The province of Tierra del Fuego, Antarctica and South Atlantic Islands was declared as a "Zone Free fromBovine Brucellosis and Tuberculosis" by SENASA Resolution No. 100/2011, dated March 1st, 2011.In order to adopt this measure, SENASA carried out an evaluation of the potential factors for theoccurrence of both diseases in the province, as well as the epidemiological background and thecorresponding epidemiological samplings. It also took into account that no clinical cases or lesionscompatible with such diseases were reported in the bovine population of the province and that no humancases were reported at the reference centers for animal diseases.Said Resolution prohibits bovine brucellosis vaccination within the provincial scope and, thus, regulatesthe status of area/zone without vaccination that it always had. Moreover, it states that all producers,veterinarians and other health professionals have the obligation to notify any suspicion or indication of theoccurrence of bovine brucellosis or tuberculosis in line with other standards on this matter.