Heirs of Victor Amistoso v. Elmer T. Vallecer

Summary

The Supreme Court resolved whether a subsequent case for quieting of title is barred by res judicata from a previous case for recovery of possession involving the same parties and property. Respondent Vallecer owned land covered by Torrens title, while petitioners (Heirs of Victor Amistoso) claimed rights through a Certificate of Land Transfer. After winning Civil Case No. S-606 for possession in 2003, petitioners argued that respondent's 2012 quieting of title case was barred by res judicata. The Court ruled that the cases involved different causes of action: the first was accion publiciana (possessory action with provisional ownership determination) while the second was genuine quieting of title action under Article 476 of the Civil Code. Since accion publiciana adjudication is not conclusive on ownership, res judicata did not apply. The decision clarifies the distinction between possessory actions and actions to quiet title, and reinforces that provisional ownership determinations in possessory cases cannot bar subsequent ownership disputes.