Structural, multi-level index, typically used for capturing a back-of-the-standard or similar index that is already present in a standard being converted to this Tag Set, although it may also be used for indexes generated from index terms set within the text of the standards document.
The following, in order:
<index-title-group> Index Title Group, zero or one
Any combination of:
Paragraph-level Display Elements
Standards Note and Example Elements
Lists
Math Elements
Related Material Elements
One or more of any of: