American Association of Individual Investors

American Association of Individual Investors

Investment Taxes Under the One Big Beautiful Bill Act

Different types of investment income can move you toward or over the various MAGI thresholds and affect your eligibility for OBBBA tax breaks.

AAII's avatar
Charles Rotblut's avatar
AAII and Charles Rotblut
Dec 29, 2025
∙ Paid
  • Overview of how investment income affects MAGI thresholds and eligibility for OBBBA tax breaks

  • Key income limits for capital gains, dividends, deductions, surtaxes, and state and local tax benefits

  • Guidance on optimizing for taxes without harming your portfolio strategy

The new and enhanced tax breaks introduced by the One Big Beautiful Bill Act (OBBBA) could be impacted by taxable income you realize from your portfolio. Most of the new breaks have thresholds based on modified adjusted gross income (MAGI). Adjusted gross income (AGI), which is the basis for MAGI, includes capital gains, taxable dividend income, taxable interest income and taxable retirement distributions.

This month, we show you how to understand the way portfolio decisions affect your eligibility for OBBBA tax breaks. Specifically, we discuss the different types of investment income that can move you toward or over the various MAGI thresholds.

User's avatar

Continue reading this post for free, courtesy of AAII.

Or purchase a paid subscription.
© 2025 AAII · Publisher Privacy ∙ Publisher Terms
Substack · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture