"These steps should be taken by December 31, 2025: [1] Ensure systems will identify 'High Earners' ... [2] Confirm payroll is set to withhold catch-up contributions for High Earners as after-tax contributions. [3] Determine whether the plan will administer catch-up contributions as deemed elections or require affirmative election. [4] Confirm payroll and plan recordkeeping systems communicate wage data correctly and can segregate contribution types. [5] Communicate with participants."  MORE >>