Civil Code (Cap. 16), article 463

463. (1) In the case of affirmative easements, possession to found prescription commences from the day on which the owner of the dominant tenement has comm enced to exercise the right of easement. (2) In the case of negative eas ements, possession commences from the day on which the owner of the dominant tenement, shall have, by means of a judicial letter, protest, or other judicial act, CIVIL CODE [CAP. 16. 143 restrained the owner of the serv ient tenement from the free use thereof. Where easement is in respect of water flowing from neighbouring tenement.