(a)
as regards open-air pig 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 classical swine fever virus or come from holdings not subjected to any restrictions related to classical swine fever. The sentinel pigs shall be placed, in accordance with the requirements of the competent authority, throughout the infected holding and be sampled 40 days after having been placed on the holding, and tested for the presence of antibodies, in accordance with the diagnostic manual.
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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.