When a State is a participating State
(1) For the purposes of this Act, a State is a participating State if, for the purposes of paragraph 51(xxxvii) of the Constitution, the Parliament of the State:
(a) refers the primary matters to the Commonwealth Parliament; and
(b) refers the residual matters to the Commonwealth Parliament; and
(c) refers the amendment matters to the Commonwealth Parliament.
(2) A State is also a participating State if, for the purposes of paragraph 51(xxxvii) of the Constitution, the Parliament of the State:
(a) adopts the primary version of this Act; and
(b) adopts the residual version of this Act; and
(c) refers the amendment matters to the Commonwealth Parliament.
(3) A State is a participating State under subsection (1) or (2) even if the State's referral law, or another law of the State, provides that:
(a) a reference mentioned in subsection (1) or (2) is to terminate in particular circumstances; or
(b) an adoption mentioned in subsection (2) is to terminate in particular circumstances; or
(c) a reference mentioned in subsection (1) or (2) has effect only:
(i) if, and to the extent that, the matters referred are not included in the legislative powers of the Commonwealth Parliament (otherwise than by a reference under paragraph 51(xxxvii) of the Constitution); or
(ii) if, and to the extent that, the matters referred are included in the legislative powers of the Parliament of the State.
When a State stops being a participating State
(4) A State stops being a participating State if:
(a) in a case where the State is a participating State under subsection (1)--a reference mentioned in that subsection terminates; or
(b) in a case where the State is a participating State under subsection (2)--an adoption, or the reference, mentioned in that subsection terminates.