NHI New Format Compliance
Suppliers can find the NHI Compliance Test, Test data and New Format Compliance Form here
Pātiki and Waharua Kōpito patterns
Health NZ is actively monitoring compliance of all systems that store and validate NHI numbers.
Read important information on Compliance Testing, Compliance Testing Process, Test Data and Compliance Tests (external link)
To confirm that systems you interact with are compliant with the new NHI format, please fill in NHI Format Change Compliance Form (external link).
Time remaining until introduction of new format NHI numbers:
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The date of changeover will be 01 July 2026. Note - the old and new formats for NHI numbers will co-exist from that date.
For details, including how to comply with this new format, please click the following link: