About us
NMO closed in 2015. A few legacy resources are retained below. Other content that was published by NMO is available on the National Archives website.
NMO was responsible for:
- the infrastructure and research programmes of the National Measurement System (NMS)
- regulating the UK’s system of weights and measures, hallmarking and utility meters
- providing policy support to ministers about measurement issues
- preparing legislation under the Weights and Measures Act 1985 and European Communities Act 1972
- providing technical, legal and commercial certification services to support manufacturers and local authorities
- reinforcing a wide range of European legislation in the UK, carried out by the enforcement authority