NATIONAL PARKS AND WILDLIFE ACT 1974 - SECT 90 Aboriginal heritage impact permits NATIONAL PARKS AND WILDLIFE ACT 1974 - SECT 90 Aboriginal heritage impact permits 90 Aboriginal heritage impact permits (1) The Secretary may issue an Aboriginal heritage impact permit. (2) An Aboriginal heritage impact permit may be issued subject to conditions or unconditionally. However, a condition cannot be imposed on a permit if compliance with the condition would result in a breach of a requirement made by or under this Act. (3) An Aboriginal heritage impact permit may be issued in relation to a specified Aboriginal object, Aboriginal place, land, activity or person or specified types or classes of Aboriginal objects, Aboriginal places, land, activities or persons.