Roth vs. Traditional Retirement Contributions: How to Choose

The Roth vs. traditional decision is really a question of tax timing: pay taxes now or pay them later. Nevada's 0% state income tax concentrates every benefit at the federal level, making this one of the most leverage-rich planning decisions available to Las Vegas and Henderson households.

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The Core Decision in Four Numbers

Before diving into strategy, here are the facts that shape the Roth vs. traditional decision for Nevada residents in 2026.

$23,500 / $31,000

2026 401(k) employee contribution limits, standard and catch-up (age 50+). Both Roth and traditional 401(k) share this limit. Split freely between the two options.

$7,000 / $8,000

2026 IRA contribution limits, standard and catch-up (age 50+). Roth IRA eligibility phases out at $150K–$165K single, $236K–$246K married filing jointly.

Age 73

Traditional IRA and 401(k) required minimum distributions begin at 73 under SECURE 2.0. Roth IRAs have no RMDs during the owner's lifetime, a major planning advantage.

0% Nevada State Tax

All Roth conversion costs and withdrawal benefits are 100% federal. Nevada retirees avoid the state income tax that makes Roth conversions costlier in California, New York, and Oregon.

Roth vs. Traditional: How Each Account Works

Both account types shelter money from taxes, they simply do it at different points in time. Understanding the mechanics of each is the foundation of every tax planning decision.

Traditional IRA / 401(k)

Contributions are made with pre-tax dollars, reducing your taxable income in the year you contribute. Money grows tax-deferred. Every dollar you withdraw in retirement is taxed as ordinary income at your rate at that time. At age 73, required minimum distributions force withdrawals whether you need the money or not, creating a potential income stacking problem when combined with Social Security.

  • Immediate federal tax deduction, reduces taxable income today
  • Tax-deferred growth, no annual tax drag inside the account
  • No income limit for 401(k) contributions (traditional IRA deductibility phases out if covered by a workplace plan)
  • Employer match belongs here, always capture the full match first
  • RMDs begin at 73, mandatory taxable income you cannot delay
  • Every withdrawal is ordinary income, potentially pushing you into higher brackets and triggering IRMAA

Best for: High earners in peak income years who need the current deduction most and expect lower income in retirement. Also for those who will make large charitable gifts via QCDs to eliminate the RMD tax cost.

Side-by-Side Feature Comparison (2026)

A complete feature-by-feature comparison of Roth and traditional accounts, updated for 2026 limits and rules.

Feature Roth IRA / Roth 401(k) Traditional IRA / 401(k)
Contribution Limit (2026) IRA: $7,000 ($8,000 age 50+); 401(k): $23,500 ($31,000 age 50+) Same limits apply, shared with Roth 401(k) option within the same plan
Tax Treatment, Contributions After-tax dollars, no deduction in contribution year Pre-tax dollars, reduces taxable income in contribution year
Tax Treatment, Growth Tax-free, no annual taxes on gains, dividends, or interest Tax-deferred, no annual taxes but all growth taxed upon withdrawal
Tax Treatment, Withdrawals Tax-free (qualified distributions after age 59½ and 5-year holding period) Fully taxable as ordinary income at your marginal rate in the withdrawal year
RMDs Required Roth IRA: No RMDs during owner's lifetime. Roth 401(k): RMDs apply but can be eliminated by rolling to a Roth IRA before age 73. Yes, mandatory beginning at age 73 (SECURE 2.0 Act). Penalty: 25% of the shortfall if missed.
Income Limits (2026) Roth IRA phases out: $150K–$165K single; $236K–$246K MFJ. No limit for Roth 401(k). Traditional 401(k): no income limit. Traditional IRA deductibility phases out if covered by workplace plan.
Nevada State Tax 0% on all qualified withdrawals, Nevada has no income tax 0% on all withdrawals, Nevada has no income tax (advantage vs. CA, NY, OR)
IRMAA / Provisional Income Qualified Roth distributions do NOT count toward IRMAA MAGI or Social Security provisional income All distributions count toward MAGI (IRMAA) and provisional income (SS taxation)
Estate Planning Passes to heirs income-tax-free. Non-spouse beneficiaries must withdraw within 10 years (SECURE 2.0), but tax-free. Passes to heirs with embedded tax liability. Every dollar a beneficiary withdraws is ordinary income.
Best For Young workers; high earners converting to Roth; those wanting RMD elimination; estate planning Peak earners needing current deduction; those expecting lower retirement income; those using QCDs

Nevada Residents: Why Your State Changes the Math

🏗 Nevada's No-State-Income-Tax Advantage for Roth Planning

Nevada is one of nine states with no state income tax, and this profoundly affects the Roth vs. traditional decision in three specific ways:

  1. Roth conversions cost less in Nevada. When you execute a Roth conversion, you pay ordinary income tax on the converted amount. In Nevada, that cost is 100% federal, there is no state income tax added on top. In California, the same conversion adds up to 13.3% in state taxes. On a $50,000 Roth conversion, a California resident at 9.3% state rate pays $4,650 in state income tax that a Nevada resident pays $0. That $4,650 stays invested and compounds tax-free in your Roth account.
  2. No Nevada deductions to sacrifice. In states with income taxes, traditional contributions create both federal and state deductions. Nevada residents only get the federal deduction, but since there is no state tax anyway, there is no "lost" state deduction by choosing Roth. The playing field is purely federal.
  3. Community property rules affect IRA titling. Nevada is a community property state. IRAs and Roth IRAs may be considered community property even though they are individually titled. This affects how accounts are split in divorce, how spousal consent rules apply, and how assets flow at death. Married Nevada couples should ensure beneficiary designations are reviewed with these community property implications in mind.

