Table 335 – Standard structure types for paragraphlike elements

Structure Type

Description

H

(Heading) A label for a subdivision of a document’s content. It should be the first child of the division that it heads.

H1–H6

Headings with specific levels, for use in conforming writers that cannot hierarchically nest their sections and thus cannot determine the level of a heading from its level of nesting.

P

(Paragraph) A low-level division of text.