W3 Accessibility Guidelines Original
Section Headings
Section headings are used to organize the content. (Level AAA)
Note 1: "Heading" is used in its general sense and includes titles and other ways to add a heading to different types of content.
Note 2: This success criterion covers sections within writing, not user interface components. User Interface components are covered under Success Criterion 4.1.2.
W3 Accessibility Guidelines alt1
2.4.10 Section Headings: Section headings organize the words and images on a webpage. (Level AAA)
Note 1: "Headings" include titles and subtitles.
Note 2: This success criterion covers words and images, but not user interface components such as form fields, menus and checkboxes. Success Criterion 4.1.2 covers those.