This International Standard specifies the requirements for defining encoding rules to be used for interchange of geographic data within the ISO 19100 series of International Standards.
This International Standard specifies
-- requirements for creating encoding rules based on UML schemas,
-- requirements for creating encoding services,
-- an informative XML based encoding rule for neutral interchange of geographic data.
This International Standard does not specify any digital media, it does not define any transfer services or transfer protocols, nor does it specify how to encode inline large images.