401k Maximum Contribution 2024 Plus Catch Up Contribution. The internal revenue service (irs) raised the annual contribution limits for 2024 to $23,000, which amounts to a cost of living adjustment and is an increase from. Workers who contribute to a 401 (k), 403 (b), most 457 plans and the federal government’s thrift savings plan can contribute up.

The limit for overall contributions—including the employer match—is 100%. More people will be able to make contributions to roth.