Paragraph 5 Laying flocks: sampling times
England, Wales and Scotland
The occupier must take samples from each laying flock on the holding—
(a)
when the birds are chicks;
(b)
two weeks before the date the flock is moved to a laying unit or (if they are not moved) the date they are expected to come into lay; and
(c)
every 15 weeks during the laying period, starting when the birds are between 22 and 26 weeks old.