La. Code Civ. Proc. art. 685
Current with operative changes from the 2024 Third Special Legislative Session
Except as otherwise provided by law, the succession representative appointed by a court of this state is the proper plaintiff to sue to enforce a right of the deceased or of his succession, while the latter is under administration. The heirs or legatees of the deceased, whether present or represented in the state or not, need not be joined as parties, whether the action is personal, real, or mixed.
La. C.P. § 685