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Required minimum distributions

RMD Calculator: Required Minimum Distribution

Calculate Required Minimum Distributions.

01

Personal baseline

RMD age (SECURE Act)
$
02

Spousal beneficiary

03

Growth assumption

%
RMD snapshot

2026 estimate

Required distribution
$12,195

Distribution period 24.6 yr

Tax

This amount will be taxed as ordinary income unless it is from a Roth account.

Penalty

Missing RMDs can trigger a heavy IRS penalty on the shortfall; verify with your custodian and tax advisor.

Key figures

Current age75
Distribution period24.6

RMD curve

RMDs often peak in late life as the divisor shrinks; balance and return assumptions change the shape.

QCDs

Qualified charitable distributions can satisfy RMDs without increasing AGI, confirm eligibility with a tax professional.

Inherited IRAs

Non-spouse beneficiaries may face the 10-year rule; distributions can bunch into higher brackets.

RMD Strategy 2026: Distribution & Tax Planning

Required Minimum Distributions (RMDs) are mandatory withdrawals from tax-deferred retirement accounts starting at age 72-75 (depending on birth year). Understanding RMD calculations, tax implications, and planning strategies is critical for retirement income management.

Strategic RMD Planning Insights

The RMD Acceleration Trap: Why Early Withdrawals Can Save Taxes

Withdrawing slightly more than your RMD in lower-bracket years (ages 72-78) can reduce future RMDs and keep you in lower brackets longer.
A $15,000 withdrawal at age 75 (vs. $12,195 RMD) in the 12% bracket costs $336 extra tax but reduces future RMDs by $1,200/year. Over 10 years, this saves $1,440 in taxes (12% vs. 22% bracket) while reducing account balance faster.

The Social Security Tax Torpedo: RMDs Triggering SS Taxation

RMDs can push your income high enough to trigger Social Security taxation (up to 85% of benefits become taxable).
Combined income (AGI + 50% of SS) above $44,000 (married) or $34,000 (single) triggers SS taxation. A $12,195 RMD can push $10,000-$15,000 of Social Security into taxable income, effectively increasing your marginal tax rate by 10-15 percentage points.

The Roth Conversion Window: Pre-RMD Conversion Strategy

Converting Traditional IRA funds to Roth before RMD age (72-75) can eliminate future RMDs and reduce tax burden on heirs.
Converting $50,000 at age 70 in the 22% bracket costs $11,000 in taxes but eliminates $2,000-$3,000/year in future RMDs and provides tax-free distributions. This strategy works best if you have other funds to pay the conversion tax.

The Distribution Period Compression: Why RMDs Accelerate After 80

After age 80, distribution periods shrink faster (20.2 years at 80 vs. 16.0 years at 85), causing RMD percentages to increase rapidly.
A $300,000 balance at age 80 requires $14,851 (4.95%). At age 85, the same balance requires $18,750 (6.25%), a 26% increase in percentage. This acceleration can push you into higher brackets unexpectedly if not planned for.

The QCD Timing Strategy: Maximizing Tax-Free Charitable Impact

Time QCDs strategically to maximize tax savings, use them in years when RMDs would push you into higher brackets.
A $12,000 RMD in the 12% bracket saves $1,440 in taxes via QCD. The same QCD in the 22% bracket saves $2,640. Plan QCDs for years when you're near bracket thresholds to maximize tax avoidance.

The Spousal Age Gap Multiplier: Joint Life Table Impact

The Joint Life Table benefit increases exponentially with larger age gaps.
A 10-year gap extends distribution period by ~5 years. A 15-year gap extends it by ~7.5 years. A 20-year gap extends it by ~10 years. This means larger age gaps provide proportionally more tax-deferred growth and lower annual RMDs.

The Multiple Account Optimization: Strategic Withdrawal Sequencing

Withdraw RMDs from accounts with highest balances first to reduce future RMDs faster, or from accounts with lowest returns to preserve growth in better-performing accounts.
This flexibility allows you to optimize which accounts to draw from based on performance, tax implications, and estate planning goals.

