(1) Subject to subregulation (2), nothing in these Regulations affects the application of any law of the Commonwealth, a State or a Territory relating to:
(a) quarantine; or
(b) the prohibition or restriction of imports into, or exports from, Australia or an External Territory of any animals, plants or goods; or
(c) public order.
(2) Subregulation (1) does not prejudice the immunity from suit or from other legal processes conferred by these Regulations.