List 196; Code 94: When certification done by an official and independent organization.

Or

List 196; Code 95: When certification is done by a trusted third party, such as the EPUB creator or distributor.

Or

List 196; Code 96: When the publisher has self-certified the product.

dcterms:conformsTo with the text string
EPUB Accessibility 1.1 - WCAG 2.0 Level AA

List 196; Code 04: EPUB Accessibility Specification 1.1

List 196; Code 80: WCAG v2.0

List 196; Code 85: WCAG level AA

**From EPUB: Transcribe contents of dcterms:conformsTofield.

**From ONIX: Concatenate headings from each ONIX code separated by two dashes.

532 8# $aEpub Accessibility Specification 1.1--WCAG v2.0--WCAG level AA

dcterms:conformsTo with the text string
EPUB Accessibility 1.1 - WCAG 2.0 Level AAA

List 196; Code 04: EPUB Accessibility Specification 1.1

List 196; Code 80: WCAG v2.0

List 196; Code 86: WCAG level AAA

**From EPUB: Transcribe contents of dcterms:conformsTofield.

**From ONIX: Concatenate headings from each ONIX code separated by two dashes.

532 8# $aEpub Accessibility Specification 1.1--WCAG v2.0--WCAG level AAA.

dcterms:conformsTo with the text string
EPUB Accessibility 1.1 - WCAG 2.1 Level A

List 196; Code 04: EPUB Accessibility Specification 1.1

List 196; Code 81: WCAG v2.1

List 196; Code 84: WCAG level A

**From EPUB: Transcribe contents of dcterms:conformsTofield.

**From ONIX: Concatenate headings from each ONIX code separated by two dashes.

532 8# $aEpub Accessibility Specification 1.1--WCAG v2.1--WCAG level A.

dcterms:conformsTo with the text string
EPUB Accessibility 1.1 - WCAG 2.1 Level AA

List 196; Code 04: EPUB Accessibility Specification 1.1

List 196; Code 81: WCAG v2.1

List 196; Code 85: WCAG level AA

**From EPUB: Transcribe contents of dcterms:conformsTofield.

**From ONIX: Concatenate headings from each ONIX code separated by two dashes.

532 8# $aEpub Accessibility Specification 1.1--WCAG v2.1--WCAG level AA.

dcterms:conformsTo with the text string
EPUB Accessibility 1.1 - WCAG 2.1 Level AAA

List 196; Code 04: EPUB Accessibility Specification 1.1

List 196; Code 81: WCAG v2.1

List 196; Code 86: WCAG level AAA

**From EPUB: Transcribe contents of dcterms:conformsTofield.

**From ONIX: Concatenate headings from each ONIX code separated by two dashes.

532 8# $aEpub Accessibility Specification 1.1--WCAG v2.1--WCAG level AAA.

dcterms:conformsTo with the text string
EPUB Accessibility 1.1 - WCAG 2.2 Level A

List 196; Code 04: EPUB Accessibility Specification 1.1

List 196; Code 82: WCAG v2.2

List 196; Code 84: WCAG level A

**From EPUB: Transcribe contents of dcterms:conformsTofield.

**From ONIX: Concatenate headings from each ONIX code separated by two dashes.

532 8# $aEpub Accessibility Specification 1.1--WCAG v2.2--WCAG level A.

dcterms:conformsTo with the text string
EPUB Accessibility 1.1 - WCAG 2.2 Level AA

List 196; Code 04: EPUB Accessibility Specification 1.1

List 196; Code 82: WCAG v2.2

List 196; Code 85: WCAG level AA

**From EPUB: Transcribe contents of dcterms:conformsTofield.

**From ONIX: Concatenate headings from each ONIX code separated by two dashes.

532 8# $aEpub Accessibility Specification 1.1--WCAG v2.2--WCAG level AA.

dcterms:conformsTo with the text string
EPUB Accessibility 1.1 - WCAG 2.2 Level AAA

List 196; Code 04: EPUB Accessibility Specification 1.1

List 196; Code 82: WCAG v2.2

List 196; Code 86: WCAG level AAA

**From EPUB: Transcribe contents of dcterms:conformsTofield.

**From ONIX: Concatenate headings from each ONIX code separated by two dashes.

532 8# $aEpub Accessibility Specification 1.1--WCAG v2.2--WCAG level AAA.

