Article 620. Continuous and apparent easements are acquired either by virtue of a title or by prescription of ten years. (537a)
Article 621. In order to acquire by prescription the easements referred to in the preceding article, the time of possession shall be computed thus: in positive easements, from the day on which the owner of the dominant estate, or the person who may have made use of the easement, commenced to exercise it upon the servient estate; and in negative easements, from the day on which the owner of the dominant estate forbade, by an instrument acknowledged before a notary public, the owner of the servient estate, from executing an act which would be lawful without the easement. (538a)
Article 622. Continuous nonapparent easements, and discontinuous ones, whether apparent or not, may be acquired only by virtue of a title. (539)
Article 623. The absence of a document or proof showing the origin of an easement which cannot be acquired by prescription may be cured by a deed of recognition by the owner of the servient estate or by a final judgment. (540a)
Article 624. The existence of an apparent sign of easement between two estates, established or maintained by the owner of both, shall be considered, should either of them be alienated, as a title in order that the easement may continue actively and passively, unless, at the time the ownership of the two estates is divided, the contrary should be provided in the title of conveyance of either of them, or the sign aforesaid should be removed before the execution of the deed. This provision shall also apply in case of the division of a thing owned in common by two or more persons. (541a)
Article 625. Upon the establishment of an easement, all the rights necessary for its use are considered granted. (542)
Article 626. The owner of the dominant estate cannot use the easement except for the benefit of the immovable originally contemplated. Neither can he exercise the easement in any other manner than that previously established. (n)