401k Matching Contribution Limits 2024. Starting in 2024, employees can contribute up to $23,000 into their 401 (k), 403 (b), most 457 plans or the thrift savings plan for federal employees, the irs announced nov. How does a 401(k) contribution affect my taxable income?.

If you recently started a 401 (k), the 2024 contribution limits are particularly important. The rates have increased so.