The main 401k retirement age for withdrawals is 59½. That is the age at which federal law lets you take money out of a traditional 401k without owing the 10% early withdrawal penalty on top of regular income tax.1Office of the Law Revision Counsel. 26 USC 72 – Annuities; Certain Proceeds of Endowment and Life Insurance Contracts Two other ages matter almost as much: 55, when leaving a job can open up penalty-free access to that employer’s plan, and 73, when the IRS starts forcing you to withdraw money whether you need it or not. If you were born in 1960 or later, that required withdrawal age becomes 75.
Age 59½: The Standard Penalty-Free Age
Once you turn 59½, the IRS treats your 401k distribution as a normal retirement event. It does not matter whether you are still working or have already left the employer sponsoring the plan. The 10% additional tax simply stops applying.
Regular federal income tax still applies to every dollar of a traditional pre-tax distribution, and state income tax may as well. What goes away at 59½ is only the penalty, not the tax bill.
One caveat: your employer’s plan document controls the actual withdrawal process. Some plans allow “in-service” withdrawals while you are still employed, and others require you to separate from the company or reach a certain tenure before you can touch the money.2Internal Revenue Service. Hardships, Early Withdrawals and Loans The Summary Plan Description or the plan administrator can tell you what your plan actually permits at 59½.
What a Withdrawal Before 59½ Costs
Taking money out of a traditional 401k before 59½ triggers a 10% additional tax on the portion of the distribution included in your taxable income.3Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions That penalty is on top of the ordinary income tax you already owe.
The combined bite is larger than most people expect. A worker in the 22% federal tax bracket who takes out $10,000 early would owe roughly $2,200 in income tax plus a $1,000 penalty, losing $3,200 before the money reaches their bank account. State income tax, where applicable, would reduce the amount even further.
Age 55: The Rule of 55
If you leave your job during or after the calendar year you turn 55, you can withdraw from that employer’s 401k plan without paying the 10% early withdrawal penalty.3Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions The separation can be voluntary or involuntary. Resignation, layoff, and termination all qualify as long as the timing lines up.
Several limits shape how useful this rule actually is:
- The exception covers only the 401k tied to the employer you separated from. Balances from previous employers and money already rolled into an IRA do not qualify.
- If you roll the balance into an IRA or a new employer’s plan before taking withdrawals, you lose the Rule of 55 protection.
- The plan must allow distributions to separated employees. Some plans offer only lump-sum payouts rather than partial withdrawals, which could force you to take the entire balance at once and owe income tax on the full amount.
Before you count on the Rule of 55, confirm with your plan administrator that partial withdrawals are available after separation.
Age 50 for Public Safety Workers
The threshold drops to 50 for qualifying public safety employees of state or local governments who separate from service. The same lower age applies to certain federal law enforcement officers, customs and border protection officers, federal firefighters, corrections officers, air traffic controllers, and private-sector firefighters.3Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions
Other Ways to Avoid the Penalty Before 59½
Federal law recognizes several situations where the 10% penalty does not apply even though you are under 59½. Regular income tax still applies in most cases.
Substantially equal periodic payments. Sometimes called a 72(t) distribution, this method requires you to commit to roughly equal annual withdrawals based on your life expectancy for at least five years or until you reach 59½, whichever is longer.1Office of the Law Revision Counsel. 26 USC 72 – Annuities; Certain Proceeds of Endowment and Life Insurance Contracts Modify the schedule before that period ends and the IRS retroactively applies the 10% penalty to every prior distribution.
Total and permanent disability. If you cannot perform any substantial work because of a physical or mental condition, distributions are penalty-free. The money is still taxable income; only the 10% additional tax goes away.4Internal Revenue Service. Retirement Topics – Disability
Terminal illness. Distributions made after a physician certifies a terminal illness are exempt from the penalty.
Domestic abuse. Under a provision effective since 2024, plans that adopt this option can allow survivors of domestic abuse to withdraw the lesser of $10,000 or 50% of their vested balance without the 10% penalty. The amount can be repaid within three years.
Death. When a 401k account holder dies, beneficiaries who receive distributions do not owe the 10% penalty regardless of their age.
Hardship withdrawals. If your plan offers them, hardship distributions cover pressing needs such as unreimbursed medical expenses, payments to prevent eviction or foreclosure, tuition, funeral costs, and certain home purchase or repair costs.5Internal Revenue Service. Retirement Topics – Hardship Distributions A hardship withdrawal is not automatically penalty-free. The 10% additional tax may still apply unless another exception covers the distribution, and you cannot repay the money back into the plan.
401k loans. If your plan allows borrowing, you can generally take out the lesser of $50,000 or 50% of your vested balance and repay it, with interest, through payroll deductions over up to five years.6Internal Revenue Service. Retirement Topics – Plan Loans A loan avoids both tax and the penalty, but leaving your job before repayment can turn the outstanding balance into a taxable distribution. You generally have until the tax-filing deadline for the year of separation, including extensions, to roll that amount to an IRA and avoid the tax hit.7Internal Revenue Service. Plan Loan Offsets
How Roth 401k Rules Differ at 59½
A Roth 401k, funded with after-tax contributions, uses the same 59½ threshold but adds a second condition. A distribution comes out completely tax-free, including the investment earnings, only if you are at least 59½ (or disabled, or the distribution goes to a beneficiary after your death) and at least five years have passed since your first Roth contribution to the plan.8Internal Revenue Service. Roth Account in Your Retirement Plan
Take money out before satisfying both conditions and the earnings portion becomes taxable and potentially subject to the 10% penalty. Your original contributions, already taxed when you made them, come out without additional tax. Starting in 2024, Roth 401k accounts are no longer subject to required minimum distributions during the account owner’s lifetime.
Age 73 (or 75): When Withdrawals Become Required
The IRS does not let you defer taxes on a traditional 401k forever. Required minimum distributions force you to start pulling money out at a specific age.
For most people today, that age is 73. Your first RMD is due by April 1 of the year following the year you turn 73.9Office of the Law Revision Counsel. 26 USC 401 – Qualified Pension, Profit-Sharing, and Stock Bonus Plans After that first year, each annual RMD is due by December 31.
If you were born in 1960 or later, your RMD starting age will be 75 instead of 73. The change takes effect for individuals who reach age 74 after December 31, 2032.10Federal Register. Required Minimum Distributions
Still Working Past the RMD Age
If you are still employed past age 73 and own 5% or less of the company sponsoring the plan, you can delay RMDs from that employer’s 401k until the year you actually retire.11Internal Revenue Service. Retirement Plan and IRA Required Minimum Distributions FAQs This exception applies only to the plan at your current employer. IRAs and 401k accounts from previous jobs still follow the standard schedule.
What Happens If You Miss an RMD
Fail to withdraw the full required amount by the deadline and the IRS charges an excise tax of 25% on the shortfall. That penalty drops to 10% if you correct the mistake within two years.11Internal Revenue Service. Retirement Plan and IRA Required Minimum Distributions FAQs The required amount each year is your account balance as of December 31 of the prior year divided by a life expectancy factor from IRS tables.
Inherited 401k Accounts Follow Different Rules
The ages above apply to your own 401k. If you inherit a 401k, the timing of withdrawals depends on your relationship to the deceased, when they died, and what the plan document allows, not on your own age. Most non-spouse beneficiaries who inherited from someone who died in 2020 or later must empty the account within 10 years of the account holder’s death.12Internal Revenue Service. Retirement Topics – Beneficiary Surviving spouses have more flexibility and can generally roll the inherited balance into their own IRA and follow the standard age rules from there.