# Commission Regulation (EC) No 798/2008 of 8 August 2008 laying down a list of third countries, territories, zones or compartments from which poultry and poultry products may be imported into and transit through the Community and the veterinary certification requirements (Text with EEA relevance), Division II: Specific criteria

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

Live attenuated Newcastle disease vaccines must be prepared from a Newcastle disease virus strain for which the master seed has been tested and shown to have an intracerebral pathogenicity index (ICPI) of:
(a) less than 0,4, if not less than 10 7 EID 50 are administered to each bird in the ICPI test; or
(b) less than 0,5, if not less than 10 8 EID 50 are administered to each bird in the ICPI test.

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Source: https://www.legislation.gov.uk/eur/2008/798/annex/VI/division/1/division/II (the official version)
Page: https://openlegislation.uk/eu-regulation-2008-798/annex-VI/division-1/division-II
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.