La. Stat. tit. 9 § 675
Any person or corporation holding or claiming immovable property the title to which is based on a private sale of minor's property under the provisions of Louisiana Act No. 209 of 1932 in which proceeding the written concurrence of the under-tutor was filed in lieu of the issuance of a rule nisi, shall after sixty days from July 26, 1950, be quieted in said title insofar as the failure to obtain a rule nisi in said proceeding is concerned, unless within said period of sixty days, proceedings to annul said private sale of minor's property are instituted, and said title thereafter shall be deemed good and merchantable for all purposes and against all persons including minors and interdicts.
See R.S. 9:603, 9:671-9:674 [repealed 1960] 9:691-9:693 [repealed 1952].
La. R.S. § 9:675