Employee vs. Employer Contributions
This plan, like many 401(k)s, includes employee contributions, employer matching contributions, and possibly profit-sharing. While employee contributions are always fully vested, employer contributions may be subject to a vesting schedule. This means the employee must work for Tsmc arizona corporation 401(k) plan for a certain number of years to “own” those employer contributions.
A proper QDRO must clearly state whether the alternate payee is entitled to receive only the vested portion of the account or both vested and non-vested portions. Remember: non-vested employer contributions as of the cutoff date of division are typically excluded from the QDRO, unless otherwise negotiated in your divorce agreement.

