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Must use HTML semantic markup. Example: <ul><li>Grain-fed bats</li></ul>

Tables

Required

  • Table headers MUST be designated with <th>.Headers must use <th>
  • Data table header text MUST accurately must describe the category of the corresponding data cells.
  • Table data Data cells MUST must be associated with their corresponding header cells.
  • Table data Data group headers MUST must be associated with their corresponding data cell groups.
  • Header/data associations that cannot be designated with can't use <th> and scope MUST be designated must use with headers plus id
  • Data table headers and data associations MUST NOT must not be referenced across nested, merged, or separate tables.
  • Layout tables MUST NOT must not contain data table markup.

Non-required / best practice

  • Tabular data SHOULD be represented in a <table>should use HTML table semantics.
  • Data tables SHOULD should have a programmatically-an associated caption or name .The name/caption of a data table SHOULD describe the identity or purpose of the that describes table accurately, meaningfully, and succinctly.The name/caption of each data table SHOULD be unique within the context of other tables on the same page.
  • A Provide a data table summary , if provided, SHOULD make the table more understandable to to make it easier for screen reader users.
  • Don't use tables for Tables SHOULD NOT be used for the purpose of purely visual ( non-data ) page layout.

iFrames

Required

  • iframes that convey content to users MUST have a non-empty title attribute.
  • The iframe title MUST be accurate and descriptive.
  • Frames MUST have a unique title (in the context of the page).
  • The source page of an iframe MUST have a valid, meaningful <title>.

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