significant lobbying or any political campaign activity.

taxbusinessEffective: Oct 22, 1986
active
§ 6011

General Requirement of Return, Statement, or List

Anyone who owes federal taxes must file a return using IRS forms. The IRS promotes and can require electronic filing for tax preparers who handle many returns.

taxEffective: Oct 22, 1986
active
§ 61

Gross Income Defined

Federal gross income includes virtually all income from any source — wages, business profits, investment gains, rents, royalties, and more. The definition is intentionally broad to capture all economic gains.

taxEffective: Oct 22, 1986
active
§ 170

Charitable Contributions — Deduction

Taxpayers can deduct charitable donations to qualifying organizations, generally up to 60% of adjusted gross income for cash gifts. Donations of property and contributions to certain organizations have lower limits.

taxEffective: Oct 22, 1986
active