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Weights and measures - find out the law on trading standards for packaging and selling products

• Units of measurement

  You must use metric measurements (grams, kilograms, millilitres or litres)…

• Specified quantities

  Some goods must be sold in fixed sizes known as ‘specified quantities’.…

• Packaged goods

  Packaged goods are products that are all of these: sold sealed between 5g…

• Equipment and records

  Equipment for packaged goods The equipment you use to weigh or measure…

• Labelling packaged goods

  You must put the weight or volume of your packaged goods on the label. The…

Resources for business.

• Updated: 9 September 2025

The mechanisms, programmes and strategic initiatives for protecting and improving the water environment in each river basin district.

• Updated: 22 December 2022

Information for businesses.

• Updated: 18 February 2025

What packaged goods are, how they are labelled, units of measurements used and compliance with weights and measures regulation.

• Updated: 20 September 2024

Trade remedies protect domestic industries from unfair practices around imports. The UK’s own independent trade policy includes a trade remedies system.

• Updated: 16 December 2020

Immediate action to clamp down on mistaken releases from prisons and restore public confidence in the criminal justice system has been announced by the Deputy Prime Minister today (Tuesday 11 November).

• Updated: 11 November 2025

Now the National Measurement Office.

• Updated: 15 April 2021

Lists for local authorities.

• Updated: 15 January 2021

Guidance and tools to help you understand and analyse your school or college's performance.

• Updated: 12 April 2022