2025 401k Max Contribution Irs. Retirement savers are eligible to put $500 more in a 401 (k) plan in 2025: For employer sponsored plans, including 401(k)s the 2025 contribution limits will jump to $23,000.

The irs limits how much employees and employers can contribute to a 401(k) each year. Irs statements and announcements section 415 of the internal revenue code (code) provides for dollar limitations on benefits and contributions under qualified retirement.