POSCO SS acquired the ISO 9001, which is the world Quality Management System, ISO 14001, the world Environmental management system and KOSHA 18001, the Safety & Health management system. Furthermore, POSCO SS has accumulated the high credibility regarding to 'quality' from the world reknowned certification bodies such as TUV in Germany, JIS in Japan and LLOYD in Britain etc.

Mark Certifications
  ISO 9001:2008
  ISO/TS 16949:2009
  ISO 14001 : 2004 (2000)
  KOSHA 18001(2000)
  KOREAN INDUSTRIAL STANDARDS (1997)
  JAPANESE INDUSTRIAL STANDARDS (2008)
  TÜV RHINLAN (1998)
  The American Society of Mechanical Engineers(2010)
  KOREA ELECTRIC POWER INDUSTRY CODE (1997 )
  KOREA REGISTER OF SHIPPING (1997)
  NIPPON KAIJI KYOKAI (1997)
  DET NORSKE VERITAS (1997)
  LLOYD'S REGISTER OF SHIPPING (1997)
  GERMANISCHER LLOYD (1997)
  BUREAU VERITAS (1999)
  American Bureau of Shipping (2007)
  CHINA CLASSIFICATION SOCIETY (1999)
  Registro Italiano Navale (2008)