21.—(1) This regulation applies where—
(a)DAERA has given an enforcement notice to a person, and
(b)DAERA is of the opinion that the person has not carried out one or more of the actions referred to in the enforcement notice within the compliance period (see regulation 20(6)(c)).
(2) DAERA may take any of the following action (whether the same as or different to any action referred to in the enforcement notice)—
(a)action to ensure compliance with the relevant provision or provisions in question;
(b)action to remediate any environmental damage attributable to the non-compliance in question;
(c)action to remove or mitigate any risk of non-compliance with the relevant provision or provisions in question.
(3) If DAERA proposes that any of the action under paragraph (2) be taken on any premises, Articles 72, 73, 73A and 74 of, and Schedule 4 to, the WCLO 1997 (which relate to powers of DAERA and persons authorised by it and related matters) apply but as if—
(a)in Article 72 there were a reference to the purpose of taking action to ensure compliance with a relevant provision or provisions referred to in an enforcement notice at the end of the list of purposes in sub-paragraph (1);
(b)in Article 72 there were a reference to taking action to ensure compliance with a relevant provision or provisions referred to in an enforcement notice at the end of the list of powers in sub-paragraph (2);
(c)in paragraph 5 of Schedule 4 the reference in the words before sub-paragraph (1)(a) to any power conferred by Article 72(2)(a) or (b) or (3) included a reference to the power conferred under sub-paragraph (b) above.