The following organisations offer advice or information to businesses:
The National Measurement Office (NMO) is an executive agency of the Department for Business, Innovation, and Skills and is based in Teddington. Its role is to ensure the UK’s system of weights and measures is fair, accurate and legal so that consumers and businesses have confidence.
National Measurement Office (external website)
GOV.UK website is a government online resource for all. It has a section aimed at businesses and the self-employed. It contains essential information about starting up and running a business in the UK, including help if you're self-employed or a sole trader.
GOV.UK – Businesses and self-employed (external website)