Yes, you can pause your 401(k) contributions at any time by setting your salary deferral rate to zero. These plans are voluntary, so no one is locked into a savings rate. Your existing balance stays invested and tax-deferred while new payroll deductions stop. The mechanics take a few minutes; the trade-offs — lost employer match, possible auto-enrollment sweeps, and knock-on effects if you have a plan loan — deserve a careful look first.
How to Stop Contributions
Most employers manage 401(k) benefits through a recordkeeper like Fidelity, Vanguard, or Schwab. Log in, find the contribution or deferral section, and change your rate to zero. If your employer doesn’t offer an online portal, ask HR or payroll for a Salary Reduction Agreement form and submit the completed version to them.1TIAA. Agreement for Salary Reduction Under Section 401(k)
Don’t expect the change to hit your next paycheck. Payroll runs on fixed cycles with cutoff dates, and the update often takes one or two pay periods to appear. Check the retirement-deductions line on your next pay stub to confirm the change went through.
Consider Reducing Instead of Stopping
Before zeroing out, ask whether a smaller cut solves the cash-flow problem. If your employer matches 50 cents on the dollar up to 6% of pay, dropping from 10% to 6% still captures every dollar of matching money. Going to zero leaves the entire match behind.
Even 1% keeps new money flowing in and preserves the saving habit. People who fully stop tend to take much longer to restart than those who dial back. If cash flow is the pressure point, reducing to whatever rate still captures your full match is almost always the better move.
You Lose the Employer Match Immediately
Setting your deferral to zero stops employer matching contributions the moment it takes effect, because there is nothing left to match. That match is effectively lost compensation for every pay period you’re out. One quarter of missed matching on a $70,000 salary with a 4% dollar-for-dollar match is roughly $700 that doesn’t come back.
The matching money already in your account stays there, but it may not be fully yours yet. Employer contributions follow a vesting schedule described in your plan’s Summary Plan Description. Some plans vest all at once after a set period (three years is common); others vest gradually.2Internal Revenue Service. Retirement Topics – Vesting If you leave before fully vesting, the unvested portion is forfeited. Your own contributions are 100% yours regardless of how long you’ve been with the employer.
What Happens to Your Existing Balance
Pausing does not close the account or cash out any investments. Your balance stays in the funds you previously selected, and it will move with the market. You can still reallocate among the plan’s investment options at any time.
Fees don’t pause when contributions do. Plan administration and investment management fees keep coming out of the balance, and with no new money flowing in, those charges have nothing to offset them.3Department of Labor. A Look at 401(k) Plan Fees Your plan’s fee disclosure lists the expense ratios on each fund.
The account keeps its tax-deferred status under the Internal Revenue Code as long as the money stays in the plan.4Office of the Law Revision Counsel. 26 USC 401 – Qualified Pension, Profit-Sharing, and Stock Bonus Plans You owe no tax on growth or principal until you take a distribution. This is the key line between pausing and withdrawing. A pause stops new deposits. A withdrawal before age 59½ generally triggers income tax plus a 10% early distribution penalty.5Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions
If You Have an Outstanding 401(k) Loan
Loan repayments and salary deferrals are separate payroll deductions. The IRS treats loan payments as repayments of principal and interest, not as plan contributions.6Internal Revenue Service. Retirement Plans FAQs Regarding Loans Changing your deferral to zero should not affect loan repayments, and those repayments need to keep running on schedule.
If loan deductions stop, the consequences escalate quickly. A defaulted loan is treated as a deemed distribution, and the entire unpaid balance plus accrued interest becomes taxable income to you.7Internal Revenue Service. Fixing Common Plan Mistakes – Plan Loan Failures and Deemed Distributions If you’re under 59½, the 10% early distribution penalty stacks on top of the income tax. The IRS also still considers you obligated to repay the loan after it’s been deemed distributed, so you face the tax bill and the ongoing debt. When you submit the pause, confirm with HR or the plan administrator that your loan deductions remain active.
Automatic Re-Enrollment Can Restart You
Many plans use automatic enrollment features that can sweep opted-out employees back in. Under SECURE 2.0, 401(k) plans established on or after December 29, 2022, must include an eligible automatic contribution arrangement that enrolls employees at a default rate between 3% and 10% of pay, with 1% annual increases until the rate reaches at least 10%.8U.S. Department of Labor. Automatic Enrollment 401(k) Plans for Small Businesses Older plans that adopted auto-enrollment may run periodic re-enrollment sweeps for non-participants.
Your plan is required to send an annual notice explaining the automatic contribution process and your right to opt out. Read it. If you get re-enrolled by mistake, federal law gives you 90 days from the date of your first automatic contribution to withdraw those funds without the 10% early distribution penalty.9Office of the Law Revision Counsel. 26 USC 414 – Definitions and Special Rules You will still owe income tax on the withdrawn amount. After 90 days, getting the money back means taking a standard distribution with all the usual tax consequences.
The Saver’s Credit You Might Give Up
If your income is below certain thresholds, pausing contributions can cost you a federal tax credit worth up to $1,000 per person, or $2,000 for married couples filing jointly. The Retirement Savings Contributions Credit, commonly called the Saver’s Credit, rewards lower- and moderate-income workers who contribute to a retirement plan. No contributions, no credit.
For 2026, the credit phases out entirely above these adjusted gross income levels:10Internal Revenue Service. 2026 Amounts Relating to Retirement Plans and IRAs, as Adjusted
- Married filing jointly: $80,500
- Head of household: $60,375
- Single or married filing separately: $40,250
Below those ceilings, the credit rate runs from 10% to 50% of your contributions, applied to the first $2,000 you contribute ($4,000 for joint filers), depending on how far your income sits below the thresholds. A worker earning $30,000 who contributes even $500 could receive a $250 credit that directly reduces the tax bill. Zeroing out contributions eliminates that benefit for the year.
Restarting Contributions Later
Turning contributions back on works the same way as pausing: update your deferral percentage on the plan’s website or file a new Salary Reduction Agreement. The same payroll lag applies, so expect one or two pay periods before deductions resume.
Some plans limit how often you can change your rate. Quarterly change windows are common, meaning a January pause might not be reversible until April. A few plans limit changes to once or twice per year. Check your plan documents or ask your benefits coordinator before pausing, because the wait to restart may be longer than you think.
2026 Contribution Limits
If you’re restarting mid-year and want to catch up on missed savings, know where the ceiling sits. For 2026, the standard 401(k) contribution limit is $24,500. Workers 50 and older can add a catch-up of $8,000, bringing the total to $32,500. A SECURE 2.0 provision creates a higher catch-up limit of $11,250 for participants aged 60 through 63, pushing their maximum to $35,750.11Internal Revenue Service. 401(k) Limit Increases to $24,500 for 2026, IRA Limit Increases to $7,500
If you paused for several months and then push your deferral rate high to make up for lost time, watch the annual cap. Contributing across multiple employers in the same year complicates this, because the limit applies per person across all plans combined. Exceeding the limit creates an excess deferral. The IRS gives you until April 15 of the following year to withdraw the excess amount plus any earnings it generated, which avoids the double-taxation and penalty consequences of a late correction.12Internal Revenue Service. 401(k) Plan Fix-It Guide – Elective Deferrals Werent Limited to the Amounts Under IRC Section 402(g)