La. Code Civ. Proc. art. 4062
Current with operative changes from the 2024 Third Special Legislative Session
The court shall appoint as tutor the person nominated as such in a testament or an authentic act, upon his furnishing security and taking an oath, as provided in Articles 4131 and 4171, unless he is disqualified or unless for some other reason the court determines that the appointment would not be for the best interest of the minor.
La. C.P. § 4062