Does Your 401k Follow You From Job to Job? Your Four Options

Your 401k does not automatically follow you when you change jobs. The money you contributed is yours, but the account itself is tied to your former employer’s plan, and it stays there until you decide what to do with it. Your choices are to leave the balance where it is, roll it into your new employer’s 401k, roll it into an IRA, or cash it out and accept the tax hit.

What Stays With the Old Employer and What Belongs to You

Every dollar you personally contributed, plus any investment gains on those contributions, belongs to you no matter what. What stays behind is the plan infrastructure: the recordkeeper, the investment menu, the administrative setup. That belongs to your former employer. When you leave, the payroll connection is severed and no automatic transfer happens. Your balance sits in the old plan until you act.

Congress did try to close one gap. The SECURE 2.0 Act of 2022 created a system called automatic portability aimed at small forgotten accounts. If your old plan pushes a small balance into a safe harbor IRA, a portability service provider can automatically move that money into your new employer’s plan unless you opt out.¹ It only works when both employers use linked service providers, so most workers still have to handle the transfer themselves.²

Check Your Vesting Before Anything Else

Your own salary deferrals are always 100% vested. Employer matching or profit-sharing contributions are a different story. Federal law lets employers choose between two schedules:

Cliff vesting: you own 0% of employer contributions until you complete three years of service, then jump to 100% all at once.³
Graded vesting: 20% after two years of service, then another 20% each year until you hit 100% at year six.³

Safe harbor 401k plans and SIMPLE 401k plans vest employer contributions immediately.⁴ Look at your latest statement or call the plan administrator before you leave. Any unvested employer money is forfeited back to the plan when you separate, and it isn’t coming with you no matter which option you pick.

Your Four Options After You Leave

Leave the Money in the Old Plan

You can do nothing. The balance keeps growing (or shrinking) with the market, and you keep access to the plan’s fund lineup. You just can’t make new contributions.

Whether this option is even available depends on the size of your balance. Under the SECURE 2.0 Act, employers can force out former participants whose vested balance is $7,000 or less without your consent.⁵ If your balance is above $1,000 but at or below $7,000, the plan will roll it into a safe harbor IRA on your behalf unless you tell them where to send it. At $1,000 or less, the plan can just mail you a check.⁶

Cost is the main watch-out. Plans charge administrative fees for recordkeeping, accounting, and trustee services, sometimes as a flat per-participant charge and sometimes as a percentage of your balance. Investment fees come out of your returns as a percentage of assets.⁷ Some plans charge former employees higher administrative fees than current staff, so compare before you settle in.

Roll Into Your New Employer’s 401k

Consolidating with your new plan keeps everything in one place. First step: confirm with HR or the new plan administrator that the plan accepts incoming rollovers. Not all do.

If it does, you’ll need three things to complete the transfer:

The new plan’s legal name, its account or plan number, and the mailing address of the plan administrator or trustee.
A rollover form from the new plan’s administrator, plus a distribution request form from the old plan to release the money.
Correct “payable to” instructions on the check. A direct rollover check should be made out to the new plan’s trustee for your benefit, for example “Fidelity Investments FBO [Your Name].” That phrasing puts the money in your individual sub-account rather than treating it as a personal payment to you.

Rolling into another 401k also keeps a benefit you lose the moment you use an IRA: eligibility for the Rule of 55, covered further down.

Roll Into an IRA

An IRA opens up a much wider investment menu than most employer plans. You can open one at almost any brokerage, bank, or mutual fund company. The key is matching the account type to the money type:

Pre-tax 401k contributions should go into a Traditional IRA to keep their tax-deferred status. Income tax comes due only when you withdraw in retirement.
Roth 401k contributions should go into a Roth IRA. The transfer isn’t taxable because that money was already taxed on the way in.⁸
Pre-tax 401k rolled to a Roth IRA is a taxable conversion. The full amount converted counts as ordinary income for the year, so it usually only makes sense if you expect to be in a higher bracket later.

To start, open the receiving IRA, then request a distribution from your old 401k. The IRA provider gives you the account details and delivery instructions; your old plan needs the IRA account number, the receiving institution’s name and address, and the custodian’s tax identification number.

Cash Out

Taking the money in hand is technically an option, and for balances of $1,000 or less the old plan may simply send you a check whether you want one or not. Cashing out means paying ordinary income tax on the whole amount plus, if you’re under 59½, a 10% early withdrawal penalty.⁹ It is the most expensive way to move money out of a 401k.

How the Money Actually Moves: Direct vs. Indirect Rollover

The method of transfer matters as much as the destination.

Direct Rollover

In a direct (or trustee-to-trustee) rollover, the old plan sends the money straight to the new plan or IRA provider, usually by check made payable to the new custodian for your benefit. You never take possession of the funds. There’s no withholding and no risk of accidentally triggering a taxable event. This is the right choice in almost every case.