The Medicare IRMAA Cliff: RMDs Triggering Higher Medicare Premiums

RMDs can push Modified Adjusted Gross Income (MAGI) high enough to trigger Income-Related Monthly Adjustment Amount (IRMAA) surcharges on Medicare Part B and D premiums.
MAGI above $103,000 (single) or $206,000 (married) triggers IRMAA. A $12,195 RMD can push you over these thresholds, adding $500-$1,200/year in Medicare premiums, effectively a 4-10% surtax on RMDs.

RMD Calculator: Master Required Minimum Distributions in 2026

Calculate your Required Minimum Distribution (RMD) using the IRS Uniform Lifetime Table. Understand RMD rules, tax implications, and planning strategies for 2026.

What This Calculator Does

This RMD calculator determines the exact amount you must withdraw from tax-deferred retirement accounts (Traditional IRAs, 401(k)s, 403(b)s) each year to satisfy IRS rules. It divides your prior-year-end account balance by the appropriate distribution period from the IRS Uniform Lifetime Table—or the Joint Life Table if your spouse is 10+ years younger and sole primary beneficiary—then projects how your RMDs and account balance evolve over the next decade or more.
  • Who It Helps:
    Retirees at or approaching RMD age (72–75 depending on birth year), financial planners projecting client distribution schedules, and anyone evaluating how RMDs affect their tax bracket or Medicare premiums.
  • Key Outputs:
    Current-year RMD amount, distribution period from the IRS table, year-by-year RMD projections, projected account balance trajectory, and the percentage of the balance required each year.
  • What It Does Not Do:
    The calculator does not handle inherited IRA 10-year-rule distributions, model Roth conversion strategies (use the RMD vs. Roth Conversion calculator for that), or calculate tax owed on RMD income.

How the Math Works

The IRS formula for Required Minimum Distributions is straightforward:
RMD=Account Balance (Dec 31 prior year)Distribution Period\text{RMD} = \frac{\text{Account Balance (Dec 31 prior year)}}{\text{Distribution Period}}
The distribution period comes from the IRS Uniform Lifetime Table (Publication 590-B), which decreases with age: 27.4 years at age 72, 24.6 at 75, 20.2 at 80, 16.0 at 85, and 12.2 at 90. As the divisor shrinks, the required withdrawal percentage rises—from roughly 3.6% at 72 to 8.2% at 90.
  • Joint Life Table:
    If your spouse is 10+ years younger and your sole primary beneficiary, the Joint Life Table extends the distribution period. At age 75 with a 60-year-old spouse, the period increases from 24.6 to approximately 29.6 years, reducing the RMD by about 17%.
  • Projection Method:
    Future RMDs are projected by growing the account balance at the expected return rate, subtracting each year's RMD, then dividing the new balance by the next year's distribution period.
  • Worked Example:
    Age 75, $300,000 IRA balance, Uniform table. Distribution period = 24.6. RMD = $300,000 ÷ 24.6 = $12,195.12. With 5% growth, year-end balance ≈$302,400 after withdrawal, and age-76 RMD rises to ≈$12,810 (period 23.7).

How to Use This Calculator

Enter your age (or your age as of December 31 of the distribution year) and your total IRA/401(k) balance as of December 31 of the prior year—this is the figure the IRS uses. If you have multiple accounts, enter the combined balance; you can withdraw the total RMD from any combination of IRAs.
  • Life Expectancy Table:
    The Uniform Lifetime Table is selected by default and applies to most account owners. Switch to the Joint Life Table only if your spouse is 10+ years younger and is your sole primary beneficiary.
  • Spousal Age:
    If using the Joint Life Table, enter your spouse's age to calculate the extended distribution period and the resulting lower RMD amount.
  • Growth Rate for Projections:
    Enter your expected annual portfolio return (e.g. 5%) to project how your RMDs and account balance change over the next 10+ years. Conservative assumptions (4–5%) are recommended for planning.
  • Reviewing Results:
    Check this year's RMD, the distribution period, and the year-by-year projection table showing how RMDs increase and your balance peaks then declines as withdrawals outpace growth.

