National Measurement Institute

We are the national authority on measurement. We develop and maintain Australia’s measurement system. We deliver measurement policy, science and regulation for a fair, safe, healthy and competitive Australia.

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Trade measurement

Weights and measures in trade

Trade measurement laws apply to all retail and wholesale transactions where measurement determines price. Find information about selling specific goods.

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These awards highlight outstanding achievement in measurement science at all career levels and sectors, celebrating Australian research and innovation.

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Apr 2026 National Measurement Institute

Dynamic measuring systems for liquids other than water: consultation outcomes

The National Measurement Institute’s updated requirements, NMI R 117:2026, bring Australia’s liquid flow measurement standards into line with international standards.
Mar 2026 National Measurement Institute

2026 Measurement Awards now open

The National Measurement Institute (NMI) is accepting nominations for this year’s National Measurement Awards! Applications close Wednesday 20 May 2026.
Mar 2026 National Measurement Institute

Legislative instruments under the National Measurement Act for remake and sunsetting

The National Measurement Institute (NMI) will make minor updates to a suite of legislative instruments and allow others to sunset following a review and consultation. Changes will come…