1.2.9: Audio-only (Live) [AAA]

Description Sufficient Techniques Advisory Techniques Failures Notes

Description

An alternative for time-based media that presents equivalent information for live audio-only content is provided.

Sufficient Techniques

Sufficient Techniques for Success Criterion 1.2.9

Note: Other techniques may also be sufficient if they meet the success criterion. See Understanding Techniques.

• G151: Providing a link to a text transcript of a prepared statement or script if the script is followed
• G150: Providing text based alternatives for live audio-only content
• G157: Incorporating a live audio captioning service into a Web page

Advisory Techniques

Advisory Techniques for Success Criterion 1.3.1

• C22: Using CSS to control visual presentation of text
• G162: Positioning labels to maximize predictability of relationships
• ARIA1: Using the aria-describedby property to provide a descriptive label for user interface controls
• ARIA2: Identifying a required field with the aria-required property
• G141: Organizing a page using headings

Failures

Failures for Success Criterion 1.3.1

• F2: Failure of Success Criterion 1.3.1 due to using changes in text presentation to convey information without using the appropriate markup or text
• F33: Failure of Success Criterion 1.3.1 and 1.3.2 due to using white space characters to create multiple columns in plain text content
• F34: Failure of Success Criterion 1.3.1 and 1.3.2 due to using white space characters to format tables in plain text content
• F42: Failure of Success Criteria 1.3.1, 2.1.1, 2.1.3, or 4.1.2 when emulating links
• F43: Failure of Success Criterion 1.3.1 due to using structural markup in a way that does not represent relationships in the content
• F46: Failure of Success Criterion 1.3.1 due to using th elements, layout tables
• F48: Failure of Success Criterion 1.3.1 due to using the pre element to markup tabular information
• F87: Failure of Success Criterion 1.3.1 due to inserting non-decorative content by using ::before and ::after pseudo-elements and the 'content' property in CSS
• F90: Failure of Success Criterion 1.3.1 for incorrectly associating table headers and content via the headers and id attributes
• F91: Failure of Success Criterion 1.3.1 for not correctly marking up table headers
• F92: Failure of Success Criterion 1.3.1 due to the use of role presentation on content which conveys semantic information

Notes