U.S. Code / Title 26 — Internal Revenue Code / Subtitle A—Income Taxes / Chapter 1—Normal Taxes and Surtaxes / Subchapter B—Computation of Taxable IncomeTitle 26PartPart I—Definition of Gross Income, Adjusted Gross Income, Taxable Income, Etc.Contents§ 61. Gross income defined§ 62. Adjusted gross income defined§ 63. Taxable income defined§ 64. Ordinary income defined§ 65. Ordinary loss defined§ 66. Treatment of community income§ 67. 2-percent floor on miscellaneous itemized deductions§ 68. Overall limitation on itemized deductions