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Warren Buffett's Roth Conversion Math

63-year-old with $800,000 can avoid RMDs using Buffett's Roth trick.

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Nov 13, 2026

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Warren Buffett's Roth Conversion Math

63-year-old with $800,000 can avoid RMDs using Buffett's Roth trick.

In brief

63-year-old with $800,000 can avoid RMDs using Buffett's Roth trick. A 63-year-old with $800,000 can convert to Roth IRA to avoid required minimum distributions by 2026, costing $203,586-$257,016 depending on strategy. Originally reported by 24/7 Wall St..

Warren Buffett's Roth Move

Warren Buffett's Roth Move

Warren Buffett paid a one-time tax to move $11.6 million from traditional retirement account into Roth IRA.

“After paying the one-time tax, both men saw their Roth accounts soar”

Roth vs Traditional IRA

Buffett held $20.2 million in Roth IRA with no required withdrawals until age 88.

RMDs for Traditional IRA

Traditional IRA would require $1,474,453 withdrawal in 2019 and higher annual withdrawals.

Conversion Threshold

Conversion Threshold

Conversion limit lifted in 2010 for those earning under $100,000 annually.

The Math

63-year-old with $800,00:00 in traditional IRA can avoid RMDs through Roth conversion.

Plan 1: All at Once

Convert entire $800,000 in 2026 costs $257,016 with $153,300 in 37% tax bracket.

Plan 2: Four Years

Four conversions before Social Security cost $203,586 with Medicare surcharges.

Plan 3: Twelve Years

Twelve conversions of $90,000 each cost $216,746 with no 37% tax bracket.

Roth Balance at 75

All plans end with $1,609,757 in Roth IRA with zero RMDs.

Where Plans Fail

Higher returns favor early conversion; tax rates can change; ladder needs discipline.

Bottom Line

Three strategies to avoid RMDs by 2026 with costs ranging from $203,586 to $257,016.

Tax Impact

All conversions cost $203,586-$257,016 with Medicare surcharges and tax brackets.

Roth at 75

All plans end with $1,609,757 in Roth IRA with zero RMDs.

What it means

A 63-year-old with $800,000 can convert to Roth IRA to avoid required minimum distributions by 2026, costing $203,586-$257,016 depending on strategy.

Read the original on 24/7 Wall St.

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