Understanding Required Minimum Distributions (RMDs)

What Are RMDs?

Required Minimum Distributions (RMDs) are mandatory withdrawals from tax-deferred retirement accounts (Traditional IRAs, 401(k)s, 403(b)s, etc.) that must begin at age 72-75, depending on your birth year. RMDs ensure that tax-deferred accounts are eventually taxed, rather than growing tax-free indefinitely. The amount is calculated by dividing your account balance (as of December 31 of the previous year) by your life expectancy factor from the IRS Uniform Lifetime Table.

The SECURE Act Changes

The SECURE Act (2019) and SECURE Act 2.0 (2022) changed RMD starting ages: (1) Born 1960 or later: RMDs begin at age 75, (2) Born 1951-1959: RMDs begin at age 73, (3) Born before 1951: RMDs begin at age 72 (original rule). These changes give you 2-5 more years of tax-deferred growth before mandatory withdrawals begin. The calculator automatically determines your RMD age based on your birth year.

Why RMDs Matter

RMDs are taxed as ordinary income and can push retirees into higher tax brackets unexpectedly. A $300,000 IRA at age 75 requires a $12,195 RMD, which, combined with Social Security and other income, can push you from the 12% bracket into the 22% bracket. Additionally, failing to take your full RMD results in a 25% penalty on the shortfall (reduced to 10% if corrected timely), making accuracy critical.

How to Calculate Your RMD

The RMD Formula

RMD = Account Balance (Dec 31 of previous year) ÷ Distribution Period (from IRS table):
RMD=Account BalanceDistribution Period\text{RMD} = \frac{\text{Account Balance}}{\text{Distribution Period}}
For example, at age 75 with a $300,000 IRA, the distribution period is 24.6 years, so RMD = $300,000 ÷ 24.6 = $12,195.12. You must withdraw at least this amount by December 31 of the RMD year to avoid penalties.

The IRS Uniform Lifetime Table

The IRS Uniform Lifetime Table (Publication 590-B) provides distribution periods based on your age. Key ages: 72 (27.4 years), 75 (24.6 years), 80 (20.2 years), 85 (16.0 years), 90 (12.2 years). The distribution period decreases each year, causing RMDs to increase as a percentage of your account balance. The calculator uses the 2026 table values to ensure accuracy.

Spousal Beneficiary Calculations

If your spouse is 10+ years younger and is your sole primary beneficiary, you can use the Joint Life Table instead of the Uniform Lifetime Table. This extends your distribution period, reducing annual RMDs. For example, at age 75 with a spouse age 60, your distribution period increases from 24.6 years to approximately 29.6 years, reducing your RMD from $12,195 to $10,135; saving $2,060 in taxable income annually.

RMD Projections and Portfolio Evolution

How RMDs Change Over Time

RMDs typically increase each year as the distribution period decreases. For example, at age 75 (24.6 years), a $300,000 balance requires $12,195. At age 80 (20.2 years), the same balance would require $14,851; a 22% increase. However, if your account grows faster than withdrawals, the dollar amount may increase even more. The calculator projects future RMDs based on estimated returns.

The RMD Growth Curve

RMDs often peak in your late 80s before portfolio balances begin declining significantly. This occurs because the distribution period shrinks faster than account growth in early RMD years (ages 72-85), causing RMDs to increase. After age 85, withdrawals often outpace growth, causing balances to decline even as RMD percentages increase. Understanding this curve helps you plan for tax bracket changes.

Portfolio Balance Evolution

If your portfolio earns 5% annually, balances may continue growing in early RMD years (ages 72-80) because growth exceeds withdrawals. In later years (ages 85+), RMDs become a larger percentage of the balance, and withdrawals may outpace growth, causing balances to decline. The calculator shows year-by-year projections so you can see when your balance peaks and begins declining.

