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IRA & 401(k) Optimization: Are You Leaving Money on the Table?

Scott Borhauer 7 min read March 26, 2026 25 views
IRA & 401(k) Optimization: Are You Leaving Money on the Table?

Your Retirement Accounts Are Powerful — But Only If Used Correctly

For most Americans, the IRA and 401(k) are the backbone of retirement savings. Yet despite holding trillions of dollars in these accounts, the vast majority of account holders have never developed a real strategy for how to grow, protect, and distribute those funds.

The result? Unnecessary taxes, missed growth opportunities, and in many cases — a retirement that costs far more than it needed to.


Understanding the Tax Time Bomb

Here's a hard truth: every dollar in a traditional IRA or 401(k) has never been taxed. It's not your money yet — not fully. The IRS has a deferred claim on it, and they'll collect when you withdraw.

For many retirees, this creates what financial planners call a "tax time bomb" — a large account balance that, when RMDs kick in at age 73 (born 1951–1959) or 75 (born 1960 or later), forces taxable distributions whether you need the money or not. Those forced distributions can:

  • Push you into higher tax brackets
  • Trigger IRMAA Medicare surcharges
  • Increase the taxability of your Social Security benefits
  • Reduce your net worth significantly over time

Key Optimization Strategies

1. Maximize Contributions — Especially Catch-Up

If you're 50 or older, you can contribute an extra $7,500/year to your 401(k) (2024 limits) and an extra $1,000/year to your IRA. Over 10 years, that's $85,000 in additional tax-advantaged savings. Most people don't take full advantage of these limits.

2. Roth 401(k) vs. Traditional 401(k)

Many employers now offer a Roth 401(k) option. Contributions go in after-tax — but growth and withdrawals are tax-free. For younger workers or anyone in a lower bracket today than they expect to be in retirement, the Roth 401(k) can be significantly more valuable.

3. Asset Location Strategy

Not all investments should go in all accounts. High-growth assets (like small-cap stocks) often belong in Roth accounts where gains are tax-free. Bonds and income-generating assets may belong in traditional accounts. Getting this right can add meaningful returns over decades.

4. Roll Over Old 401(k)s

Every time you change jobs, you likely leave behind a 401(k). These orphaned accounts often have high fees, limited investment options, and no strategy. Rolling them into a single IRA consolidates your savings and gives you far more control.

5. RMD Planning Before RMDs Begin

The years before age 73 are critical. You can use this window to do Roth conversions, take strategic distributions at lower tax rates, and reduce your future RMD burden — all before the IRS forces your hand.


The Hidden Cost of High Fees

A 1% difference in annual fees on a $500,000 IRA costs you more than $100,000 over 20 years. Many 401(k) plans — especially older employer plans — carry expense ratios well above what's necessary.

Reviewing your investment options and ensuring you're in low-cost index funds or appropriately priced managed accounts is one of the simplest high-impact changes you can make.


Beneficiary Designations: The Overlooked Detail

Your IRA passes to your beneficiaries outside of your will — directly, based on the beneficiary designation on file. If that designation is outdated, names a deceased person, or skips a generation in a non-optimal way, it can create tax nightmares for your heirs.

Reviewing and updating your beneficiary designations is a simple step that can save your family enormous grief and money.


Are You Getting the Most From Your IRA?

At Smart Life Financial, we perform a complete IRA and 401(k) audit for our clients — reviewing contributions, allocations, fees, distribution strategies, Roth conversion opportunities, and beneficiary designations.

If you haven't had your retirement accounts professionally reviewed, there's a good chance you're leaving money on the table.

Schedule a free consultation and let's find out exactly how much more your retirement accounts could be working for you.

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About the Author

Scott Borhauer

Scott Borhauer is the founder and principal advisor of Smart Life Financial, where he designs retirement income, tax, and estate strategies for federal employees, business owners, and pre-retirees. His work centers on the arithmetic most people never get shown — Roth conversion sequencing, Social Security timing, and the tax cost of doing nothing — and he coordinates with CPAs and estate attorneys to execute the plan, not just write it. Licensed insurance producer, NPN 20016169.

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