401(k): employee limit rises to $25,500 for 2027

The IRS raised the most an employee can put into a 401(k) from pay in 2027, pre-tax and Roth contributions combined, along with both catch-up limits.

2 min read

Compliance Watch · Issue 05

Status: Effective Jan 1, 2027

Jurisdiction: Federal · Topic: Retirement plans

Source: IRS, November 12, 2026

Back to the issue: all 3 updates in Issue 05

New limits start
January 1, 2027
Payroll should carry them from the first pay date in January.

What changed

The IRS raised the most an employee can put into a 401(k) from pay in 2027, pre-tax and Roth contributions combined, along with both catch-up limits. The same limits apply to 403(b) and most 457 plans.

2027 vs. 2026

2027

Employee contributions
$25,500
Catch-up, age 50 and over
$8,500
Catch-up, ages 60 to 63
$11,750
Total with employer money
$75,000

2026

Employee contributions
$24,500
Catch-up, age 50 and over
$8,000
Catch-up, ages 60 to 63
$11,250
Total with employer money
$72,000

The math for an employee 50 or over

$25,500employee limit, pre-tax and Roth combined
+ $8,500catch-up at age 50 and over
$34,000the most that employee can put in from pay in 2027

Compliance note

An employee whose 2026 Social Security wages (W-2, Box 3) from the employer sponsoring the plan were more than $155,000 must make 2027 catch-up contributions as Roth.

Who this affects

Employers that sponsor a 401(k), 403(b) or governmental 457 plan, and the employees who contribute to it through payroll.

Exceptions that matter:

  • The ages 60 to 63 catch-up takes the place of the age 50 and over catch-up, and applies only if the plan offers it.
  • The total with employer money does not count catch-up contributions.
  • A plan can set a lower limit than the IRS maximum.

What to do

Confirm payroll has the 2027 limits before your first January pay date, and tell employees who want to contribute more to change their election.

Employer checklist

1
Confirm your payroll system carries the 2027 limits before the first January pay date.
2
List employees whose 2026 Social Security wages were more than $155,000, so their 2027 catch-up contributions are taken as Roth.
3
Tell employees the new limits, and that anyone turning 50 or 60 in 2027 can add catch-up contributions.

Primary source: IRS, November 12, 2026. Part of Compliance Watch, Issue 05 (November 13, 2026). Last reviewed November 13, 2026.

Questions employers ask

When does this take effect?
It takes effect January 1, 2027. Until then the current rules apply. Employers nationwide should check the official notice for the exact scope: IRS, November 12, 2026.
Do pre-tax and Roth contributions share the limit?
Yes. The $25,500 covers an employee’s pre-tax and Roth 401(k) contributions together. Employer contributions do not count toward it.
Who can make catch-up contributions?
An employee who is 50 or older by the end of 2027. The higher amount for ages 60 to 63 applies only where the plan offers it.

401(k) limits and your payroll

VertiSource HR runs payroll and payroll tax for its clients and provides 401(k) and retirement plans among its services. Each client has a direct line to their own payroll specialist, the same person year after year.

General information from VertiSource HR, not legal or tax advice. How a rule applies depends on your company and your state. Check with us or your attorney before acting.

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