Paragraph 13 Variation Notices
(1)
SEPA must, on varying a permit or registration, give notice (a “variation notice”) to the authorised person specifying—
(a)
the variation being made;
(b)
the date on which the variation is to take effect (being not earlier than the date of service of the notice); and
(c)
the rights of appeal available to the authorised person.
(2)
Unless the variation notice is withdrawn it has effect on the date so specified in the notice.