It also sets the administrative procedures requirements for the "conformity assessment" of pressure equipment, for the free placing on the European market without local legislative barriers.
It has been mandatory throughout the EU since 30 May 2002, with 2014 revision fully effective as of 19 July 2016.
[2] The standards and regulations regarding pressure vessels and boiler safety are also very close to the US standards defined by the American Society of Mechanical Engineers (ASME).
This enables most international inspection agencies to provide both verification and certification services to assess compliance to the different pressure equipment directives.
[5]: Regulation 2 Some of the provisions included in PE(S)R 2016 apply differently in NI for as long as the Northern Ireland Protocol is in force after UK existing EU.