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21 July 2025
Product Regulation and Metrology Act 2025

Synopsis

This Act established powers for the future regulation of product safety, efficacy or efficiency and associated metrology (measurement).

Future regulations may be made setting requirements that must be met to market or use products in the UK.

Summary

The Product Regulation and Metrology Act 2025 established powers for the future regulation of product safety, efficacy or efficiency and associated metrology (measurement) requirements.

The majority of the Act came into force on 21 July 2025. At the time this update was prepared, existing product or metrology requirements had yet to be affected by legislation under the Act.

This Act applies across the UK.

What will change?

The Act enables regulations to be made to:

  • Reduce or mitigate risks presented by products;
  • Ensure products operate efficiently or effectively; and
  • Ensure products designed for weighing or measuring operate accurately.

Regulations will set requirements that must be met to market or use products in the UK. This may concern matters including the installation, use, marking, marketing or associated information for products. Conformity with relevant technical standards may be required.

These powers include a power to apply requirements similar to or corresponding to relevant EU legislation to reduce product environmental impacts.

Product risks specifically include endangering the health and safety of persons or domestic animals, endangering property (including the operability of other products) or to cause, or be susceptible to, electromagnetic disturbance.

Parties potentially subject to product regulations

Regulations made under the Act may apply product requirements on:

  • Manufacturers and other producers;
  • Persons marketing products in the UK;
  • Importers;
  • Installers;
  • Online marketplace operators; and
  • Authorised representatives of persons fulfilling any of the roles above.

The Act specifically brought online marketplaces into the UK regulatory framework for the first time. These powers are expected to be used to attempt to stop online marketplaces from making unsafe products available to consumers.

Regulations may apply requirements on the monitoring, assessment, verification or certification of products, or any other person undertaking activities in relation to a product.

Metrology

Regulations may specify units of measurement to be used to express quantities for specified goods or other things. This may include mandatory quantities that goods must or may be marketed in and the respective units that must be used.

Enforcement

Relevant authorities may be designated to ensure compliance with product regulations. These authorities will be responsible for monitoring, investigating and securing compliance with the regulations or mitigating the effects of non-compliance. Investigation powers will be provided to these authorities and enforcement may be undertaken through prosecution or other sanctions.

Regulations may permit authorities to impose fees to recover the cost of delivering their functions.

Excluded products

The Schedule specifies products that may not be subject to regulations under the Act. This includes:

  • Food, feeding stuff and fertiliser;
  • Plants, fruit and fungi;
  • Plant protection products;
  • Animal by-products and products of animal origin;
  • Aircraft, components of aircraft and equipment for operating or controlling aircraft;
  • Military equipment; or
  • Medicines and medical devices (in most cases).

GUIDANCE

 

 

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