(1) The NT EPA must consider and deal with any significant variation of an action or strategic proposal notified to the NT EPA under this Division in accordance with the regulations.
(2) If a significant variation is notified to the NT EPA under this Division after an assessment report is prepared and before an environmental approval is given:
(a) the approval process under Part 5 ceases until the assessment of the variation is completed; and
(b) on completion of the assessment of the variation – the NT EPA may prepare and provide to the Minister:
(i) a revised assessment report; or
(ii) an addendum to the assessment report; or
(iii) a new assessment report; and
(c) if a revised or new assessment report is provided to the Minister – the NT EPA must prepare and provide to the Minister:
(i) a revised draft environmental approval; or
(ii) a statement of unacceptable impact.
(3) The Minister must consider:
(a) any document provided to the Minister under subsection (2)(b)(i) and (iii) and (c) in place of the relevant documents originally provided under Part 5; or
(b) any addendum provided to the Minister under subsection (2)(b)(ii) in addition to the assessment report originally provided under Part 5.
(4) Section 55 (2) to (5) applies (with any necessary changes) to an assessment of a significant variation notified to the NT EPA under this Division.