Shrm 2024 Irs Limits. The following limits apply to retirement plans in 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.

This 2024 shrm article and this 2024 irs article have a nice summary of 2024 vs. Exemption amounts phase out beginning with alternative minimum taxable income over $1,218,700 (married/filing jointly) and $609,350 (single filers).