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5. Guidelines








 (d) Sensory:  If  non-text  content  is  primarily  intended  to  create  a  specific  sensory   presented to users, then it is implemented in a way that it can be ignored by assistive   Statement: Captions are provided for all pre-recorded audio                                                                   Statement: Captions are provided for all live audio content                                                                                           Government organisation a

 experience, then text alternatives at least provide descriptive identification of the non-text   technology (by using blank alt attribute).                        content in synchronised media, except when the media is a                                                                                             in synchronised media.                                                                                                                                Developer action: Develop
                   https://www.w3.org/WAI/WC
 content;    Reference: WCAG 2.1 - 1.1.1AG21/Understanding/non-text-content.html                                                                                                                                                                                                                                                                                                                                                                                               visual or auditory format
 (e) CAPTCHA:  If  the  purpose  of  non-text  content  is  to  confirm  that  content  is  being   Evaluator action: The evaluator will test it manually and by using the accessibility extension to   media alternative for text and is clearly labelled as such                                                                                                                                                                                                              when the content is read
                                                                                                                                                                                                                                                                                                                         Benefits: Enables people who are deaf or hard of hearing to watch real-time presentations.
 accessed by a person rather than a computer, then text alternatives that identify and   browser/ accessibility plug-in/web accessibility tool to check the conformity of this checkpoint.                                                                                                                               Government organisation action: The government organisation must provide captions for live                                                            sheet provided by the aut
 describe the purpose of the non-text content are provided and alternative forms of                                                                                Benefit: This enables people who are deaf or hard of hearing to watch synchronised media                                                               audio content.                                                                                                                                        the required fields are di
 CAPTCHA using output modes for different types of sensory perception are provided to   Statement: For pre-recorded audio-only and pre-recorded                    presentations.                                                                                                                                        Developer action: Provide provision to publish captions                                                                                               (*). The instructions for
 accommodate different disabilities; and  video-only media, the following are true, except when the audio                                                          Government organisation action: The government organisations must create captions to provide                                                          Reference: WCAG 2.1 - 1.2.4                                                                                                                           and marked with an asteri
 (f) Decoration, Formatting, Invisible: If non-text content is pure decoration, is used only for                                                                   the part of the content available via the audio track. Captions not only include dialogue but identify                                                                                                                                                                                                      Reference: WCAG 2.1 - 1.3

 visual formatting, or is not presented to users, then it is implemented in a way that it can be   or video is a media alternative for text and is clearly         who is speaking and include non-speech information conveyed through sound, including                                                                  Evaluator action: The evaluator will test it manually to check the conformity of this checkpoint.                                                     Evaluator action: The eva
 ignored by assistive technology.  labelled as such:                                                   5.2.2                                                       meaningful sound effects.                                                                                                                                                                                                                                                                                   browser/accessibility plu
 Benefit: Conformity makes information conveyed by non-text content accessible through the use                                                                      Developer action: Ensure that the captions are available with audio content.                                                                          Statement: Audio description is provided for all                                                                                                      of this checkpoint.

 of a text alternative. For example, a person who cannot see a picture can have the text alternative                                                               Reference: WCAG 2.1 - 1.2.2                                                                                                                           pre-recorded video content in synchronised media.
                   (a) Pre-recorded Audio-only: An alternative for time-based media is provided that
 read aloud using synthesised speech. A person who cannot hear an audio file can have the text                                                                      Evaluator action: The evaluator will test the it manually to check the conformity of this checkpoint.                                                                                                                                                                                                       Statement: When the seque
                   presents equivalent information for pre-recorded audio-only content; and
 alternative displayed so that he or she can read it.
                   (b) Pre-recorded Video-only: Either an alternative for time-based media or an audio track                                                                                                                                                                                                             Benefits: Provides people who are blind or visually impaired access to the visual information in a                                                     affects its meaning, a co
 Government organisation action: A meaningful explanatory text equivalent must be specified for                                                                     Statement: An alternative for time-based media or audio
                   is provided that presents equivalent information for pre-recorded video-only content.                                                                                                                                                                                                                 synchronised media presentation. During existing pauses in dialogue, audio description provides
 images and other non-text content. The description should summarise the content or purpose of                                                                     description of the pre-recorded video content is provided                                                                                             information about actions, characters, scene changes and on-screen text that are important and                                                        programmatically determin

 the image. For example, to use the description ‘Picture’ to explain a graphic does not serve any
 he Success criteria under this section have been adopted   purpose.   Benefit: The intent of this Success Criterion is to make information conveyed by pre-recorded   for synchronised media, except when the media is a                                                                                                 are not described or spoken in the main soundtrack.                                                                                                   Benefits: This helps peopl

