Art. 414. All things which are or may be the object of appropriation are considered either:
      (1) Immovable or real property; or
      (2) Movable or personal property. (333)


  As an object, is that which is, or may be appropriated
  Under  the  CC,  thing  and  property  are  used  synonymously—technically  though,  thing  is  of  broader  scope  than  property


Art. 415. The following are immovable property:
      (1)  Land,  buildings,  roads  and  constructions  of  all  kinds adhered to the soil;
      (2) Trees, plants, and growing fruits, while they are attached to the land or form an integral part of an immovable;
      (3) Everything attached to an  immovable  in a  fixed manner,  in such a way that it cannot be separated therefrom without breaking the material or deterioration of the object;
      (4)  Statues,  reliefs,  paintings  or  other  objects  for  use  or ornamentation, placed in buildings or on lands by the owner of the immovable in such a manner that it reveals the intention to attach
them permanently to the tenements;
      (5)  Machinery,  receptacles,  instruments  or  implements intended  by  the  owner  of  the  tenement  for  an  industry  or works which may  be  carried  on  in  a  building  or  on  a  piece  of  land,  and which  tend  directly  to  meet  the  needs  of  the  said  industry  or works;
      (6)  Animal  houses,  pigeon-houses,  beehives,  fish  ponds  or breeding  places  of  similar  nature,  in  case  their  owner  has  placed them  or  preserves  them  with  the  intention  to  have  them
permanently attached to the land, and forming a permanent part of it; the animals in these places are included;
      (7) Fertilizer actually used on a piece of land;
      (8) Mines, quarries,  and  slag dumps, while  the matter  thereof forms part of the bed, and waters either running or stagnant;
      (9) Docks  and  structures which,  though  floating,  are  intended by  their  nature  and  object  to  remain  at  a  fixed  place  on  a  river, lake, or coast;
      (10) Contracts  for public works, and servitudes and other  real rights over immovable property. (334a)


1.  Real property by nature
2.  Real property by incorporation
3.  Real property by destination or purpose
4.  Real property by analogy