Eligibility.
Eligibility. The plan must impose the same eligibility conditions on receipt of the social security supplement as on receipt of the early retirement benefit in conjunction with which the social security supplement is payable. Furthermore, if the service required for an employee to become eligible for the social security supplement exceeds 15 years, then the ratio percentage of the group of employees who actually satisfy the eligibility conditions on receipt of the QSUPP in the current plan year must equal or exceed the unsafe harbor percentage applicable to the plan under 1.410(b)4(c)(4)(ii).