Solo 401k Contribution Limits 2024 Irs. Contribution maximums will increase from $22,500 to $23,000 for 401 (k), 403 (b) and most 457 plans, as well as the federal government’s thrift savings plan, the irs. The 401(k) contribution limit for 2024 is $23,000 for employee contributions, and $69,000 for the combined employee and.

The 2024 solo 401 (k). The irs limits the amount of an employee’s annual compensation can be considered when deciding employer and employee contribution limits.