For the purposes of this Directive, the following definitions shall apply:
in the case of brucellosis in cattle:
type B1 bovine herds: herds in whose case the previous clinical history and vaccination and serological status are unknown;
type B2 bovine herds: herds in whose case the previous clinical history and vaccination and serological status are known and in which routine monitoring tests are carried out in accordance with the national rules for bringing these herds up to type B3 or type B4 status;
type B3 bovine herds: brucellosis-free herds within the meaning of Council Directive 64/432/EEC of 26 June 1964 on animal health problems affecting intra-Community trade in bovine animals and swine(1), as last amended by Directive 77/98/EEC(2);
type B4 bovine herds: officially brucellosis-free herds within the meaning of Directive 64/432/EEC;
in the case of bovine tuberculosis:
type T1 bovine herds: herds in whose case the previous clinical history and the tuberculin-test status are unknown;
type T2 bovine herds: herds in whose case the previous clinical history and the tuberculin-test status are known, and in which routine monitoring tests are carried out in accordance with the national rules for bringing these herds up to type T3 status;
type T3 bovine herds: officially tuberculosis-free herds within the meaning of Directive 64/432/EEC;
suspect animal: any bovine animal which shows symptoms indicating the possible presence of tuberculosis, brucellosis or bovine enzootic leucosis and for which an appropriate diagnosis has neither officially confirmed nor officially ruled out the presence of one or more of these diseases;
official veterinarian: the veterinarian designated by the competent central authority of the Member State;
means of transport: those parts of motor vehicles, rail vehicles and aircraft set aside for loading, the holds of ships and containers for land, sea or air transport.