Certain retirement plan and IRA limits are indexed for inflation each year, and 2023 saw record increases in many figures. Some of the key numbers are listed below, with the corresponding limit for 2022. (The source for the 2023 numbers is IRS Notice 2022-55.)
- Must aggregate employee deferrals to all 401(k), 403(b), SAR-SEP, and SIMPLE plans of all employers; 457(b) contributions are not aggregated. For SAR-SEPs, the percentage limit is 25% of compensation reduced by elective deferrals (effectively a 20% maximum contribution).
- Special catch-up limits may also apply to 403(b) and 457(b) plan participants.