Tax News

New Rule: 401(k) Catch-Up Contributions for High Earners Will Become Roth-Only in 2026

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Ken Morris

Owner of Morris and Associates. He represents clients before the tax authorities as an enrolled agent and provides tax preparation, bookkeeping, payroll, tax representation, and incorporation services to Gwinnett County, Georgia and all of Metro Atlanta.

For many years, one advantage for high earners who started serious retirement saving later in life was the ability to make tax-deductible 401(k) catch-up contributions. These catch-up contributions allowed taxpayers in their 50s and early 60s to save more for retirement while reducing taxable income during peak earning years.

Beginning in 2026, this benefit will change for certain taxpayers.

401K or Roth

What’s Changing in 2026

Starting in 2026, if your prior-year wages exceed $150,000, any 401(k) catch-up contributions you make must be directed into the Roth portion of the plan, provided the plan offers a Roth option.

This means:

  • Catch-up contributions will be after-tax

  • They will not reduce your taxable income

  • There will be no deduction for these amounts

Roth contributions still offer long-term benefits, such as tax-free withdrawals in retirement, but this change removes a useful tool for reducing tax liability during peak earning years.

401(k) Contribution Limits for 2026

Here are the updated contribution limits under the new rules:

  • Standard employee contribution: $24,500

  • Catch-up contribution (age 50+): +$8,000 (total $32,500)

  • “Super catch-up” (ages 60–63): +$11,250 (total $35,750), if the plan allows

  • Combined employer + employee contribution limit:

    • $72,000 total, or

    • $80,000 total for individuals age 50+

Roth catch-up rules apply only to the catch-up amounts, not to the standard $24,500 employee contribution.

Why This Matters

Many professionals reach their highest earnings later in their careers. Under current rules, catch-up contributions help offset higher tax bills during these years. Beginning in 2026, that flexibility will no longer exist for high earners.

The result is straightforward:

  • You can still save more for retirement

  • You cannot deduct the additional catch-up amounts if your income exceeds the wage threshold

This may change retirement tax planning strategies for those who expect to be in a lower tax bracket later in life.

Planning Ahead: Reducing Today’s Taxable Income

For high earners whose current tax rates exceed their expected retirement tax rates, it may be more advantageous to prioritize pre-tax contributions before utilizing Roth-only catch-up contributions.

A sample savings strategy for 2026 might look like this:

  1. Get the full employer 401(k) match (free money)

  2. Max out standard pre-tax 401(k) contributions up to $24,500

  3. Fund Roth IRA contributions, if eligible:

    • $7,500 base contribution

    • $1,100 catch-up (age 50+)

    • $8,600 total (grows tax-free)

  4. Add 401(k) catch-up contributions ($8,000, and the $11,250 super catch-up at ages 60–63)

  5. Evaluate “mega backdoor Roth” contributions, if your plan allows after-tax contributions up to the total limit (as high as $80,000 for age 50+)

The right approach will vary based on income, expected retirement tax rates, and plan options.

How Morris and Associates Can Help

With tax rules shifting in 2026, it’s a good time for high earners to review:

  • Contribution strategy

  • Expected retirement tax brackets

  • Roth vs. pre-tax planning

  • Retirement timeline

  • Long-term withdrawal strategy

At Morris and Associates, we help clients understand how changing tax laws affect retirement planning and current-year tax liability. If you’re a high earner approaching age 50 or already making catch-up contributions, now is the time to revisit your strategy.

📍 Serving Gwinnett County and the Greater Atlanta area, we’re here to help you make informed decisions about saving, investing, and minimizing taxes. Contact us today for a free 15 minute consultation.