La. Stat. tit. 9 § 2083
Current with changes from the 2024 legislative session effective on or before 7/1/2024, from Acts 2,3, 6-535, and 580-647
A trustee in dealing with a beneficiary on the trustee's own account shall deal fairly with him and communicate to him all material facts in connection with the transaction that the trustee knows or should know.
La. R.S. § 9:2083