# XML Schema 1.1

Saxon-EE from release 9.3 includes support for most of the new features introduced in the XML Schema 1.1 working drafts. The main changes are listed in the following pages. Note that these features are subject to change as the specifications mature.

To enable use of XML Schema 1.1 features, set the command line flag `-xsdversion:1.1` or the equivalent in the API.

- Assertions on Complex Types

- Assertions on Simple Types

- Conditional Type Assignment

- All Model Groups

- Open Content

- Miscellaneous XSD 1.1 Features

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