This Part does not apply in relation to a Telstra successor company unless the Telstra successor company:
(a) is a corporation to which paragraph 51(xx) of the Constitution applies; or
(aa) is a holding company (within the meaning of the Corporations Act 2001 ) of a body corporate that is a corporation to which paragraph 51(xx) of the Constitution applies; or
(b) carries on a business that consists of or includes the supply of a carriage service (within the meaning of the Telecommunications Act 1997 ); or
(c) carries on a business that consists of or includes the supply of a service that facilitates the supply of a carriage service (within the meaning of the Telecommunications Act 1997 ); or
(d) carries on a business that consists of or includes installing, maintaining, operating or providing access to:
(i) a telecommunications network (within the meaning of the Telecommunications Act 1997 ); or
(ii) a facility (within the meaning of the Telecommunications Act 1997 );
used to supply a carriage service (within the meaning of the Telecommunications Act 1997 ); or
(e) is a holding company (within the meaning of the Corporations Act 2001 ) of a body corporate that carries on a business covered by paragraph (b), (c) or (d).