(1) Except as provided in subsection (2), the department of fish, wildlife, and parks shall comply with the provisions of Title 75, chapter 1, parts 1 and 2, when:
(a) acting as a snowmobile area operator pursuant to this part; or
(b) awarding a grant or other funding assistance to a snowmobile area operator.
(2) The department of fish, wildlife, and parks is exempt from the provisions of Title 75, chapter 1, parts 1 and 2, when taking actions as a snowmobile area operator pursuant to this part or when awarding a grant or other funding assistance to a snowmobile area operator if the action or award has been previously subject to environmental review under Title 75, chapter 1, parts 1 and 2, and there is no proposed change to the action or the use of the award.