# Council Directive of 26 June 1964 on animal health problems affecting intra-Community trade in bovine animals and swine (64/432/EEC), Division 4: A bovine herd is brucellosis-free if it complies with the conditions in 1(b) and (c) and when vaccination has been carried out as follows:

Extent: E+W+S+N.I.

(i) female bovine animals have been vaccinated:
before the age of six months old with live strain 19 vaccine, or
before the age of 15 months old with killed 45/20 adjuvant vaccine which has been officially inspected and approved, or
with other vaccines approved under the procedure laid down in Article 17;
(ii) bovine animals under 30 months old which have been vaccinated with live strain 19 vaccine may give a serum agglutination test result greater than 30 IU but less than 80 IU of agglutination per millilitre provided that, on the complement fixation test, they give a result less than 30 EEC units in the case of females vaccinated less than 12 months previously or less than 20 EEC units in all other cases.

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Source: https://www.legislation.gov.uk/eudr/1964/432/annex/A/division/II/division/4 (the official version)
Page: https://openlegislation.uk/eu-directive-1964-432/annex-A/division-II/division-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.