Manufacture or supply of pressure systems

The UK has left the EU, and some rules and procedures have changed.

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Subject to certain exclusions, the Pressure Equipment (Safety) Regulations 2016 (PE(S)R) make it an offence for a manufacturer or their authorised representative to place on the market, put into service or otherwise supply pressure equipment and assemblies above 0.5 bar unless they:

Pressure equipment and assemblies within the scope of PE(S)R yet below specified pressure x volume thresholds must:

Importers and distributors

An importer is a person or business based in the UK who places pressure equipment and assemblies on the GB market from a country outside the UK. The obligations on importers include:

A distributor is any other person in the supply chain, other than the manufacturer or the importer, who makes pressure equipment and assemblies available on the GB market. The obligations on distributors include:

Further guidance on the responsibilities of manufacturers, importers and distributors under PE(S)R, including changes now that the UK has left the EU, have been published by the Office for Product Safety and Standards.


The regulations do not apply to equipment and assemblies:

Updated: 2023-03-15