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Required Minimum Distributions (RMDs): Complete Guide

Learn everything about Required Minimum Distributions including calculation methods, deadlines, penalties, and strategies to minimize taxes on retirement account withdrawals.

David Patterson, CFP, Retirement Distribution Specialist
November 15, 2026
19 min read

Required Minimum Distributions (RMDs): Complete Guide

Required Minimum Distributions force retirees to withdraw money from tax-deferred retirement accounts starting at a certain age. Understanding RMD rules helps you plan withdrawals efficiently and avoid costly penalties. This guide covers everything you need to know about RMDs.

RMD Basics

What Are RMDs?

RMDs are minimum amounts you must withdraw annually from:

  • Traditional IRAs
  • SEP IRAs
  • SIMPLE IRAs
  • 401(k), 403(b), 457(b) plans
  • Most employer retirement plans

When RMDs Begin

Birth YearRMD Starting Age 1950 or earlier72 (already started) 1951-195973 1960 or later75

First RMD deadline: April 1 of year following the year you reach RMD age

Subsequent RMDs: December 31 each year

Accounts Exempt from RMDs

AccountRMD Required? Roth IRA (owner)No Roth 401(k) (owner)Starting 2024, No Working still-employed 401(k)Can delay if not 5%+ owner Inherited accountsDifferent rules apply

Calculating Your RMD

The Basic Formula

RMD = Account Balance (Dec 31 prior year) / Life Expectancy Factor

Life Expectancy Tables

Uniform Lifetime Table (most common):

AgeFactorAgeFactor 7326.58020.2 7425.58516.0 7524.69012.2 7623.7958.9 7722.91006.4

Calculation Example

Age 75 with $500,000 IRA:

  • Balance: $500,000
  • Factor: 24.6
  • RMD: $500,000 / 24.6 = $20,325

Multiple Accounts

Account TypeAggregation Rules Multiple IRAsCalculate separately, withdraw from any Multiple 401(k)sCalculate and withdraw from each 403(b)sAggregate with other 403(b)s Mix of account typesCannot aggregate across types

Use our retirement calculator to model RMD scenarios.

RMD Strategies

Minimizing Lifetime RMDs

Strategy 1: Roth Conversions Before RMD Age

  • Convert traditional to Roth
  • Pay taxes at potentially lower rates
  • Reduce future RMD amounts
  • No RMDs from Roth

Strategy 2: Qualified Charitable Distributions

  • Donate up to $105,000 directly to charity
  • Counts toward RMD
  • Not included in taxable income
  • Available at age 70.5+

Strategy 3: Still Working Exception

  • Delay 401(k) RMDs if still employed
  • Must not be 5%+ owner
  • Does not apply to IRAs

Tax-Efficient Withdrawal Ordering

YearStrategy Before RMD ageStrategic Roth conversions RMD ageTake RMD first, then Roth convert High income yearsMinimize conversions Low income yearsMaximize conversions

Managing Tax Brackets

Fill lower brackets:

  • Take RMD (required)
  • Add Roth conversions to fill bracket
  • Avoid pushing into higher brackets

Review our Roth conversion guide for detailed strategies.

Penalties and Corrections

Failure to Take RMD

Penalty: 25% of amount not withdrawn (reduced from 50%)

Example:

  • Required RMD: $20,000
  • Actual withdrawal: $0
  • Penalty: $5,000

Correcting Missed RMDs

If caught within 2 years:

  • Take the missed RMD immediately
  • File Form 5329
  • Pay reduced 10% penalty
  • Explain reasonable cause

Reasonable cause examples:

  • Illness
  • Incorrect advice
  • Administrative error
  • First-year confusion

Avoiding Penalties

ActionWhy It Helps Set calendar remindersNever forget deadline Automate distributionsRemoves human error Work with professionalEnsures compliance Track all accountsNothing overlooked

First-Year RMD Decisions

April 1 vs. December 31

First year choice:

  • Take by December 31 of RMD year
  • Or delay to April 1 of following year

If you delay:

  • Two RMDs in second year
  • Higher taxable income that year
  • May push into higher bracket

Example Comparison

StrategyYear 1 TaxYear 2 TaxTotal December 31$20,000 income$21,000 income$41,000 April 1 delay$0$41,000 income$41,000

Same total, but bunched income may increase taxes.

