International Mobile Roaming Code

Informing consumers about the costs of roaming services and alternative services available for roaming

What it is

The International Mobile Roaming (IMR) Code sets out minimum consumer information standards for outbound IMR and details initiatives to improve transparency of IMR prices and how to use IMR services.


The purpose of this self-regulated code is to ensure consumers are informed about the usage and pricing of their IMR services, to better manage their IMR services and their potential costs when travelling. 

The April 2023 revision of the code includes a common metrics approach for explaining IMR usage to customers. 

Who it applies to

New Zealand mobile phone network operators who choose to sign-up to the code.

Who it affects

Consumers who want to use mobile roaming whilst travelling overseas.

Document status

Document type: Voluntary Code

Document version: April 2023

Signatories to this Code

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TCF International Mobile Roaming Code – Endorsed April 2023


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