scope:

This International Standard specifies a reader's format for multimedia e-publishing employed for e-book data interchange among publishers and readers, satisfying a number of readers' requirements such as being non-revisable, equipment-adaptive and application-adaptive.

NOTE This International Standard does not address the following issues:

• elements necessary for final print reproduction only;

• rendering issues related to physical devices;

• metadata issues for document management;

• security issues such as DRM for document.