Solo 401k Contribution Limits 2024 Irs. 401k limits 2024 after tax. Learn what the 2023 and 2024 contribution limits are.

Understand the contribution limits, tax implications, and withdrawal rules. Workers who contribute to a 401(k), 403(b), most 457 plans and the federal government’s thrift savings plan can contribute up to $23,000 in 2024, a $500 increase.