In March 2001 ISO TC 211 approved a project to develop an international standard: ISO 19130Sensor and Data Models for Imagery and Gridded Data. Since August 2002 when the project status was reported at the ISPRS Commission II Symposium, the project has made significant progress. The standard has been advanced from the working draft (WD) stage to the committee draft (CD) stage. This paper discus...

This contribution addresses the questions:  Why International Standards?  What is ISO?  How does ISO develop standards? The focus are the Key principles in standard development: 1. ISO standards respond to a need in the market 2. ISO standards are based on global expert opinion 3. ISO standards are developed through a multi-stakeholder process 4. ISO standards are based on a consensus Finall...