A personal tax-advantaged retirement savings account in the United States that allows individuals to contribute pre-tax or after-tax dollars toward retirement, with contribution limits set annually by the IRS.
Key Takeaways
An Individual Retirement Account (IRA) is a personal savings vehicle that offers tax advantages to encourage Americans to save for retirement. Unlike employer-sponsored plans such as 401(k)s, IRAs are opened and managed by the individual through a bank, brokerage, or financial institution. Congress created IRAs through the Employee Retirement Income Security Act (ERISA) of 1974. The original purpose was simple: give workers without employer pensions a way to save for retirement with tax benefits. Over five decades, IRAs have grown into the largest pool of retirement assets in the country. The account works like any investment account. You contribute money up to the annual limit, choose investments (stocks, bonds, mutual funds, ETFs, CDs), and let the returns compound over time. The tax advantage is the key differentiator. Depending on the IRA type, you either get a tax break when you contribute or when you withdraw. That tax shelter can add tens of thousands of dollars to your retirement balance over a career.
The choice between a Traditional IRA and a Roth IRA comes down to one question: do you want to pay taxes now or later? Each type serves a different financial situation.
A Traditional IRA works best when you're in a higher tax bracket today than you expect to be in retirement. The upfront deduction saves you money at your current marginal rate, and you'll pay taxes on withdrawals at your (presumably lower) retirement rate. It's also the better option if your income exceeds Roth eligibility limits and you don't want to use the backdoor Roth strategy. Self-employed workers and small business owners who don't have access to employer plans often benefit from Traditional IRA deductions to reduce their current tax bill.
A Roth IRA works best for younger workers early in their careers. They're likely in lower tax brackets now and will earn more (and pay higher taxes) later. Paying taxes on contributions at a 22% rate today beats paying 32% on withdrawals decades from now. The no-RMD rule also makes Roth IRAs valuable estate planning tools. You can let the money grow tax-free for your entire life and pass it to heirs. For high earners, the backdoor Roth strategy (contributing to a Traditional IRA, then converting to Roth) provides access even above income limits.
| Feature | Traditional IRA | Roth IRA |
|---|---|---|
| Tax treatment of contributions | Tax-deductible (reduces taxable income today) | After-tax (no deduction today) |
| Tax treatment of withdrawals | Taxed as ordinary income | Tax-free (if qualified) |
| 2024 contribution limit | $7,000 ($8,000 if 50+) | $7,000 ($8,000 if 50+) |
| Income limits for contributions | No limit (deductibility may be limited) | Single: $161,000 MAGI phase-out; Married: $240,000 |
| Required Minimum Distributions (RMDs) | Must begin at age 73 | No RMDs during owner's lifetime |
| Early withdrawal penalty | 10% penalty + taxes before 59.5 | Contributions can be withdrawn anytime; earnings face 10% penalty before 59.5 |
| Best for | Those expecting lower tax rates in retirement | Those expecting higher tax rates in retirement |
Beyond Traditional and Roth, the IRS recognizes several specialized IRA types designed for specific situations.
Designed for self-employed individuals and small business owners. SEP IRAs allow significantly higher contributions: up to 25% of net self-employment income, capped at $69,000 for 2024. Only employers contribute. Employees can't add their own money. Setup and administration are simpler than 401(k) plans, making SEP IRAs popular with freelancers, consultants, and businesses with few employees.
Built for small businesses with 100 or fewer employees. SIMPLE IRAs allow both employee contributions (up to $16,000 in 2024, plus $3,500 catch-up for 50+) and required employer matching (either dollar-for-dollar up to 3% of compensation, or a flat 2% contribution for all eligible employees). They're easier to administer than 401(k) plans but have lower contribution limits.
Not a separate account type, but a rule that lets a working spouse contribute to an IRA on behalf of a non-working or lower-earning spouse. The contribution limits are the same ($7,000/$8,000 for 2024). This ensures that a spouse who stays home or earns below the contribution threshold can still build retirement savings. The couple must file a joint tax return to qualify.
When an IRA owner dies, the account passes to a designated beneficiary as an Inherited IRA. The SECURE Act of 2019 changed the rules significantly: most non-spouse beneficiaries must now empty the account within 10 years of the owner's death. Spouse beneficiaries can still roll the inherited IRA into their own IRA and follow standard withdrawal rules.
The IRS updates IRA rules annually. Here are the key limits and deadlines every contributor needs to know.
For 2024, the standard contribution limit is $7,000 per person. Individuals aged 50 and older can contribute an additional $1,000 as a catch-up contribution, bringing their total to $8,000. These limits apply across all IRAs combined. If you have both a Traditional and Roth IRA, your total contributions to both can't exceed $7,000 (or $8,000 with catch-up). You can split the amount between accounts however you choose.
You can contribute to an IRA for a given tax year until the tax filing deadline of the following year. For the 2024 tax year, that means you have until April 15, 2025, to make contributions. This gives you flexibility to assess your tax situation before deciding how much to contribute and which IRA type to use. Many financial advisors recommend contributing early in the year rather than waiting, because the extra months of investment growth compound significantly over decades.
Roth IRA contributions phase out at higher income levels. For 2024, single filers can contribute the full amount if their modified adjusted gross income (MAGI) is below $146,000. Contributions phase out between $146,000 and $161,000, and are eliminated above $161,000. For married couples filing jointly, the phase-out range is $230,000 to $240,000. Traditional IRA contributions have no income limit, but the deductibility of contributions may be reduced if you or your spouse are covered by an employer retirement plan.
