(1) For the purposes of this Part, a determination requires a carrier to provide pre - selection in favour of a carriage service provider in relation to calls made using a particular carriage service if, and only if, the determination requires:
(a) the controlled networks and controlled facilities of the carrier to permit an end - user to:
(i) pre - select the carriage service provider as the end - user's preferred carriage service provider for such of the end - user's requirements, in relation to calls made using that carriage service, as are specified in the determination; and
(ii) change that selection from time to time; and
(c) the controlled networks and controlled facilities of the carrier to provide over - ride dial codes for selecting alternative carriage service providers, in relation to calls made using that carriage service, on a call - by - call basis.
Note: End - user is defined by subsection (3).
(2) For the purposes of this Part, a determination requires a carriage service provider (the first provider ) to provide pre - selection in favour of another carriage service provider (the second provider ) in relation to calls made using a particular carriage service if, and only if, the determination requires:
(a) the controlled networks and controlled facilities of the first provider to permit an end - user to:
(i) pre - select the second provider as the end - user's preferred carriage service provider for such of the end - user's requirements, in relation to calls made using that carriage service, as are specified in the determination; and
(ii) change that selection from time to time; and
(c) the controlled networks and controlled facilities of the first provider to provide over - ride dial codes for selecting alternative carriage service providers, in relation to calls made using that carriage service, on a call - by - call basis.
Note: End - user is defined by subsection (3).
(3) For the purposes of this section, an end - user , in relation to a controlled network or a controlled facility, is an end - user of a carriage service that involves the use of the network or facility.
(4) Each of the following is an example of an end - user's requirements:
(a) the end - user's requirements relating to domestic long - distance calls;
(b) the end - user's requirements relating to international calls.