The net result: Nevada residents find the Roth conversion economics more favorable than most of the country. The break-even calculation for "pay taxes now vs. later" tilts toward Roth for a broader range of scenarios.

Who Is This Decision Most Important For?

The Roth vs. traditional choice matters more for some people than others. Here are the profiles where getting it right creates the most financial impact.

Early-Career Professionals

If you are in the 12% or 22% federal bracket, paying taxes now to fund a Roth could save you 10–15 percentage points in future tax costs. Decades of tax-free compounding amplify every dollar contributed early.

High Earners Above Roth Limits

Households earning above $246,000 (MFJ) cannot contribute directly to a Roth IRA, but the backdoor Roth strategy remains available. Contribute to a nondeductible traditional IRA, then convert to Roth. No income limit applies to the conversion step.

Early Retirees (Ages 60–72)

The window between retirement and RMD onset is a prime Roth conversion opportunity. With lower taxable income, you can fill up lower brackets with Roth conversions, reducing future RMDs and IRMAA exposure at a fraction of the retirement cost.

Parents Thinking About Heirs

Roth IRAs are the most tax-efficient assets to leave to children and grandchildren. Non-spouse beneficiaries receive the full Roth balance income-tax-free and can draw it over 10 years completely untaxed.

Nevada Residents Near IRMAA Thresholds

If your retirement income is approaching Medicare IRMAA surcharge tiers, having Roth assets to draw from instead of traditional IRA can save $888–$5,327+ per year in Medicare premium surcharges, a direct dollar impact of the Roth vs. traditional choice.

Business Owners and Self-Employed

Solo 401(k) plans offer a Roth option, allowing self-employed Nevadans to make both employee Roth contributions ($23,500) and employer profit-sharing contributions. SEP-IRA contributions are always pre-tax, making Solo Roth 401(k) the better vehicle for those wanting tax-free retirement income.

4 Common Misconceptions About Roth Accounts

These misunderstandings lead people to make the wrong choice, or to unnecessarily avoid a powerful planning tool.

Myth

"I earn too much to benefit from a Roth IRA."

Reality

High earners above the direct contribution limits can still access Roth through the backdoor Roth strategy (nondeductible IRA + conversion) or through a Roth 401(k) at work. There is no income limit on Roth 401(k) contributions or Roth conversions.

Myth

"Traditional is always better when you're in a high bracket."

Reality

Traditional may be better for the current deduction, but the full analysis must include future RMDs, IRMAA exposure, provisional income stacking, and estate planning goals. Many high earners find a blended approach or aggressive Roth conversion strategy better over their lifetime.

Myth

"Nevada's no state income tax means the Roth benefit is reduced."

Reality

The opposite is closer to true. Nevada's lack of state income tax means the entire Roth benefit is federal, and Roth conversions cost only federal income taxes (not federal + 9–13% state like California residents pay). The break-even calculation favors Roth more broadly in Nevada.

Myth

"I should max out traditional first to get the bigger deduction."

Reality

The largest deduction today does not always produce the lowest lifetime tax bill. Every pre-tax dollar saved becomes a future RMD, a potential IRMAA trigger, and taxable income that affects Social Security taxation. A blended approach, capturing the employer match, then maxing Roth IRA, then returning to traditional, often produces better long-term outcomes.

How to Build Your Roth vs. Traditional Strategy

A structured four-step process produces the optimal contribution allocation for your specific situation, income, bracket, time horizon, and retirement goals.

  1. 1

    Identify Your Current Federal Tax Bracket

    Start with your current marginal federal rate. If you are in the 12% or 22% bracket, Roth contributions make strong mathematical sense, paying a low rate now for permanent tax-free growth. If you are in the 32% or 35% bracket, the traditional deduction is most valuable today, but plan for Roth conversions later. Your bracket is the anchor for every other decision.

  2. 2

    Project Your Retirement Income Sources

    Estimate what retirement income will look like: Social Security benefit amount, pension (if any), expected RMDs from existing traditional accounts, part-time work income, and investment income. If those sources already push you into the 22% or higher bracket in retirement, adding more pre-tax income (traditional) is less attractive, and building Roth now costs less than paying taxes on a larger RMD later.

  3. 3

    Determine Your Contribution Allocation and Backdoor Eligibility

    If your income is below Roth IRA limits, contribute directly to Roth. If above, execute the backdoor Roth (nondeductible IRA contribution + immediate conversion). For your 401(k), split contributions between Roth and traditional based on your current vs. expected future bracket analysis. Most households benefit from funding at least some Roth each year to build the tax-free bucket.

  4. 4

    Review Annually and Execute Conversions in Low-Income Years

    The Roth vs. traditional decision is not permanent, review it every year. Career changes, income gaps in Nevada's hospitality and gaming economy, early retirement years, and market downturns all create Roth conversion opportunities. Each October or November, project your year-end income and identify any remaining room in your current bracket for a Roth conversion before December 31. In Nevada, this costs zero state income tax, only federal.

Frequently Asked Questions

Roth vs. Traditional Decision Checklist

Six questions to determine which account type fits your situation.

0 of 6 steps complete Roth vs. Traditional

Optimize Your Roth vs. Traditional Strategy Today

The right Roth vs. traditional allocation, and the optimal Roth conversion schedule, can save Nevada households tens of thousands of dollars in lifetime federal taxes. Sasson Emambakhsh (NV #4185790 | AZ #22097825) helps clients build personalized strategies that take full advantage of Nevada's no-state-income-tax environment. Schedule a free consultation to review your current allocations and identify your best opportunities.

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