La. Code Civ. Proc. art. 4654

Current with changes from the 2024 legislative session effective on or before 7/1/2024, from Acts 2,3, 6-535, and 580-647
Section 4654 - Petition

The petition in a concursus proceeding shall comply with Article 891, shall allege the nature of the competing or conflicting claims, and shall include a prayer that all of the persons having such claims be required to assert their respective claims contradictorily against all other parties to the proceeding.

La. C.P. § 4654