Civil Code, Art. 2242

With reference to specific immovable property and real rights of the debtor, the following claims, mortgages and liens shall be preferred, and shall constitute an encumbrance on the immovable or real right: (1) Taxes due upon the land or building; (2) For the unpaid price of real property sold, upon the immovable sold; (3) Claims of laborers, masons, mechanics and other workmen, as well as of architects, engineers and contractors, engaged in the construction, reconstruction or repair of buildings, canals or other works, upon said buildings, canals or other works; (4) Claims of furnishers of materials used in the construction, reconstruction, or repair of buildings, canals or other works, upon said buildings, canals or other works; (5) Mortgage credits recorded in the Registry of Property, upon the real estate mortgaged; (6) Expenses for the preservation or improvement of real property when the law authorizes reimbursement, upon the immovable preserved or improved; (7) Credits annotated in the Registry of Property, in virtue of a judicial order, by attachments or executions, upon the property affected, and only as to later credits; (8) Claims of co-heirs for warranty in the partition of an immovable among them, upon the real property thus divided; (9) Claims of donors or real property for pecuniary charges or other conditions imposed upon the donee, upon the immovable donated; (10) Credits of insurers, upon the property insured, for the insurance premium for two years. (1923a)