(a)
as regards open-air holdings, the reintroduction of pigs shall start with the introduction of sentinel pigs which have been checked and found negative for the presence of antibodies against African swine fever virus or which come from holdings not subjected to any restrictions related to African swine fever. The sentinel pigs shall be placed, in accordance with the requirements of the competent authority, throughout the infected holding and shall be sampled 45 days later, and shall be tested for the presence of antibodies, in accordance with the diagnostic manual. No pig may leave the holding before the negative results of the serological tests are available; if none of the pigs has developed antibodies against African swine fever virus, full repopulation may then take place;
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Source: EUR-Lex (Cellar) · retrieved 2026-11-09 · Text as adopted (Official Journal); later amendments are not incorporated in this text.