Tax Implications and Planning Strategies

RMDs as Ordinary Income

RMDs are taxed as ordinary income at your marginal tax rate, not as capital gains. This means a $12,000 RMD could be taxed at 12%, 22%, or 24% depending on your total income. Combined with Social Security and other income, RMDs can push retirees into higher tax brackets unexpectedly. Plan ahead by withdrawing slightly more in lower-bracket years to reduce future RMDs.

Qualified Charitable Distributions (QCDs)

If you're 70½ or older, you can send up to $100,000/year directly from your IRA to a qualified charity. This counts toward your RMD requirement but doesn't increase your taxable income. For example, a $12,000 RMD sent as a QCD avoids $2,400-$3,000 in taxes (depending on your bracket) while satisfying your RMD obligation. This is especially powerful for retirees who don't need the RMD income.

Tax Bracket Management

Consider withdrawing slightly more than your RMD in lower-bracket years to reduce future RMDs and avoid higher brackets later. For example, if you're in the 12% bracket at age 75, withdrawing $15,000 instead of $12,195 reduces your future balance and RMDs, potentially keeping you in the 12% bracket longer. This strategy requires careful planning and tax bracket analysis.

RMD Penalties and Compliance

The 25% Penalty Rule

Failing to take your full RMD results in a 25% penalty on the shortfall (the amount you should have withdrawn but didn't). If you correct the error timely (within the correction window), the penalty is reduced to 10%. For example, if your RMD is $12,000 and you only withdraw $8,000, the penalty is 25% of $4,000 = $1,000 (or $400 if corrected timely). This makes accuracy critical, always calculate and withdraw your exact RMD.

Multiple IRA Aggregation

You can calculate RMDs separately for each IRA using each account's December 31 balance, but you can withdraw the total RMD amount from any combination of IRAs. For example, if IRA #1 requires $10,000 and IRA #2 requires $5,000, you can withdraw all $15,000 from IRA #1 if you prefer. This flexibility allows you to consolidate withdrawals and simplify account management.

Roth IRA Exception

Roth IRAs do not have RMD requirements during the original owner's lifetime. However, inherited Roth IRAs are subject to the 10-year rule for non-spouse beneficiaries. This is one advantage of Roth accounts, you can leave funds to grow tax-free indefinitely without mandatory withdrawals.

Inherited IRA RMD Rules

The 10-Year Rule for Non-Spouse Beneficiaries

Non-spouse beneficiaries must fully distribute inherited IRAs within 10 years (SECURE Act 2.0), potentially pushing them into higher tax brackets. A $500,000 inherited IRA requires $50,000/year average distributions, which can push a beneficiary from the 12% bracket into the 22% or 24% bracket. Plan distributions strategically to minimize tax impact over the 10-year period.

Spouse Beneficiary Options

Spouse beneficiaries can treat the inherited IRA as their own and use their own RMD schedule, or they can take distributions based on their own life expectancy. This flexibility allows spouses to delay distributions and continue tax-deferred growth, unlike non-spouse beneficiaries who must distribute within 10 years.

Estate Planning Considerations

Consider converting Traditional IRAs to Roth IRAs before RMD age to avoid mandatory withdrawals and reduce tax burden on heirs. Roth conversions are taxed in the year of conversion but eliminate future RMDs and provide tax-free distributions to beneficiaries. This strategy requires careful planning and tax bracket analysis.

FAQ

I am 75 with $300,000 in my IRA; exactly how much does the IRS require me to withdraw this year to avoid penalties?

At age 75, the IRS Uniform Lifetime Table shows a distribution period of 24.6 years. Your 2026 RMD is $300,000 ÷ 24.6 = $12,195.12. You must withdraw at least this amount by December 31, 2026, to avoid the 25% penalty on the shortfall. The penalty is reduced to 10% if you correct the error timely.

How will my RMD amount change over the next 10 years as my distribution period shrinks?

RMDs typically increase each year as the distribution period decreases. For example, at age 75 (24.6 years), a $300,000 balance requires $12,195. At age 80 (20.2 years), the same balance would require $14,851; a 22% increase. However, if your account grows faster than withdrawals, the dollar amount may increase even more. Use the calculator's projections to see how your RMDs will change over time.

