MAS 1.3 is an XML Schema implementation derived from ISO 19115-1, Geographic Information - Metadata - Part 1: Fundamentals, Clause 6.5.13. It includes elements for referencing Application Schema. The XML schema was encoded using the rules described in ISO/TS 19139:2007.

The namespace URI for mas 1.3 is https://schemas.isotc211.org/19115/-1/mas/1.3.0.

mas.xsd is the XML Schema document to be referenced by XML documents containing XML elements in the mas 1.3 namespace or by XML Schema documents importing the mas 1.3 namespace. This XML schema includes (indirectly) all the implemented concepts of the mas namespace, but it does not contain the declaration of any types.

applicationSchema.xsd implements the UML conceptual schema defined in ISO 19115-1, Geographic Information - Metadata - Part 1: Fundamentals, Clause 6.5.13. It was created using the encoding rules defined in ISO 19118, ISO 19139.

https://schemas.isotc211.org/19115/-1/mas/1.3.0/applicationSchema.xsd contains the following classes:

The mas 1.3 namespace imports these other namespaces:

When revisions to these schema become necessary, they will be managed in the ISO TC211 Git Repository.