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Planned system outage - 12 September 2026 | Our online services including myIR, self service phone lines and gateway services will be unavailable on Saturday 12 September, 2026 from 1pm to approximately 10.30pm while we complete a planned system update. We apologise for any inconvenience this may cause.

The Global Anti-Base Erosion (GloBE) rules are a global minimum tax system for large multinational enterprise (MNE) groups and are part of the OECD/G20 Inclusive Framework’s 2-Pillar solution.

Find out more about the GloBE rules implemented in New Zealand, and the 2-Pillar solution.

Last updated: 09 Sep 2026
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