Most people assume their 401(k) is locked up until they leave their job. For a lot of the money in the plan, that's true. But there's a provision in many plans, called an in-service distribution, that lets you take money out or roll it to an IRA while you're still employed and still contributing.
This matters most for people in their late 50s and early 60s who like their job, plan to keep working a few more years, and want more control over the retirement money they've built up. This post walks through how in-service distributions work, who can use them, and the tradeoffs you should think through before moving anything.
What an in-service distribution is
An in-service distribution is simply a distribution from your workplace retirement plan that happens while you're still working for the employer that sponsors the plan. It's sometimes called an in-service withdrawal or an in-service rollover, depending on where the money ends up.
That distinction matters, so let's be clear about the two paths:
- In-service withdrawal: The money comes out of the plan and lands in your bank account. The pre-tax portion is taxable as ordinary income in the year you take it, and it may be subject to the 10% early distribution penalty if you're under 59½.¹
- In-service rollover: The money moves from the plan directly into an IRA. Done correctly, nothing is taxed at that point. Your money stays in a tax-deferred account, just a different one.
Most people who ask about this are interested in the second option. They aren't looking to spend the money. They want it in an account they have more control over.
The plan has to allow it
Here's the part that surprises people. The IRS permits in-service distributions, but it doesn't require them. Whether you can take one depends entirely on what your employer wrote into the plan document.²
Some plans allow in-service distributions at 59½ with no restrictions. Some limit them to once per year, set a minimum dollar amount, or only allow certain types of money to come out. Some don't allow them at all.
The fastest way to find out is to look at your plan's Summary Plan Description, which you can usually download from your 401(k) provider's website. You can also call the recordkeeper directly or ask HR. Look for the words "in-service distribution" or "in-service withdrawal."
Why age 59½ is the magic number
The money you personally contributed from your paycheck (your elective deferrals) is the most restricted money in the plan. Under IRS rules, a 401(k) plan can't distribute your deferrals until one of a short list of events happens. The main ones are leaving the employer, disability, death, termination of the plan, a qualifying hardship, or reaching age 59½.³
That's why 59½ comes up so often. It's the first point where your own contributions can come out of the plan while you're still working, if the plan allows it. It's also the age when the 10% early distribution penalty stops applying.¹ Those two things line up, which is why in-service rollovers are so common in the 59½ to 65 window.
Safe harbor contributions from your employer generally follow the same rules as your deferrals, so they're typically tied to 59½ as well.²
What might be available before 59½
Other types of money in the plan have looser rules, and some plans let you access them earlier:²
- Employer matching and profit sharing contributions (the non-safe-harbor kind) can be made available for in-service distribution at any age if the plan permits, though plans often require that you've participated for at least five years or that the money has been in the plan for at least two years.
- Rollover money from a previous employer's plan or an IRA is frequently available at any age, again depending on the plan.
- After-tax (non-Roth) contributions, if your plan offers them, are often available for withdrawal at any time.
One important caveat: even when the plan lets you take these dollars out early, the 10% penalty on the taxable portion still applies if you're under 59½ and you don't roll the money over.¹ The plan's rules and the IRS penalty are two separate things.
Hardship withdrawals are a different animal. They require an immediate and heavy financial need, they're limited to what's necessary to meet that need, and they can't be rolled over.³ That's a topic for another post.
How the money actually moves
If you decide to do an in-service rollover, the mechanics matter.
Ask for a direct rollover. The plan sends the money straight to your IRA custodian. No taxes are withheld and nothing is reported as taxable income.⁴
Avoid having the check made out to you. If a distribution that's eligible for rollover is paid to you personally, the plan is required to withhold 20% for federal taxes, even if you tell them you plan to roll it over.⁴ You then have 60 days to deposit the full amount into an IRA, including the 20% that was withheld, which means coming up with that money from somewhere else. If you only deposit the 80% you received, the withheld 20% is treated as a taxable distribution.
Roth and after-tax money go to a Roth IRA. If you have a Roth 401(k) balance, that portion rolls to a Roth IRA. If you have after-tax contributions, the IRS lets you send the after-tax basis to a Roth IRA and the pre-tax earnings to a traditional IRA in the same transaction.⁵
You can keep contributing. In most plans, an in-service rollover doesn't end your participation. You keep deferring from your paycheck and keep getting the match. The money that's already been rolled out is simply in a different account now.
Why people do this
The most common reasons:
Consolidation. Someone who is 60 might have a current 401(k), two old 401(k)s, and an IRA. Bringing that money together makes it much easier to see the whole picture and manage it as one portfolio.
Investment flexibility. A 401(k) plan gives you a set menu of investment options chosen by the employer. An IRA opens up individual stocks, bonds, ETFs, and thousands of funds. For someone with a large balance who wants a more customized approach, that flexibility can matter.
Coordinated planning. If you work with an advisor, they often can't directly manage money inside your employer's plan. Rolling a portion to an IRA lets that money be managed alongside the rest of your accounts and coordinated with your tax planning, Roth conversion strategy, and eventual withdrawal plan.
