About us
NMRO closed in 2016. Some legacy resources are retained below. Other content that was published by NMRO is available on the National Archives website.
NMRO was responsible for:
- ensuring the UK’s system of weights and measures, hallmarking and utility metering is fair for businesses and consumers
- providing policy support to ministers about measurement issues
- providing technical, legal and commercial certification services to support manufacturers and local authorities
- enforcing technical legislation in the UK, carried out by the enforcement authority
Corporate information
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