 from W3C Web content accessibility guidelines   Developer action: For images text equivalent can be provided by using the ALT attribute. The ALT   audio-only and pre-recorded video-only content available to all users. Alternatives for time-based   media alternative for text and is clearly labelled as such.     Government organisation action: Provide Audio description of pre-recorded video content                                                               meaning evident in the se
                                                                                                                                                                                                                                                                                                                         Developer action: Provide provision to publish audio description
             media that are text based make information accessible because text can be rendered through any
 (https://www.w3.org/TR/WCAG21/). Developers are advised   text for an image is displayed before the image is fully downloaded. It is the main source of image   sensory modality (for example, visual, auditory or tactile) to match the needs of the user.                                                             Reference: WCAG 2.1 - 1.2.5                                                                                                                           when the content is prese
 information for users of text-only browsers, users of browsers with graphics turned off and users                                                                 Benefit: provides people who are blind or visually impaired access to the visual information in a                                                                                                                                                                                                            the CSS is turned off or
 to refer to the W3C website for the complete description   Government organisation action:  Create  the  alternate  for  time-based  media,  i.e,  transcript  in                                                                                                                                                       Evaluator action: The evaluator will test it manually a check the conformity of this checkpoint.
 who are sight impaired. The following situations are exceptions:                                                                                                  synchronised media presentation                                                                                                                                                                                                                                                                             Government organisation a
 and techniques to meet the success criteria.  (a)   If the non-text content is a control or accepts input e.g., a submit button then it must   case audio only and transcript or audio track in case of video only content. Captions are not
             needed when the synchronised media is, itself, an alternate presentation of information that is also                                                  Government organisation action: The government organisations must provide audio description                                                           Statement: Information, structure and relationships                                                                                                   Developer action: Provide
 have a name describing the purpose of the control;                                                                                                                of the video content. The audio description augments the audio portion of the presentation with                                                                                                                                                                                                             Note: Developers must kee
             presented via text on the Web page                                                                                                                                                                                                                                                                          conveyed through presentation can be programmatically
 Statement: All non-text content that is presented to the user has a   (b)   If the non-text content is time-based media (audio/video) then the text equivalent   Developer action: Make provision to provide alternatives for time-based media.   the information needed when the video portion is not available. Alternatively, all of the information                                                                                                                       its meaning. Two independ
 provides a descriptive identification of the same;                                                                                                                 in the synchronised media (both visual and auditory) may be provided in text form. If all of the                                                      determined or are available in text.                                                                                                                  any sequence without affe
                  https://www.w3.org/WAI/WCAG21/Understanding/audio-only-and-video-only-prerecorded.html
 text alternative that serves the equivalent purpose, except   (c)   If non-text content is a test or exercise that would be invalid if presented in text, then   Reference: WCAG 2.1 - 1.2.1  information  in the  video track  is  already provided  in  the  audio  track, no  audio  description  is                                                                                                                                                                       may be placed in any sequ
 for the situations listed below:  text alternatives at least provide descriptive identification of the non-text content;      Evaluator action: The evaluator will test it manually to check the conformity of this checkpoint.   necessary.                                                                             Benefits: Sighted users perceive structure and relationships through various visual cues present                                                       sequence. Tables and orde

 (d)   If non-text content is primarily intended to create a specific sensory experience,                                                                           Developer action: Developer must provide provision for publishing the alternative for time-based                                                      on a page (page headings are in a larger and bold font; list items are preceded by a bullet; form                                                     be clear that providing a

 (a) Controls, Input: If non-text content is a control or accepts user input, then it has a name   then text alternatives at least provide descriptive identification of the non-text content;  media or audio description of the pre-recorded video content                                                              fields may be positioned as groups that share text labels; a different background colour may be                                                        be more than one order th
 that describes its purpose (Refer to Success Criterion 4.1.2 for additional requirements for   (e)   CAPTCHA: If the purpose of non-text content is to confirm that content is being   Reference: WCAG 2.1 - 1.2.3                                                                                                       used to indicate related items and so on). However, visually challenged users cannot take                                                             Reference: WCAG 2.1 - 1.3
 controls and content that accepts user input);  accessed by a person rather than a computer, then text alternatives that identify and                             Evaluator action: The evaluator will test the it manually to check the conformity of this checkpoint.                                                 advantage of these cues. It must be ensured that these information and relationships are                                                              Evaluator action: The eva
 (b) Time-Based Media: If non-text content is time-based media, then text alternatives at   describe the purpose of the non-text content are provided and alternative forms of                                                                                                                                           preserved even when the presentation format changes. (For example, when the content is read by                                                        browser/accessibility plu

 least  provide  descriptive  identification  of  the  non-text  content  (Refer  to  Guideline  1.2  for   CAPTCHA using output modes for different types of sensory perception are provided to                                                                                                                          a screen reader or CSS is turned off or replaced).                                                                                                    of this checkpoint.
 additional requirements for media);  accommodate different disabilities; and
 (f)   If non-text content is pure decoration, is used only for visual formatting, or is not


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