How Do I Claim the Rule of 55 From My 401(k)?

To claim the Rule of 55 on a 401(k) withdrawal, you take the distribution directly from your former employer’s 401(k) plan after leaving that job during or after the calendar year you turn 55, and the penalty exception is applied either automatically through the distribution code on your Form 1099-R or by filing Form 5329 with your tax return. There is no advance application to the IRS. The claim happens through paperwork at two points: when you request the distribution from the plan, and when you file taxes for the year you received it.

Confirm You Actually Qualify

Two facts control eligibility: your age and how you left the job. You must separate from service during or after the calendar year in which you turn 55, and the distribution must come from the plan sponsored by the employer you just left.¹ The reason for leaving does not matter. Quit, retire, or get laid off, and you’re covered.

The calendar-year rule is more generous than most people assume. Your birthday does not need to come before your last day. If you leave in March and turn 55 in November of the same year, you qualify. What disqualifies you is separating in a year before the one in which you turn 55, such as walking out in December at age 54 and turning 55 in January.²

The exception is tied to one specific plan, not to you as a person. Only the 401(k) from the employer you just left is eligible. An old 401(k) from a job you left at 48 stays locked behind the 10% penalty until you reach 59½ or qualify under a different exception. The rule also applies only to employer plans like 401(k)s and 403(b)s. It does not reach any IRA, whether traditional, Roth, SEP, or SIMPLE.¹

Check That Your Plan Allows the Withdrawal

The IRS permits penalty-free withdrawals under the Rule of 55, but your employer’s plan is not required to offer them. Some plans only pay a single lump sum at separation. Others restrict early separation distributions entirely. Before you build a retirement timeline around this, pull your Summary Plan Description or call the plan administrator and confirm your plan actually permits the kind of withdrawal you want.³

You can only draw against your vested balance. Your own salary-deferral contributions are always fully vested, but employer matching and profit-sharing dollars often follow a vesting schedule, and anything unvested stays with the plan when you leave.

Request the Distribution the Right Way

Contact your former employer’s plan administrator, usually a recordkeeper like Fidelity, Vanguard, or Empower. Tell them you want a distribution due to separation from service after age 55 under the penalty exception. The administrator will send forms asking for your personal details, bank information for direct deposit, and an attestation of your separation date.

The money has to move directly from the employer’s 401(k) to you. If you roll the funds into an IRA first and then withdraw from the IRA, the Rule of 55 no longer applies, and the 10% penalty is back on the table. This is the single most common way people lose the exception by accident. Leave the money in the employer’s plan until you’ve taken what you need.

You are not restricted to one withdrawal. As long as the funds remain in the former employer’s plan, you can take multiple partial distributions over time, including across multiple tax years. That flexibility lets you draw as needed rather than taking a single large taxable payout. Whether your plan allows partial withdrawals, though, depends on the plan document, so confirm the options available to you.

Processing usually runs one to four weeks after the administrator has your completed paperwork. Ask for written confirmation that the distribution is being processed under the separation-from-service penalty exception. If anything is miscoded later, that documentation is what protects you.

How the Exception Is Reported to the IRS

After the end of the tax year, your plan administrator files a Form 1099-R showing the distribution. Box 7 contains a code that tells the IRS whether the early withdrawal penalty applies.⁴

The code you want to see is Code 2, “early distribution, exception applies.” When your 1099-R shows Code 2, the IRS already knows no penalty is owed. You report the distribution as income on your return and nothing more is required on your end for the exception itself.⁴

If Your 1099-R Shows Code 1 Instead

Code 1 in Box 7 means the administrator reported the withdrawal as a standard early distribution subject to the 10% penalty. This happens more often than you’d expect, and it does not mean you owe the penalty. It means you have to claim the exception yourself on Form 5329.⁵

On Form 5329, Part I, enter the distribution amount on Line 1, then enter the amount qualifying for the exception on Line 2. In the space next to Line 2 asking for the exception number, enter 01, the code for distributions received after separation from service during or after the year you reached age 55. That tells the IRS to waive the 10% penalty.⁶

The two different numbers trip people up. Code 2 on the 1099-R and exception number 01 on Form 5329 refer to the same Rule of 55 withdrawal, but they sit on different forms in different coding systems. If your 1099-R shows Code 1 and you skip Form 5329, the IRS will assess the 10% penalty automatically, and reversing it means dealing with a notice.

