ISO 19144-1:2009 establishes the structure of a geographic information classification system, together with the mechanism for defining and registering the classifiers for such a system. It specifies the use of discrete coverages to represent the result of applying the classification system to a particular area and defines the technical structure of a register of classifiers in accordance with ISO 19135.
ANSI/INCITS/ISO 19144-1:2010 history
2010ANSI/INCITS/ISO 19144-1:2010 Geographic information - Classification systems - Part 1: Classification system structure