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The Retirement Numbers: the ages

2026 law · reviewed September 5, 2026

Age-based rules on the retirement calendar, current law
AgeWhat happens2026 figure
50Catch-up contributions begin$8,000 plan · $1,100 IRA
55HSA catch-up; rule of 55 for a 401(k) after leaving that employer$1,000
59½Early-withdrawal penalty on retirement accounts ends
60 to 63The larger catch-up replaces the age-50 amount$11,250
62Earliest Social Security claiming age, reducedEarnings test $24,480
63The Medicare lookback year begins: this year's income sets the premium at 65
65Medicare; the additional standard deduction; the senior deduction$1,650 + $6,000
66 to 67Full retirement age, by birth year
70Delayed retirement credits stop
70½Qualified charitable distributions from an IRA$111,000
73 or 75Required minimum distributions begin (born before 1960: 73; from 1960: 75)

Age-based rules on the retirement calendar, current law.

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