In the case of defined benefit plans that are less than 90 percent funded, you must be notified each year about the plan’s funding status and PBGC’s guarantees.
This chapter describes what might happen to your benefits if your employer decides to terminate or merge your retirement plan with another plan. It covers the following questions:
What happens if your plan terminates without enough money to pay the benefits?
If your plan terminates before you are vested, will you lose your benefits?
Under what circumstances is your benefit guaranteed by the government?