Complex sentence: Before the establishment of the EPBC Act, it was listed, and remains currently, as "vulnerable" under the state-based Nature Conservation Act 1992, and by the International Union for Conservation of Nature (IUCN) in 1997.
Split into simpler sentences: Before the establishment of the EPBC Act, it was listed, and remains currently, as "vulnerable" under the state-based Nature Conservation Act 1992. Furthermore, it was listed by the International Union for Conservation of Nature (IUCN) in 1997.