Medical testing laboratories (MED) Inspection bodies (INSP) Certification bodies for quality systems (QMS) Certification bodies for environmental management (EMS) Testing laboratories (TEST) Calibration laboratories (CAL) Products certification bodies (PROD) Environmental verifiers (EMAS) Persons certification bodies (PERS) Proficiency testing organizers (PT) Reference material producers (RM) Validation and verification (GHG) Last update 23 February 2018