(1) If an undertaking is in force under section 577A, the undertaking has effect as if:
(a) each obligation imposed on Telstra by the undertaking were imposed instead on each of the following designated Telstra successor companies:
(i) Telstra Infraco Limited;
(ii) Telstra Limited;
(iii) a designated Telstra successor company specified in an instrument under subsection (2); and
(b) each prohibition applicable to Telstra under the undertaking were applicable instead to each of the following designated Telstra successor companies:
(i) Telstra Infraco Limited;
(ii) Telstra Limited;
(iii) a designated Telstra successor company specified in an instrument under subsection (2).
Note: See also section 581U (transitional--references in legislation to Telstra Infraco Limited).
(2) The Minister may, by legislative instrument, specify one or more designated Telstra successor companies for the purposes of subparagraphs (1)(a)(iii) and (b)(iii).
(3) Subsection (1) has effect subject to subsection (4).
(4) The Minister may, by legislative instrument, determine either or both of the following:
(a) that paragraph (1)(a) does not result in the imposition of one or more specified obligations on one or more specified designated Telstra successor companies;
(b) that paragraph (1)(b) does not result in one or more specified prohibitions being applicable to one or more specified designated Telstra successor companies.