Understanding when and how you can access IRA funds is critical. The wrong withdrawal can cost you thousands in unnecessary taxes and penalties.
For Traditional IRAs, you can begin penalty-free withdrawals at age 59.5. Each withdrawal is taxed as ordinary income. Before 59.5, withdrawals incur a 10% early withdrawal penalty on top of regular income tax. For Roth IRAs, you can withdraw your contributions (not earnings) at any time without penalty or taxes, because you already paid taxes on that money. Earnings become tax-free and penalty-free after age 59.5, provided the account has been open for at least five years (the five-year rule).
Traditional IRA owners must begin taking Required Minimum Distributions at age 73 (raised from 72 by the SECURE 2.0 Act of 2022). The RMD amount is calculated by dividing the account balance by a life expectancy factor from IRS tables. Failing to take your RMD triggers a steep 25% excise tax on the amount you should have withdrawn (reduced from 50% by SECURE 2.0). Roth IRAs have no RMDs during the owner's lifetime, which is one of their biggest advantages for long-term wealth building and estate planning.
The IRS allows several exceptions to the 10% early withdrawal penalty. First-time homebuyers can withdraw up to $10,000 for a home purchase. Unreimbursed medical expenses exceeding 7.5% of AGI qualify. Higher education expenses for yourself, spouse, children, or grandchildren are exempt. Substantially Equal Periodic Payments (SEPP/72t) allow penalty-free access if taken as a series of equal payments over your life expectancy. Health insurance premiums during unemployment, IRS levies, and permanent disability also qualify as exceptions.
The best approach for most workers is to use both. Contribute enough to your 401(k) to capture the full employer match first, because that match is free money with an instant 100% return. Then fund a Roth IRA up to the annual limit for tax-free retirement income. If you still have money to save, go back to the 401(k) and increase contributions toward the $23,000 cap. This layered approach maximizes both the employer match and the tax diversification benefit of having pre-tax and after-tax retirement accounts.
| Feature | IRA | 401(k) |
|---|---|---|
| Who opens it | Individual (at a bank or brokerage) | Employer sponsors it |
| 2024 contribution limit | $7,000 ($8,000 if 50+) | $23,000 ($30,500 if 50+) |
| Employer match | Not available | Many employers match 3-6% of salary |
| Investment options | Virtually unlimited (stocks, bonds, ETFs, funds, CDs) | Limited to plan menu (typically 15-30 funds) |
| Loan provisions | Not allowed | Many plans allow loans up to 50% of balance |
| RMD age | 73 (Traditional only) | 73 (unless still working for the plan sponsor) |
| Portability | Stays with you always | Must roll over when leaving employer |
The beauty of an IRA is the investment flexibility. Unlike 401(k) plans with limited fund menus, IRAs let you invest in nearly anything. Here's how allocation typically shifts over a career.
With 30+ years until retirement, younger investors can afford more risk. A typical allocation might be 90% stocks (diversified across US, international, and small-cap index funds) and 10% bonds. At this stage, market downturns are actually beneficial because you're buying shares at lower prices. The focus should be on consistent contributions, not timing the market. Even small amounts compound dramatically over three decades. A $500 monthly contribution starting at age 25 with a 7% average return grows to roughly $1.14 million by age 65.
Peak earning years mean higher contributions. Shift gradually toward 70-80% stocks and 20-30% bonds. Begin adding catch-up contributions at 50. This is when most people have the income to max out their IRAs and should absolutely do so. Review your Traditional vs Roth allocation based on your current tax bracket and retirement projections.
Move toward a 50-60% stock and 40-50% bond allocation. The goal shifts from maximum growth to protecting what you've built while still outpacing inflation. Consider target-date funds that automatically rebalance as you age. Start modeling your retirement income needs and calculating whether your savings will support your desired lifestyle.
A 30-40% stock and 60-70% bond/cash allocation provides stability while maintaining some growth. Remember, retirement can last 30+ years, so you can't abandon stocks entirely. Plan withdrawals strategically: draw from Traditional IRAs first to reduce future RMDs, and let Roth IRAs grow tax-free as long as possible. Coordinate with Social Security claiming decisions for optimal tax efficiency.
Even smart investors make costly errors with IRAs. These are the most frequent mistakes that drain retirement savings.
While IRAs are individual accounts, HR teams play a significant role in helping employees understand their retirement savings options, especially in organizations that don't offer employer-sponsored plans.
Small businesses and startups that don't yet offer a 401(k) or SIMPLE IRA should still educate employees about personal IRA options. HR can provide information (not advice) about IRA types, contribution limits, and where to open accounts. Some states now mandate retirement savings programs for employers that don't offer plans. California's CalSavers, Illinois' Secure Choice, and Oregon's OregonSaves automatically enroll employees into state-facilitated Roth IRAs if their employer doesn't offer a qualified retirement plan.
When employees leave, HR should explain their options for their 401(k) balance: leave it in the plan, roll it into a new employer's plan, roll it into a personal IRA, or cash it out (which triggers taxes and penalties). An IRA rollover is usually the best option for departing employees because it consolidates accounts and provides full investment flexibility. HR can provide rollover paperwork and guidance without crossing into financial advice territory.
Forward-thinking HR teams include retirement literacy in their financial wellness programs. Topics like IRA contribution deadlines, Roth vs Traditional decisions, and catch-up contributions help employees make informed decisions. A 2023 SHRM survey found that 74% of employees value financial wellness benefits, and retirement planning ranks as the top requested topic.