That's odd. Usually an employee is vested after five years. That means that even if they leave before "retirement" age (defined by the employer), they still ge

That's odd. Usually an employee is vested after five years. That means that even if they leave before "retirement" age (defined by the employer), they still get an annuity based on their vesting. When a company eliminates pensions, it applies to new hires and perhaps future contributions but does not retroactively eliminate benefits already accrued.