Kernrechtsfrage
Whether the pension fund had standing to appeal the disability pension decision.
Extrahierter Entscheid
Yes. The IV decision was served on the pension fund and could affect its occupational pension obligations.
Extrahierte Begründung
Under Art. 49(4) ATSG and the IV notification rules, an occupational pension institution is directly affected by an IV pension decision and may challenge issues relevant to the pension entitlement.