19.—(1) A person served with notification under regulation 18 may appeal against that notification by giving notice of appeal to the Secretary of State.
(2) Notice of appeal must be served within 28 days of service of the notification under regulation 18 unless the time limit is extended by the Secretary of State.
(3) The grounds of appeal are that—
(a)the operator's activity was not a cause of the environmental damage;
(b)the enforcing authority has acted unreasonably in deciding that the damage is environmental damage;
(c)the environmental damage resulted from compliance with an instruction from a public authority (except an instruction relating to an emission or incident caused by the operator's own activities);
(d)the responsible operator was not at fault or negligent, and the environmental damage was caused by an emission or event expressly authorised by, and fully in accordance with the conditions of a permit listed in Schedule 4;
(e)the responsible operator was not at fault or negligent, and the environmental damage was caused by an emission or activity, or any manner of using a product in the course of an activity, that the operator demonstrates was not considered likely to cause environmental damage according to the state of scientific and technical knowledge at the time when the emission was released or the activity took place; or
(f)the environmental damage was the result of an act of a third party and occurred despite the fact that the responsible operator took all appropriate safety measures.
(4) Schedule 5 contains procedures for the appeal.
(5) The person deciding the appeal may confirm or quash the notice.