§ 4003.2 Definitions.

The following terms are defined in § 4001.2 of this chapter: Code, contributing sponsor, controlled group, ERISA, multiemployer plan, PBGC, person, plan administrator, and single-employer plan.

In addition, for purposes of this part:

Aggrieved person means any participant, beneficiary, plan administrator, contributing sponsor of a single-employer plan or member of such a contributing sponsor's controlled group, plan sponsor of a multiemployer plan, or employer that is adversely affected by an initial determination of PBGC with respect to a pension plan in which such person has an interest. The term “beneficiary” includes an alternate payee (within the meaning of section 206(d)(3)(K) of ERISA) under a qualified domestic relations order (within the meaning of section 206(d)(3)(B) of ERISA).