Civil Code (Cap. 16), article 932

932. (1) In all cases the donee shall be allowed the expenses with which he has improved the immovable, to the extent of the increase in value produced thereby, regard being had to the time of the collation. (2) He shall also be allowed the necessary expenses incurred by him for the preservation of the immovable, even though such immovable may not have been improved thereby. (3) The donee shall, on the other hand, be bound to account for any deterioration caused through his fault, which may have diminished the value of the property. Where donee alienates immovable property.