Complete RMD & Retirement Distribution Planning Guide
Planning RMDs well is less about this year's withdrawal and more about the multi-year choreography: Roth conversions before RMDs kick in, QCDs to stay under IRMAA thresholds, and distribution sequencing that protects tax-advantaged growth. This guide walks the full picture.
The rules (post-SECURE Act 2.0)
- RMD age: 73 (born 1951-1959); 75 (born 1960+).
- Accounts affected: Traditional IRA, 401(k), 403(b), 457(b), SEP, SIMPLE. Roth IRA owners never have lifetime RMDs (inherited Roths do).
- Calculation: Prior-year-end balance ÷ IRS Uniform Lifetime Table divisor.
- Deadline: December 31 each year. First RMD can be delayed to April 1 of year following your 73rd birthday — but this stacks two RMDs in one year, usually disadvantageous.
- Penalty: 25% of the under-distribution (reduced from 50% by SECURE 2.0). Reducible to 10% if corrected within 2 years.
Stage 1 — Pre-RMD: the Roth conversion window
Between retirement (earned income stops) and RMD age, most retirees are in their lowest tax bracket since their 20s. This is the golden planning window. Priorities:
- Convert to fill the 12% and 22% brackets. Running the bracket boundaries precisely lets you move $100-200K/yr into Roth without crossing into 32%.
- Integrate with Social Security timing. Claiming SS at 70 instead of 62-67 increases the window where SS isn't yet adding to income.
- Watch IRMAA thresholds. Medicare surcharges kick in above ~$206K MFJ income. Plan conversions against these tiers.
- Consider 5-year rule. Converted funds have their own 5-year holding clock for penalty-free access.
Realistic example: 65-year-old couple with $2.5M traditional IRA. Retired, SS not started. Low-bracket years 65-72 (8 years). Convert $180K/yr to fill the 22% bracket. By 73: $1.44M moved to Roth (plus growth ~$1.7M Roth balance). Remaining traditional IRA: ~$1M. RMDs at 73 drop from ~$95K/yr to ~$38K/yr. Lifetime tax savings: roughly $350-450K depending on specific state and tax-law trajectory.
Stage 2 — Active RMD years (73+)
- Qualified Charitable Distributions (QCDs). From age 70½, donate up to $105K/yr directly from IRA to a qualified charity. The distribution counts toward the RMD but is excluded from your income. Effective strategy for retirees who would donate anyway — skips ordinary income tax plus keeps your income under IRMAA thresholds.
- RMD aggregation rules. Multiple IRAs: total RMD calculated, can be taken from any one or combination. 401(k)s: must be taken from each account separately. Different rules matter.
- Spousal RMD strategy. Spouse is beneficiary of your IRA: at your death, can roll to own IRA (restart own RMDs based on their age). Spouses who are 10+ years younger: Joint Life Expectancy Table produces smaller RMDs than Uniform Lifetime Table.
- Health shocks. Long-term care expenses create medical-deduction opportunities — high-deductible years are good RMD years. Opposite for years with large itemized deductions elsewhere.
Stage 3 — Inherited IRA (for beneficiaries)
When you inherit an IRA from a non-spouse, the SECURE Act requires full drainage within 10 years. Planning dimensions:
- Annual RMDs still required if the decedent was already taking RMDs. Skipping pro-rata each year + final balance year 10 creates a stacked final-year tax bomb.
- Coordination with your own low-income years. If you're retiring within the 10-year window, timing distributions into low-bracket years saves meaningful tax.
- Eligible Designated Beneficiary (EDB) exceptions. Surviving spouse, minor child, disabled/chronically ill individual, or beneficiary ≤10 years younger — these get stretched distribution options.
Common mistakes
- Waiting until age 73 to think about RMDs. The key planning window is 60-72.
- Taking RMDs from taxable brokerage account rather than IRA (doesn't satisfy the requirement).
- Missing the April 1 extended deadline for first RMD (then stacking two RMDs in year 2).
- Not using QCDs when already giving charitably — leaving meaningful tax savings on the table.
- Converting to Roth without modeling IRMAA impact — a Roth conversion that triggers $3K of Medicare surcharges changes the math.
- Leaving inherited IRA on autopilot and hitting year-10 with the full balance to distribute at once.
Related reading
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