Compensation Limit For 401k 2024 Fidelity. 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. Of note, the 2024 pretax limit that applies to elective deferrals to irc section 401(k), 403(b) and 457(b) plans increased from $22,500 to $23,000.

28 rows an employer is responsible for withholding the additional medicare tax. This limit includes contributions to all 457(b) plans (governmental and.