Page 136 - Large Business IRS Training Guides
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Adjusted Taxable Income (ATI)
Adjusted taxable income (ATI) means taxable income
of the taxpayer computed without regard to:
• Any item of income, gain, deduction, or loss which
is not properly allocable to a trade or business;
• Any business interest income or business interest
expense;
• Any net operating loss (IRC § 172);
• Any qualified business income deduction (IRC
§ 199A);
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