10.B, 1.3.1-heading-determinable

Test Name	Test ID	Test Condition
1.3.1-heading-determinable	10.B	Each programmatically determinable heading is a visual heading and each visual heading is programmatically determinable.

If ALL the following are TRUE, the content PASSES:

Each programmatically determinable heading is serving as a visual heading on the page,
AND
Each visual heading is programmatically defined.

Interactive Samples

If it looks like a heading, it must programmatically be a heading. If is programmatically a heading, it must be functioning as a heading (cannot use a heading format for style).
Check if frames or iframes contain headings.