If my portfolio earns 5% annually, will my balance keep up with the increasing RMD requirements?

It depends on your age and account balance. In early RMD years (ages 72-80), 5% growth often exceeds RMD withdrawals, so balances may continue growing. In later years (ages 85+), RMDs become a larger percentage of the balance, and withdrawals may outpace growth, causing balances to decline. The calculator shows year-by-year projections so you can see when your balance peaks and begins declining.

What is the financial impact if my spouse is significantly younger than me?

If your spouse is 10+ years younger and is your sole primary beneficiary, you can use the Joint Life Table, which extends your distribution period. For example, at age 75 with a spouse age 60, your distribution period increases from 24.6 years to approximately 29.6 years, reducing your RMD from $12,195 to $10,135; saving $2,060 in taxable income. This extends tax-deferred growth and reduces annual tax liability.

What is the SECURE Act and how does it affect RMD age?

The SECURE Act changed RMD starting ages: (1) Born 1960 or later: RMDs begin at age 75, (2) Born 1951-1959: RMDs begin at age 73, (3) Born before 1951: RMDs begin at age 72 (original rule). The calculator automatically determines your RMD age based on your birth year. These changes give you more time for tax-deferred growth before mandatory withdrawals begin.

What is the penalty for not taking an RMD?

The penalty for failing to take a required minimum distribution is 25% of the shortfall (the amount you should have withdrawn but didn't). If you correct the error timely (within the correction window), the penalty is reduced to 10%. For example, if your RMD is $12,000 and you only withdraw $8,000, the penalty is 25% of $4,000 = $1,000 (or $400 if corrected timely). This makes accuracy critical, always calculate and withdraw your exact RMD.

Can I avoid taxes on my RMD by donating to charity?

Yes, through Qualified Charitable Distributions (QCDs). If you're 70½ or older, you can send up to $100,000/year directly from your IRA to a qualified charity. This counts toward your RMD requirement but doesn't increase your taxable income. For example, a $12,000 RMD sent as a QCD avoids $2,400-$3,000 in taxes (depending on your bracket) while satisfying your RMD obligation.

What happens to RMDs for inherited IRAs?

Non-spouse beneficiaries are subject to the 10-year rule (SECURE Act 2.0), meaning inherited IRAs must be fully distributed within 10 years. Spouse beneficiaries can treat the IRA as their own and use their own RMD schedule. The calculator focuses on original account owners, inherited IRA rules are different and require separate calculations.

Do Roth IRAs have RMD requirements?

No, Roth IRAs do not have RMD requirements during the original owner's lifetime. However, inherited Roth IRAs are subject to the 10-year rule for non-spouse beneficiaries. This is one advantage of Roth accounts, you can leave funds to grow tax-free indefinitely without mandatory withdrawals.

How do I calculate my RMD if I have multiple IRAs?

Calculate the RMD separately for each IRA using each account's December 31 balance. However, you can withdraw the total RMD amount from any combination of IRAs, you don't need to withdraw from each account proportionally. For example, if IRA #1 requires $10,000 and IRA #2 requires $5,000, you can withdraw all $15,000 from IRA #1 if you prefer.

Sources & citations

References used for the calculation method and definitions. Links open in a new tab when available.

[1]
IRS Publication 590-B – Distributions from IRAs

Official IRS publication with Uniform Lifetime Table, Joint Life Table, and complete RMD calculation rules.

[2]
IRS – Retirement Topics: Required Minimum Distributions

IRS overview of RMD rules, SECURE Act age changes, penalty rates, and correction procedures.

Financial Estimation Note

General Projections: Results are mathematical estimates based on the rates and formulas currently loaded for this tool, including year-specific tax data where noted. They are intended for high-level planning only.

No Advice Provided: This site does not provide financial, tax, or legal advice. Using this tool does not create a client-advisor relationship with CalcRegistry.

Confirm Numbers: Financial laws change frequently. Please verify all results with a qualified professional (CPA, Financial Planner, or Lawyer) before making significant financial decisions.

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