This document specifies principles and gives guidance for developing normative documents that contain:specified requirements for the object of conformity assessment;specific methods and procedures for an individual conformity assessment activity (e.g. test methods);rules and methodology for conformity assessment (as part of conformity assessment schemes, including provisions for organizations that perform conformity assessment activities).This document is intended for the following users:standards developers;regulatory authorities;conformity assessment scheme owners;industry associations and consortia;conformity assessment bodies;accreditation bodies;purchasers;consumers and non-governmental groups;other interested parties, e.g. insurance organizations.