Indirect Rollover (the 60-Day Rule)

In an indirect rollover, the old plan sends the check to you personally. From the day you receive it, you have exactly 60 days to deposit the full distribution amount into another qualified plan or IRA. Miss the window and the entire amount is treated as taxable income for the year.¹⁰

There’s a trap built in. Your old plan is required to withhold 20% of the distribution for federal income taxes before sending you the check.¹¹ On a $50,000 balance, you’d receive $40,000. To roll the whole thing over and avoid tax on the withheld amount, you have to deposit the full $50,000 into the new account within 60 days, which means finding $10,000 out of pocket. You get the withheld $10,000 back at tax time, but any shortfall becomes a taxable distribution, plus a 10% early withdrawal penalty if you’re under 59½.⁹ Use the direct method whenever you can.

Situations That Change the Best Move

You Have an Outstanding 401k Loan

If you borrowed from your 401k and still owe on the loan when you leave, the balance typically becomes due. If you can’t repay it, the plan treats the unpaid balance as a distribution and reports it on Form 1099-R.¹² That means income tax on the unpaid amount and the 10% early withdrawal penalty if you’re under 59½.

There’s a safety valve. When a loan is offset against your balance because you left the job, it becomes a “qualified plan loan offset,” and you can roll the offset amount into an IRA or another eligible plan by the due date (including extensions) of your federal return for that year, not the standard 60-day window.¹³ In practice, if the entire distribution is the loan offset and no cash actually changes hands, no withholding is required.¹⁴

You’re 55 or Older When You Leave

If you separate from service during or after the year you turn 55, you can take distributions from that employer’s 401k without the 10% early withdrawal penalty. Public safety employees of state or local governments qualify at age 50. Ordinary income tax still applies.⁹

This exception applies only to the employer plan you separated from. Roll the money into an IRA and try to withdraw before 59½, and the 10% penalty is back on the table.⁹ If you’re between 55 and 59½ and might need the money soon, staying in the 401k (old or new) preserves penalty-free access.

Your 401k Holds Appreciated Company Stock

If your plan holds employer stock that has grown substantially, rolling it into an IRA can be the wrong move. A strategy called Net Unrealized Appreciation lets you distribute the shares out of the plan (not into an IRA) and pay ordinary income tax only on the original cost basis. When you sell the shares later, the appreciation is taxed at long-term capital gains rates, generally lower than ordinary income rates. NUA requires a qualifying lump-sum distribution and is complex enough that it warrants a tax professional’s review before you file any rollover paperwork.

You Use (or Plan to Use) the Backdoor Roth

The backdoor Roth strategy, a nondeductible Traditional IRA contribution followed by a Roth conversion, runs into trouble if you also have pre-tax money in a Traditional IRA. The IRS treats all Traditional IRA balances as one pool when calculating the taxable portion of a conversion. Roll a large pre-tax 401k balance into a Traditional IRA and most of any future conversion becomes taxable, even if you’re only trying to convert a small new nondeductible contribution. If the backdoor Roth is part of your plan, keeping pre-tax funds in an employer plan avoids the pro-rata problem.

If You’ve Already Lost Track of an Old 401k

Multiple job changes over a career make it easy to lose an account. The SECURE 2.0 Act created the Retirement Savings Lost and Found, a federal database run by the Department of Labor for locating forgotten 401k accounts and pension benefits from private-sector employers.¹⁵

You verify your identity through Login.gov with your name, date of birth, Social Security number, and a photo of a valid state-issued driver’s license or ID. Once you’re in, the system searches for defined-benefit pension plans and defined-contribution plans, including 401k accounts, tied to your Social Security number. The database does not cover IRAs, government-sponsored plans, or certain religious organization plans.¹⁵

1
U.S. Department of Labor. Department of Labor Releases Proposed Regulation on Retirement Plans and Automatic Portability Transactions When Employees Change Jobs
2
U.S. Senate Committee on Finance. SECURE 2.0 Act of 2022 Section-by-Section Summary
3
Office of the Law Revision Counsel. 26 USC 411 – Minimum Vesting Standards
4
U.S. Department of Labor. FAQs About Retirement Plans and ERISA
5
Internal Revenue Service. IRS Notice 2024-03 – Cumulative List of Changes in Plan Qualification Requirements
6
Internal Revenue Service. 401(k) Resource Guide – Plan Participants – General Distribution Rules
7
U.S. Department of Labor. A Look at 401(k) Plan Fees
8
Internal Revenue Service. Rollovers of Retirement Plan and IRA Distributions
9
Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions
10
Office of the Law Revision Counsel. 26 USC 402 – Taxability of Beneficiary of Employees Trust
11
Office of the Law Revision Counsel. 26 USC 3405 – Special Rules for Pensions, Annuities, and Certain Other Deferred Income
12
Internal Revenue Service. Retirement Topics – Plan Loans
13
Internal Revenue Service. Instructions for Form 5329
14
Internal Revenue Service. Plan Loan Offsets
15
U.S. Department of Labor – Employee Benefits Security Administration. Retirement Savings Lost and Found Database