Paragraph 1
Except as otherwise provided in paragraph 2 below, the number of samples to be taken shall be as follows–
| Number of birds kept in a house or, on premises on which birds have free access to more than one house, number of birds in each group of houses on such premises | Number of samples to be taken from that house or group of houses on those premises |
|---|---|
| 25–29 | 20 |
| 30–39 | 25 |
| 40–49 | 30 |
| 50–59 | 35 |
| 60–89 | 40 |
| 90–199 | 50 |
| 200–499 | 55 |
| 500 or more | 60 |