The One Big Beautiful Bill (OBBB) delivers tax relief across many income levels, but for higher earners, some benefits phase out as income climbs. These phaseouts gradually reduce or eliminate valuable deductions and credits once your adjusted gross income (AGI) exceeds certain thresholds.
Many people in the media stated that this bill only benefited the wealthy, but if you take a deeper dive, this isn’t necessarily the case. At Molen & Associates, we believe understanding where these limits start—and how quickly they phase out—can help you make smarter tax planning moves before year-end.
What Is a Phaseout?
A phaseout is when a tax benefit gradually decreases as your income increases, until it disappears completely.
For high-income taxpayers, phaseouts can:
- Reduce or eliminate credits you thought you qualified for.
- Create “hidden” tax increases by raising your effective tax rate.
- Incentivize income timing strategies (deferrals, deductions, retirement contributions) to stay under key thresholds.
Major High-Income Phaseouts Under the OBBB
Tax Benefit | Phaseout Starts (MFJ) | Complete Phaseout (MFJ) | Phaseout Starts (Single) | Complete Phaseout (Single) | Key Notes |
Child Tax Credit | $150,000 | $— gradual until eliminated | $75,000 | Gradual until eliminated | Increased thresholds for joint and HoH filers; single unchanged. |
Child & Dependent Care Credit | $125,000 | $400,000 | $125,000 | $400,000 | Max credit % is 50% at low incomes; phases down to 0%. |
Dependent Care Assistance (Employer-Provided) | $150,000 | Gradual | $150,000 | Gradual | $7,500 exclusion; excess is taxable. |
SALT Deduction Cap ($40,000) | $500,000 | N/A | $500,000 | N/A | Never drops below $10k. |
Senior Extra Deduction ($6,000) | $150,000 | Gradual | $75,000 | Gradual | Applies until 2028. |
Tips & Overtime Exemption | $300,000 | $— gradual | $150,000 | $— gradual | Applies for 2026–2028 only. |
U.S. Auto Loan Interest Deduction | $250,000 | N/A | $150,000 | N/A | Applies for 2025–2028 on new U.S.-assembled vehicles. |
Why These Phaseouts Matter
For high earners, phaseouts are a stealth tax—you may think you’re in a certain bracket, but the loss of deductions or credits effectively raises your tax bill.
For example:
- A married couple earning $520,000 in a high-tax state will lose much of the $40,000 SALT deduction increase, keeping only the $10,000 base deduction.
- A family with $160,000 AGI could see a reduced Child Tax Credit and smaller dependent care benefits compared to a $140,000 AGI family.
Planning Strategies for High-Income Taxpayers
- Time Your Income & Deductions
- If you’re near a phaseout threshold, defer income into next year or accelerate deductions to stay under the limit.
- Use Retirement Contributions
- Maxing out 401(k), SEP IRA, or solo 401(k) contributions can reduce AGI and preserve credits.
- Leverage Business Structures
- S corp and partnership owners can coordinate salary, distributions, and depreciation deductions to control AGI.
- Consider Charitable Bunching
- Group multiple years’ charitable contributions into one year to itemize and offset high-income years.
- Model the Impact Before Year-End
- Even a small AGI reduction can mean thousands in preserved credits.
Final Takeaway
The OBBB’s high-income phaseouts make proactive tax planning more important than ever for business owners, investors, and high earners. By understanding the exact thresholds, you can take steps during the year to minimize lost benefits and keep more of your hard-earned income.
Want to know which phaseouts could impact you this year?
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