Getting ahead of retirement. Some people use the years between 59½ and retirement to start positioning money for the income they'll need later, rather than doing everything at once on their last day of work.
Reasons you might leave it where it is
An in-service rollover isn't always the right move, and a good advisor should tell you that. Here are the things worth thinking through before moving anything:
Creditor protection. Money in an ERISA-covered 401(k) has strong protection from creditors under federal law. IRA protection depends on federal bankruptcy law and the laws of your state, and it isn't always as broad.
The still-working RMD exception. If you're still working past 73 and you don't own more than 5% of the company, you can generally delay required minimum distributions from your current employer's 401(k) until you retire, as long as the plan allows it. IRAs don't get that exception. Money you roll to an IRA will be subject to RMDs once you reach your RMD age (currently 73), whether you're working or not.⁶
Plan loans. Some 401(k) plans let you borrow from your account. IRAs don't. If that flexibility matters to you, keep enough in the plan to preserve it.
The Rule of 55. If you're under 59½ and thinking about rolling employer contributions or old rollover money out of your plan, remember that the exception for separating from service at 55 or later only applies to money that's still in the employer plan.¹ Once it's in an IRA, that exception is gone. We wrote about this in detail in our post on the Rule of 55.
Company stock. If you hold appreciated employer stock in your plan, there's a special tax treatment called net unrealized appreciation (NUA) that can be very valuable. It generally requires a lump-sum distribution of your entire balance in one tax year after a triggering event such as reaching 59½. Rolling the stock into an IRA gives up that treatment.⁷ Get advice before you move company stock.
Fees and investment options. Large employer plans often have access to institutional share classes with very low costs. Some plans also offer investment options, like stable value funds, that aren't available in an IRA. Compare what you'd be giving up against what you'd be gaining.
The backdoor Roth pro rata rule. If you make backdoor Roth IRA contributions, rolling pre-tax money into a traditional IRA will make those contributions partially taxable going forward. We covered how that works in our post on the pro rata rule (link to the existing DWM pro rata post here).
Roth 401(k) five-year clock. When you roll a Roth 401(k) to a Roth IRA, the time the money spent in the plan doesn't count toward the Roth IRA's five-year holding period. If you've never had a Roth IRA before, that clock starts fresh.⁸ If you already have one that's been open for more than five years, you're generally fine.
Common mistakes to avoid
- Taking the check personally instead of requesting a direct rollover, then getting surprised by the 20% withholding.
- Rolling over company stock without looking at NUA first.
- Assuming the plan allows in-service distributions because a coworker's plan does. Every plan is different.
- Moving everything out of the plan and losing the still-working RMD exception or the loan option without realizing it.
- Rolling pre-tax money into an IRA in a year when you also made a backdoor Roth contribution.
The bottom line
An in-service distribution is a tool. For a lot of people between 59½ and retirement, an in-service rollover is a sensible way to consolidate accounts, broaden investment choices, and start building a real retirement income plan while they're still earning a paycheck. For others, the protections and features of the employer plan are worth keeping, at least for part of the balance.
The right answer depends on your plan's rules, your other accounts, your tax situation, and what you want the money to do for you. If you're approaching 59½ and want to understand what your plan allows and whether it makes sense to use it, we're happy to look at your Summary Plan Description with you and walk through the options.
This material is for general information only and is not intended as tax or legal advice. Rules vary by plan and by state. Please consult your tax professional before taking a distribution from a retirement plan.
Sources
- IRS, Retirement Topics, Exceptions to Tax on Early Distributions: https://www.irs.gov/retirement-plans/plan-participant-employee/retirement-topics-tax-on-early-distributions
- DWC, 401(k) In-Service Distributions: The Rules and Regulations: https://www.dwc401k.com/knowledge-center/in-service-distributions
- IRS, 401(k) Resource Guide, Plan Participants, General Distribution Rules: https://www.irs.gov/retirement-plans/plan-participant-employee/401k-resource-guide-plan-participants-general-distribution-rules
- IRS, Rollovers of Retirement Plan and IRA Distributions: https://www.irs.gov/retirement-plans/plan-participant-employee/rollovers-of-retirement-plan-and-ira-distributions
- IRS, Rollovers of After-Tax Contributions in Retirement Plans: https://www.irs.gov/retirement-plans/rollovers-of-after-tax-contributions-in-retirement-plans
- IRS, Retirement Plan and IRA Required Minimum Distributions FAQs: https://www.irs.gov/retirement-plans/retirement-plan-and-ira-required-minimum-distributions-faqs
- IRS Publication 575, Pension and Annuity Income (net unrealized appreciation and lump-sum distributions): https://www.irs.gov/publications/p575
- IRS, Retirement Plans FAQs on Designated Roth Accounts: https://www.irs.gov/retirement-plans/retirement-plans-faqs-on-designated-roth-accounts