ClearWhat Happens to Your 401(k) When You Change Jobs
Key takeaways
- You have four options when leaving a job: leave the 401(k) with your old employer, roll it into your new employer's plan, roll it into an IRA, or cash it out — cashing out is almost always the wrong move before retirement age.
- A direct rollover moves money institution-to-institution and avoids withholding and penalties; an indirect rollover withholds 20% and gives you 60 days to make up the full amount yourself.
- Small old 401(k) balances are easy to lose track of and are worth consolidating into your current plan or an IRA.
- Changing jobs is a good moment to confirm you're still getting the full employer match at your new plan.
On this page
Nothing happens to your 401(k) the day you leave a job — no letter, no deadline notice, no automatic action. That silence is exactly the problem: it lets people put off a decision that quietly gets more expensive the longer it sits, especially if "later" turns into "several employers from now."
Your four real options
| What happens | Watch out for | |
|---|---|---|
| Leave it with your old employer | Often allowed if your balance is above a small threshold (commonly $5,000+). Simplest option, no action required. | Tracking multiple accounts over a career, and some old plans carry higher fees than what's currently available to you. |
| Roll into your new employer's 401(k) | Consolidates your retirement savings into one account. | Only works if your new plan accepts rollovers and its investment options and fees are reasonable. |
| Roll into an IRA | Usually gives far more investment choices than any single employer plan. | Keeps tax-deferred (or Roth) status intact only if done as a direct rollover — see below. |
| Cash it out | You get the money now. | Almost always the wrong move before retirement age — income tax on the full amount plus a 10% early withdrawal penalty, on top of losing decades of potential growth. |
The rollover mechanics that actually matter
A direct rollover — where the money moves institution-to-institution without ever passing through your hands — avoids withholding taxes and penalties entirely. An indirect rollover, where a check is sent to you first, usually has 20% withheld automatically, and you have 60 days to deposit the full original amount (including the withheld portion, from your own pocket) into a new account or owe taxes and penalties on the shortfall. Always ask for a direct rollover.
Small old accounts are easy to lose track of
A $2,000 balance in a plan from a job you left five years ago is easy to forget entirely, especially if you've moved or changed your email since. Consolidating small old 401(k)s into your current plan or an IRA isn't just tidier — it makes the money far less likely to become genuinely lost, unclaimed retirement savings.
What to actually do this week
If you've changed jobs in the last year or two, log into any old 401(k) accounts to confirm you still have access, then decide between rolling into your new plan or an IRA based on which has better investment options and lower fees. Either beats leaving it on autopilot indefinitely.
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Frequently asked questions
What are my options for an old 401(k) after I leave a job?
You can leave it with your old employer's plan, roll it into your new employer's 401(k), roll it into an IRA, or cash it out. Cashing out is almost always the wrong move before retirement age.
Why is cashing out a 401(k) almost always a bad idea?
You'll typically owe income tax on the full amount plus a 10% early withdrawal penalty, on top of losing decades of potential growth.
What's the difference between a direct and an indirect rollover?
A direct rollover moves the money institution-to-institution without ever passing through your hands, avoiding withholding taxes and penalties entirely. An indirect rollover sends a check to you first, usually with 20% withheld automatically, and you have 60 days to deposit the full original amount — including the withheld portion, from your own pocket — into a new account or owe taxes and penalties on the shortfall.
Should I just leave my 401(k) with my old employer?
It's often allowed if your balance is above a small threshold (commonly $5,000+), but it means tracking multiple accounts over your career, and some old plans have higher fees than what's currently available to you.
What should I check after starting a new job?
Whether you're getting the full employer match at your new plan — a surprising number of people forget to update this after switching jobs.