1. Employee Contributions vs. Employer Contributions
A key issue in many QDROs involving 401(k) plans is distinguishing between employee and employer contributions. Participants typically have immediate rights to their own contributions (plus earnings), but employer contributions may be subject to a vesting schedule. If the participant isn’t fully vested, some of the employer-funded amounts may not be available for division.
It’s critical to review the plan’s vesting timeline, forfeiture provisions, and whether any unvested amounts will eventually vest. If not handled correctly, the alternate payee (usually the ex-spouse) could end up with less than they were awarded in the divorce.