List 196; Code 03: EPUB Accessibility Specification 1.0

along with

List 196; Code 86: WCAG level AAA

a11y:exemption with the text string
eaa-microenterprise

List 196; Code 75: EAA exception 1 - Micro-enterprises

a11y:exemption with the text string
eaa-disproportionate-burden

List 196; Code 76: EAA exception 2 - Disproportionate burden

a11y:exemption with the text string
eaa-fundamental-alteration

List 196; Code 77: EAA exception 3 - Fundamental alteration

341 0# $avisual$balternativeText$2sapdv

*The schema and ONIX terms are not wholly equivalent. Verify that the feature is providing alt text descriptions of still images.

Resource includes ARIA roles to organize and improve the structure and navigation.

The use of this value corresponds to the inclusion of Document Structure, Landmark, Live Region, and Window roles [[WAI-ARIA]].

ARIA

List 196; Code 30: ARIA roles provided

List 175; Code V215: Audio description of video

List 21; Code BRL: Braille edition

or

List 175; Code E146: BRF(Braille-ready file) Electronic Braille file

In MARC21 print braille resources are described as tactile materials and resources in electronic braille format are described as computer files, but for resources providing alternative braille access:

For electronic resources enhanced with braille alternatives:

341 0# $atext$ebraille$2sapdv

and

**Use a 532 note to provide information on how the braille alternative is provided (print braille, electronic braille, etc.)

For print resources enhanced with braille:

341 0# $atextonVisual$ebraille$2sapdv

and

**Use a 532 note to provide information on how the braille alternative is provided (print braille, electronic braille, etc.)

List 196; Code 18: Accessible chemistry content (as ChemML)

along with

List 81; Code 47: Chemical content

341 0# $atextual$bChemML$2sapdv

and

532 1# $aChemical equations and formulas are encoded in ChemML.

List 175; Code V210: Closed captions

along with

List 175; Code V214: Textual description of audio

List 196; Code 53: Described math content

along with

List 81; Code 48: Mathematical content

fullRubyAnnotations

List 196; Code 27: Use of high contrast between foreground and background audio

List 196; Code 37: Use of ultra-high contrast between text foreground and background

341 0# $atextual$bhighContrastDisplay$2sapdv

or

341 0# $atextOnVisual$chighContrastDisplay$2sapdv

List 196; Code 26: Use of high contrast between text and background color

horizontalWriting

List 21; Code LTE: Large type / large print edition

and

List 21; Code ULP: Ultra large print edition

List 196; Code 35: Accessible math content (as LaTeX)

should be used with

List 81; Code 48: Mathematical content

341 0# $atextual$blatex$2sapdv

and

532 1# $aMathematical equations and formulas are encoded in latex.

latex-chemistry

List 196; Code 54: Accessible chemistry content (as LaTeX)

along with

List 81; Code 47: Chemical content

341 0# $atextual$blatex$2sapdv

and

532 1# $aChemical equations and formulas are encoded in latex.

List 196; Code 15: Full alternative descriptions

List 196; Code 16: Visualised data also available as non-graphical data

• 341 0# $avisual$blongDescription$2sapdv
• 341 0# $achartOnVisual$blongDescription$2sapdv
• 341 0# $achemOnVisual$blongDescription$2sapdv
• 341 0# $adiagramOnVisual$blongDescription$2sapdv
• 341 0# $amathOnVisual$blongDescription$2sapdv

341 0# $atextual$bMathML$2sapdv

and

532 1# $aMathematical equations and formulas are encoded in MathML.

MathML-chemistry

List 196; Code 34: Accessible chemistry content (as MathML)

along with

List 81; Code 47: Chemical content

341 0# $atextual$bMathML-chemistry$2sapdv

and

532 1# $aChemical equations and formulas are encoded in MathML.

Indicates that the resource does not contain any accessibility features.

The none value must not be set with any other feature value.