Taxes and Withholding You Still Owe

Waiving the 10% penalty does not make the distribution tax-free. A traditional 401(k) withdrawal is taxed as ordinary income in the year you receive it. A large lump sum can push you into a higher bracket for that year, which is why some people stretch withdrawals across tax years.

The plan administrator is required to withhold 20% of any eligible rollover distribution you take as cash rather than roll into another retirement account. That 20% is a prepayment toward your tax bill, not the final figure.⁷ You reconcile it when you file. If your effective rate ends up below 20%, you’ll see a refund. If your marginal rate is higher, you’ll owe more. State income tax may also apply depending on where you live.

If part of your 401(k) is a Roth account, your own after-tax contributions come back tax-free. The earnings portion is only tax-free if the distribution is “qualified,” which requires reaching age 59½ and holding the Roth account at least five years. A Rule of 55 withdrawal before 59½ clears the 10% penalty but may not meet that qualified standard, so the earnings slice can still be taxed as ordinary income.

Public Safety Employees: Age 50 Instead of 55

If you worked in public safety for a state or local government, the threshold drops to 50. You can separate during or after the year you turn 50 and take penalty-free distributions from your governmental defined benefit or defined contribution plan.¹

SECURE 2.0 expanded the list of who counts. The lower age now covers police, firefighters (including private-sector firefighters), emergency medical services personnel, corrections officers, customs and border protection officers, federal law enforcement officers, and air traffic controllers.⁸ The law also added a service-based path: public safety employees with at least 25 years of service qualify regardless of age. Both the age-50 version and the 25-year version use the same exception number (01) on Form 5329 as the standard Rule of 55.⁶

Mistakes That Cost People the Exception

Most Rule of 55 failures come from a short list of preventable errors.

Rolling into an IRA before withdrawing. Once the money reaches an IRA, the exception is gone. Take your distribution from the employer plan first, then roll what’s left if you want to consolidate.
Separating in the wrong calendar year. Leaving in a year before the one in which you turn 55 disqualifies you, even if your 55th birthday is weeks away.
Drawing from the wrong plan. Only the 401(k) of the employer you just left qualifies. Old plans from earlier jobs don’t ride along on your latest separation.
Ignoring a Code 1 on the 1099-R. Without Form 5329 and exception number 01, the IRS will assess the penalty automatically.
Assuming your plan allows the withdrawal. Some plans don’t permit partial or early separation distributions at all. Confirm with the administrator before you commit to a plan that depends on it.
Confusing it with Substantially Equal Periodic Payments. SEPP is a separate exception that locks you into a rigid schedule for at least five years or until 59½, whichever is longer, with penalties applied retroactively if you deviate. The Rule of 55 has no such schedule, and treating the two as interchangeable can lead to commitments you didn’t need to make.⁹

Going back to work after a Rule of 55 distribution does not retroactively void the exception. The IRS looks at the separation that triggered the withdrawal, not what you do afterward. You can keep drawing from the old plan while working elsewhere. What you cannot do is roll the funds into the new employer’s plan and later try to claim the exception against that plan, because the exception is tied to a specific separation from a specific employer.

1
Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions
2
Office of the Law Revision Counsel. 26 USC 72 – Annuities; Certain Proceeds of Endowment and Life Insurance Contracts
3
Internal Revenue Service. 401(k) Resource Guide – Plan Participants – General Distribution Rules
4
Internal Revenue Service. 2025 Instructions for Forms 1099-R and 5498
5
Internal Revenue Service. About Form 5329, Additional Taxes on Qualified Plans (Including IRAs) and Other Tax-Favored Accounts
6
Internal Revenue Service. 2025 Instructions for Form 5329 – Additional Taxes on Qualified Plans (Including IRAs) and Other Tax-Favored Accounts
7
Internal Revenue Service. Pensions and Annuity Withholding
8
The Thrift Savings Plan (TSP). SECURE Act 2.0, Section 329 – Modification of Eligible Age for Exemption from Early Withdrawal Penalty for Qualified Public Safety Employees
9
Internal Revenue Service. Substantially Equal Periodic Payments