Telecommunications Numbering Plan 2025
104Obligation to ensure that equivalent service is provided
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104 Obligation to ensure that equivalent service is provided
(1) A carriage service provider must provide an equivalent service to a person to whom a ported number has been issued, to the extent that it is within the carriage service provider’s control.
(2) A carriage service provider or carrier involved in routing a call to or from a ported number must, to the extent that it is within the carriage service provider’s or carrier’s control, ensure that:
(a) no action or inaction prevents the carriage service provider from providing an equivalent service, in relation to the ported number, to the customer to whom the ported number has been issued; and
(b) no action or inaction prevents an end‑user, when using or calling the ported number, from receiving a carriage service that is an equivalent service.