ISO 9000 with a variety of quality assurance requirements for each contract awarded which led the defence industry to adopt mutual recognition of NATO AQAP, MIL-Q and Def Stan standards. Eventually, ISO 9000 was adopted as a suitable option, instead of forcing contractors to adopt multiple - and often similar - requirements. The global adoption of ISO 9001 may be attributable to a number of factors. In the early days, the ISO 9001 (9002 and 9003) requirements were intended to be used by procuring organizations, as the basis of contractual arrangements with their suppliers. This helped reduce the need for "supplier development"
ISO 20252 committee) reports that 69 organizations (not counting subsidiaries) are accredited to the standard: The Council of American Survey Research Organizations (CASRO) has passed 17 organizations through its ISO 20252 accreditation scheme: ISO 20252 ISO 20252:2012 is an international quality standard first published in 2006 as a replacement for the existing British Standards BS 7911:2003. It was subsequently updated in 2012. Developed by an ISO Technical Committee in liaison with professional bodies EFAMRO, ESOMAR and WAPOR, the standard sets out requirements in a Quality Management System for organizations conducting market, opinion and social research. The standard is divided into five sections