68.—(1) The Secretary of State must ensure that the following measures are taken a maximum of 21 days after the date any poultry are brought onto commercial poultry premises or part of those premises for restocking—
(a)the examination of any poultry on the premises by a veterinary inspector;
(b)the taking from such poultry of such samples as the Secretary of State requires and the laboratory testing of such samples for avian influenza;
(c)the testing for avian influenza of such poultry which die on the premises as a veterinary inspector considers necessary.
(2) A veterinary inspector who examines poultry under paragraph (1)(a) may carry out more than one examination of the birds and shall ensure that he carries out at least one examination as close as possible to the end of the 21 day period referred to in paragraph (1).