ISO/IEC 17025 with other accreditation standards of the ISO 17000 series (and unlike most ISO standards for management systems), third party auditing ("assessment") of the laboratory is normally carried out by the national organization responsible for accreditation. Laboratories are therefore "accredited" under ISO/IEC 17025, rather than "certified" or "registered" (c.f. ISO 9000 series). In short, "accreditation" differs from "certification" by adding the concept of a third party (Accreditation Body (AB)) attesting to technical competence within a laboratory in addition to its adherence and operation under a documented quality system, specific to a Scope of Accreditation. In order for accreditation bodies to recognize
ISO 21500 purposes. "For industry analysis of ISO 21500, see also:" Sources ISO 21500 ISO 21500:2012, Guidance on Project Management, is an international standard developed by the International Organization for Standardization, or ISO starting in 2007 and released in 2012. It was intended to provide generic guidance, explain core principles and what constitutes good practice in project management. The ISO technical committee dealing with project management, ISO/PC 236 was held by the American National Standards Institute (ANSI) which had approved four standards that used PMI materials. one of which was ANSI/PMI 99-001-2008, A Guide to the Project Management Body of Knowledge -