When a petition for appointment as legal or dative tutor is filed, the applicant shall annex an affidavit listing to the best of his knowledge the minor's ascendants and collaterals by blood within the third degree and the surviving spouse of the minor's mother or father dying last who reside in the state. A copy of the petition for appointment shall be mailed by registered or certified mail to each person listed in the affidavit.
Notice of the application shall be published once in the parish where the petition was filed, in the manner provided by law.
La. C.P. § 4065