
IT service organizations and IT departments in organizations rely on the ITSM best practices from ITIL® to improve service quality and optimize cost. Claims of compliance to ITIL® are often a self-declaration or based on an assessment report from a consultant. Third party certification against ITIL® is not possible because it is not a standard. In order to address this issue, ISO introduced ISO 20000-1 in 2005, which provides specifications for IT Service Management. These specifications can be met following the guidelines provided in ISO 20000-2: Code of Practice. ITIL® best practices supplements ISO 20000-1 by providing the best practices.
Some of the main reasons for the popularity of ISO 20000-1 include:
Benefits