International Revenue Share Fraud Guidelines

Best practice guidelines for the identification and prevention of telecommunications fraud

What it is

A best practice approach framework for the mitigation of international revenue share fraud (IRSF) by New Zealand telecommunications service providers.


The purpose of these Guidelines is to reduce or eliminate the incidence and effects of international revenue share fraud (IRSF) on New Zealand Telecommunications Service Providers and their Customer.

Who it applies to

Telecommunications retail service providers who choose to follow the guidelines.

Who it affects

Business and residential customers who use voice telecommunication services including PABX facilities.

Document status

Document type: Guideline

Document version: 1st edition. April 2016.

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