Qualified Charitable Distributions (QCDs)

QCD Basics

FeatureDetails Age eligible70.5+ Annual limit$105,000 (2026) FromIRA only (not 401k) ToQualified 501(c)(3) Tax treatmentExcluded from income

QCD Advantages

  • Satisfies RMD without income
  • Reduces AGI
  • May lower Medicare premiums
  • No itemization needed
  • May reduce Social Security taxation

QCD Process

1. Contact IRA custodian 2. Request direct transfer to charity 3. Ensure check goes directly to charity 4. Get acknowledgment from charity 5. Track for tax reporting

Special Situations

Inherited IRAs

BeneficiaryRMD Rules SpouseCan treat as own or inherited Non-spouse (post-2019)10-year rule applies Eligible designatedLife expectancy available Estate/non-person5-year rule may apply

Still Working at RMD Age

401(k) exception:

  • Can delay RMDs while working
  • Only for current employer's plan
  • Not available for IRAs
  • Must not be 5%+ owner

After leaving:

  • RMDs begin year after separation
  • Cannot make up skipped years

Divorce and RMDs

  • QDRO can divide retirement accounts
  • Each ex-spouse responsible for own RMDs
  • Transfer must be properly executed
  • Get professional help

RMD Planning Timeline

5 Years Before RMD Age

  • [ ] Project retirement account balances
  • [ ] Calculate estimated RMDs
  • [ ] Consider Roth conversions
  • [ ] Review overall retirement income plan

Year Before RMD Age

  • [ ] Confirm RMD amounts
  • [ ] Decide December 31 vs. April 1
  • [ ] Set up automatic distributions
  • [ ] Plan charitable giving strategy

RMD Year and Beyond

  • [ ] Take RMD by deadline
  • [ ] Consider QCDs if charitable
  • [ ] Continue Roth conversion strategy
  • [ ] Review annually

Common RMD Mistakes

MistakeConsequencePrevention Missing deadline25% penaltyCalendar reminders Wrong calculationPenalty or excess taxUse IRS tables Forgetting an accountPenaltyTrack all accounts Taking from wrong account typeDoes not satisfy RMDUnderstand aggregation QCD to wrong organizationNot excluded from incomeVerify 501(c)(3) status

Working with Professionals

When to Get Help

  • Multiple retirement accounts
  • Complex beneficiary situations
  • Charitable giving goals
  • Tax optimization needs
  • Inherited IRA situations

Questions to Ask

1. How will my RMDs affect my tax bracket? 2. Should I do Roth conversions before RMDs start? 3. How can I use QCDs effectively? 4. What is my optimal withdrawal strategy? 5. How should I handle inherited accounts?

Conclusion

RMDs are unavoidable for traditional retirement accounts, but strategic planning can minimize their tax impact. The key is understanding the rules and planning years in advance.

Key principles: 1. Know your RMD starting age 2. Calculate correctly using IRS tables 3. Consider Roth conversions before RMD age 4. Use QCDs for charitable giving 5. Never miss a deadline 6. Plan for tax efficiency

Smart RMD planning is an essential part of retirement income strategy. Start planning early to maximize your options.

David Patterson, CFP, is a retirement distribution specialist who has helped hundreds of clients navigate RMD requirements and optimize their retirement income.

Last updated: January 14, 2026

Disclaimer

This content is for informational purposes only and should not be considered financial, tax, or legal advice. Consult with a qualified professional before making financial decisions. TaxMaker strives for accuracy but cannot guarantee all information is current or complete. Past performance does not guarantee future results.