Paragraph 14
The authorisation referred to in paragraph 12(a) may require that—
(a)
where the authorisation is granted for potato production, production must be from certified seed potatoes or from mini-tubers or micro-plants derived from officially tested sources; and
(b)
controls on irrigation and spraying programmes, which may include a prohibition on such programmes, must be introduced as appropriate to prevent the spread of R. solanacearum.