Table of Contents

Principle 1: Content must be perceivable.

• Guideline 1.1 Provide text alternatives for all non-text content.
  • 1.1 Level 1 Success Criteria1: Text-alternatives are explicitly associated with non-text content and one of the following is true:
    • Text alternatives for non-text content that provides functionality
    • Text alternatives for non-text content that conveys information
    • Text alternatives for non-text content that creates a specific sensory experience [music without words]
    • Text alternatives for non-text content that creates a specific sensory experience [visual art]
    • Text alternatives and non-text content that does not provide functionality or convey information
  • 1.1 L3 Success Criteria1: For multimedia content, a text document (similar to a play script) is provided that includes descriptions of all important visual information as well as transcripts of dialogue and other important sounds.
    • Text documents that provide descriptions of important visual information and transcripts of important auditory information
• Guideline 1.2 Provide synchronized media equivalents for time-dependent presentations.
  • 1.2 Level 1 Success Criteria1: An audio description of visual events is provided for audio-visual media.
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  • 1.2 Level 1 Success Criteria1: Captions are provided for all significant dialogue and sounds in time-dependent material.
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Principle 2: Interface elements in the content must be operable.

• Guideline 2.1 Make all functionality operable via a keyboard or a keyboard interface.
  • 2.1 Level 1 Success Criteria1: All of the functionality of the content, where the functionality or its outcome can be described in a sentence, is operable through a keyboard or keyboard interface.
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  • 2.1 Level 1 Success Criteria1: All functionality of the content is designed to be operated through a keyboard or keyboard interface.
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Principle 3: Content and controls must be understandable.

• Guideline 3.1 Ensure that the meaning of content can be determined.
  • 3.1 Level 1 Success Criteria1: The natural language of the document as a whole can be identified by automated tools.
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  • 3.1 Level 1 Success Criteria1: The meaning of abbreviations and acronyms can be programmatically located.
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Principle 4: Content must be robust enough to work with current and future technologies.

• Guideline 4.1 Use technologies according to specification.
  • 4.1 Level 1 Success Criteria1: Except where the site has documented that a specification was violated for backward compatibility or compatibility with assistive technology, the technology has:
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  • 4.1 Level 1 Success Criteria1: Technologies are used according to specification without exception.
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Appendix

• Appendix: References