ISO/IEC 20000 Information technolog

ISO/IEC 20000 Information technology – Service management
ISO 20022 Financial services – UNIversal Financial Industry message scheme
ISO 20072 Aerosol drug delivery device design verification -- Requirements and test methods
ISO 20653 Road vehicles - Degrees of protection (IP-Code) - Protection of electrical equipment against foreign objects, water and access
ISO/IEC TR 20943 Information technology – Procedures for achieving metadata registry content consistency
ISO/IEC TR 20943-1:2003 Data elements
ISO/IEC TR 20943-3:2004 Value domains
ISO/IEC 21000 Information technology – Multimedia framework (MPEG-21)
ISO/IEC 21481 Information technology – Telecommunications and information exchange between systems – Near Field Communication Interface and Protocol -2 (NFCIP-2)
ISO 21482 Ionizing-radiation warning – Supplementary symbol
ISO 21500 Guidance on project management
ISO 22000:2005 Food safety management systems – Requirements for any organization in the food chain
ISO/TS 22002 Prerequisite programmes on food safety
ISO/TS 22002-1:2009 Prerequisite programmes on food safety – Part 1: Food manufacturing
ISO/TS 22002-2:2013 Prerequisite programmes on food safety – Part 2: Catering
ISO/TS 22002-3:2011 Prerequisite programmes on food safety – Part 3: Farming
ISO/TS 22003:2013 Food safety management systems – Requirements for bodies providing audit and certification of food safety management systems
ISO 22004:2014 Food safety management systems – Guidance on the application of ISO 22000
ISO 22005:2007 Traceability in the feed and food chain – General principles and basic requirements for system design and implementation
ISO 22093 Industrial automation systems and integration – Physical device control – Dimensional Measuring Interface Standard (DMIS)
ISO 22241 Diesel engines – NOx reduction agent AUS 32