What Happens to Your 401(k) When You Leave a Job? 4 Options

By Iqbal Azizpoor · Published September 30, 2026

Sources reviewed September 30, 2026 · Editorial Policy

Leaving a job does not mean losing your 401(k). Your contributions remain yours. Whether you keep employer contributions depends on vesting.

You usually have four choices: leave it, move it to a new employer’s plan, roll it into an individual retirement account (IRA), or withdraw it.

Before deciding, get the old plan’s Summary Plan Description and latest statement. Confirm your vested balance, any deadline, and whether you have an unpaid plan loan.

First, check how much of the account is yours

Your own 401(k) contributions are always 100% vested. “Vested” means you own the money.

Employer contributions may vest gradually based on years of service. If you leave early, you may lose the unvested part. Your plan documents should show your vested balance. Finlitera’s 401(k) Employer Match guide explains how vesting can affect employer contributions.

The four choices below generally apply to that vested balance.

Option 1: Leave the money in your former employer’s plan

Keeping the old account may be reasonable when the plan has low fees, useful investments, and good service.

Your money can remain invested, but you usually cannot make new contributions. Keep your contact and beneficiary information current.

Do not assume the old plan must keep every former employee’s balance. A qualified plan may include a provision permitting a mandatory distribution when a departing employee’s vested benefit does not exceed $7,000. This is a permitted maximum, not a universal rule. A plan may use a lower threshold or may let you stay. Read any distribution notice and ask what your plan provides.

Option 2: Roll the money into a new employer’s plan

If your new employer has a retirement plan, ask whether it accepts incoming rollovers. Not every plan does.

Compare the old and new plans before moving the money:

Administrative and investment fees
Investment choices
Account tools and service
Withdrawal and loan rules
Any plan-specific protections or restrictions that matter to you

Ask the new plan exactly which types of money it accepts. Designated Roth 401(k) money may go only to another designated Roth account in an accepting employer plan or to a Roth IRA. It cannot go to a traditional IRA or a non-Roth plan account. Use a direct rollover and ask each administrator how pretax, Roth, and other after-tax amounts will be routed.

Option 3: Roll the money into an IRA

An IRA may offer more investments and combine old accounts. Compare its fees rather than assuming it will cost less. Finlitera’s 401(k) vs. IRA guide can help you compare the account types without assuming one is automatically better.

A direct rollover of pretax 401(k) money to a traditional IRA is generally not taxable at the time of the transfer. Moving pretax money to a Roth IRA is different. The untaxed amount is generally included in your taxable income for the year of the rollover. See Finlitera’s Roth IRA vs. Traditional IRA guide for the basic tax distinction.

IRAs also have different withdrawal rules. For example, the separation-from-service exception described below applies to qualifying employer-plan distributions, not IRA distributions.

Option 4: Withdraw the money

You can ask for a cash distribution, but this can be the most expensive option.

Previously untaxed money is generally included in your taxable income. If you are under age 59½, you may also owe a 10% additional tax unless an exception applies. The withdrawn money also stops growing in the account.

Withholding is not the same as your final tax bill. The amount withheld is only a prepayment. Your actual federal and state tax results depend on your full return and circumstances.

Do not treat a 401(k) withdrawal as tax-free money simply because the plan sends you a check.

A direct rollover is usually the simplest way to move the account

In a direct rollover, the old plan sends the money directly to the new plan or IRA. The payment may also be made by check payable to the receiving account for your benefit. You do not take control of the money as cash.

If an eligible rollover distribution is paid to you instead, the plan generally must withhold 20% for federal income tax. You normally have 60 days to complete a rollover. To roll over the entire account, you would need to replace the withheld amount with other money.

For example, a plan may withhold $8,000 from a $40,000 payment and send you $32,000. To roll over the full amount, you must deposit $40,000 within the allowed period, using $8,000 from other funds. Otherwise, the amount not rolled over may be taxable and may face the additional 10% tax if no exception applies.

A direct rollover avoids this timing and replacement problem.

What if the balance is $7,000 or less?

