TWI Frequently asked questions
The link below takes you to a document on the UK Government DTI (Department of Trade and Industry) website which contains a list of those organisations who are appointed to act as Conformity Assessment Bodies in the UK. It alsocontains information on the range of each organisation's approval:
Details of Notified Bodies in the UK who can undertake conformity Assessment in accordance with the EC Pressure Equipment Directive (implemented as the Pressure Equipment Regulations 1999 in the UK): http://www.berr.gov.uk/files/file44774.pdf
Any queries concerning the list should be directed to the DTI.
Additional information
FAQ: What is the Pressure Equipment Directive?
FAQ: What is a conformity assessment procedure?
FAQ: Who is responsible for conformity to the Pressure Equipment Directive?