Solo 401k Contribution Limits 2024 Irs. The irs allows a maximum contribution per taxpayer of $66,000 for 2023 and $69,000 for 2024 to a company 401k plan. A solo 401(k) can be created through most online brokers.

Save on taxes and build for a bigger retirment! For 2024, there’s a slight increase in the amount you can save in your 401 (k) plan.