Current federal rules permit a qualified plan to include a provision allowing a qualifying mandatory distribution when the vested benefit does not exceed $7,000. Your plan is not required to use that maximum.

If a qualifying, plan-permitted mandatory distribution is more than $1,000 and you do not make an election, federal rules generally require transfer to an IRA selected by the plan administrator.

The practical lesson is simple: do not ignore mail from an old plan. Confirm the plan’s threshold, deadline, destination, and fees before it moves the account for you.

The age-55 exception needs careful handling

The 10% additional early-distribution tax generally does not apply to distributions from a qualified employer plan after you separate from service during or after the calendar year you turn 55. For certain qualified public-safety employees, the exception may apply at age 50 or after 25 years of service under the plan, whichever is earlier.

This exception does not apply to IRA distributions. Rolling the entire old 401(k) into an IRA could therefore remove access to this specific exception. Income tax can still apply, and the plan may limit how or when you can take distributions. Review the rules before moving money if this exception may matter to you.

Does the account hold employer stock?

Employer stock can have special tax treatment called net unrealized appreciation, or NUA. In some qualifying lump-sum distributions, appreciation on employer securities may remain untaxed until the shares are sold and may later receive long-term capital-gain treatment.

Rolling or selling the shares and moving the proceeds into an IRA can eliminate that special treatment. NUA rules are complex and are not always beneficial. If the plan holds employer stock, check the tax consequences before requesting a rollover or sale.

Do you have an outstanding 401(k) loan?

Plan terms control what happens to an unpaid loan. You may need to repay it, continue payments, or face a loan offset.

A loan offset is not the same as an ordinary missed-payment default. An offset means the plan reduces your account balance to repay the loan. Because the plan does not give you that money, you may need outside funds to roll over the offset amount and avoid current tax.

If an eligible offset qualifies because of severance from employment or plan termination, the rollover deadline may extend to the due date of your federal income-tax return, including extensions, for the year of the offset. Other offsets generally use the 60-day period. Ask the administrator whether the offset qualifies, and get the amount, deadline, and tax documents in writing.

A five-step decision checklist

Confirm the vested balance. Check how much employer money you own under the vesting schedule.
Get the plan rules. Ask whether you may stay, whether a small-balance rule applies, and whether an outstanding loan changes your options.
Compare destinations. Review fees, investments, services, and withdrawal rules in the old plan, new plan, and any IRA you are considering.
Choose the transfer method. If you move the account, request a direct rollover and confirm how pretax, Roth, and after-tax amounts will be handled.
Save the records. Keep confirmation statements, rollover checks, and Form 1099-R. Verify that the receiving account posts the correct amount and tax character.

If you want a refresher before comparing these options, start with Finlitera’s 401(k) Explained lesson.

Bottom line

Leaving a job does not require a cash withdrawal. Start with your vested balance and compare each destination’s costs and rules.

If you move the money, a direct rollover is usually the cleanest path. If taxes, Roth money, an outstanding loan, or the age-55 exception are involved, pause and get plan-specific help before acting.

Frequently asked questions

Do I lose my 401(k) when I quit or get laid off?

No. You keep your own contributions and any employer contributions that are vested. You may forfeit employer contributions that were not vested when your employment ended.

Is a 401(k)-to-IRA rollover taxable?

A properly completed rollover of pretax money to a traditional IRA is generally not taxable at the time of the rollover. Moving pretax money to a Roth IRA generally creates taxable income. Mixed pretax, Roth, and after-tax balances need extra care.

How long do I have to roll over a 401(k) check?

A payment made to you generally must be rolled over within 60 days to receive rollover treatment. The plan normally withholds 20% from an eligible rollover distribution paid to you. A direct rollover avoids that withholding rule.

Official Sources

This article is for general educational purposes only. It is not individualized investment, tax, legal, or retirement-planning advice. Retirement-plan terms and tax results vary. Review your plan documents and consider speaking with the plan administrator or a qualified tax or financial professional before making a rollover or withdrawal decision.