List 196; Code 09: Inaccessible, or known limited accessibility

List 175; Code V211: Open captions

along with

List 175; Code V214: Textual description of audio

The resource includes static page markers, such as those identified by the doc-pagebreak role [[DPUB-ARIA-1.1]].

This value is most commonly used with ebooks for which there is a statically paginated equivalent, such as a print edition, but it is not required that the page markers correspond to another work. The markers may exist solely to facilitate navigation in purely digital works.

pageBreakMarkers
(formerly printPageNumbers)

List 196; Code 19: Print-equivalent page numbering (Source: print book)

Provides a unique identifier for the source of the page break markers in an EPUB publication.

pageBreakSource

value of none indicates digital-only edition

List 51; Code 13: Print-equivalent page numbering points from the digital publication to the physical version.

or

List 51; Code 27: Electronic version available points from the physical version to the digital publication.

341 0# $atextual$bpageBreakSource$2sapdv

and

532 8# $aPage break source: [insert unique identifier]

The resource includes a means of navigating to static page break locations.

The most common way of providing page navigation in digital publications is through a page list. The EPUB page-list navigation feature [[EPUB-33]] and the pagelist role [[DPUB-ARIA-1.1]] are two examples.

pageNavigation

List 196; Code 41: Page list navigation

List 175; Code V213: Sign language interpretation

List 196; Code 29: Next / Previous structural navigation

341 0# $atextual$dsynchronizedAudioText$2sapdv

and/or

341 0# $aauditory$bsynchronizedAudioText$2sapdv

List 196; Code 05: PDF/UA

List 196; Code 06: PDF/UA-2

• [1] When used with creative works such as books, indicates that the resource includes tactile graphics.
• [2] When used to describe an image resource or physical object, indicates that the resource is a tactile graphic.

• Use case [1] If tactile alternatives to printed graphics in a print resource are provided:

  341 0# $avisual$etactileGraphic$2sapdv

  and

  532 1# $a[Include a note describing how the tactile graphic is provided.]

• Use case [2] (When used to describe an image resource or physical object, indicates that the resource is a tactile graphic):

  In MARC 21 physical tactile graphics are described as tactile resources.

  If the resource can generate a tactile image from a resource file, describe how the tactile graphic is provided in a 532 note.

• [1] When used with creative works such as books, indicates that the resource includes models to generate tactile 3D objects.
• [2] When used to describe a physical object, indicates that the resource is a tactile 3D object.

• Use case [1] (When used with creative works such as books, indicates that the resource includes models to generate tactile 3D objects): 532 1# $aIncludes models to generate tactile 3D objects.
• Use case [2] (When used to describe a physical object, indicates that the resource is a tactile 3D object): In MARC 21 tactile objects are described as tactile three-dimensional forms.

341 0# $aauditory$dtimingControl$2sapdv

or

341 0# $avisual$ctimingControl$2sapdv

**Do not use to describe audiovisual resources that allow users to adjust playback speed. Use a 532 note if you wish to record this feature.

List 175; Code V212: Transcript

If the transcript is provided as a textual file: 341 0# $aauditory$btranscript$2sapdv

or

If the transcript is provided as an external print resource: 341 0# $aauditory$ctranscript$2sapdv

Indicates that the author has not yet checked if the resource contains accessibility features. This value is only intended as a placeholder until an accessibility review can be completed.

The unknown value must not be set with any other feature value.

unknown

List 196; Code 08: Unknown accessibility

List 144; Code 00: None

verticalWriting

withAdditionalWordSegmentation

withoutAdditionalWordSegmentation

ONIX: Where interactive content is included in the product, controls are provided (eg for speed, pause and resume, reset) and labelled to make their use clear.

List 196; Code 31: Accessible controls provided

List 196; Code 32: Landmark navigation

ONIX: For readers with color vision deficiency, use of color (eg in diagrams, graphs and charts, in prompts or on buttons inviting a response) is not the sole means of graphical distinction or of conveying information.

See related value Color Dependent

List 196; Code 25: Use of color is not sole means of conveying information

List 143; Code 13: WARNING – Flashing hazard

List 143; Code 14: No flashing hazard warning necessary

Indicates that it is unknown if any flashing hazards exist within the content.

The unknownFlashingHazard value must not be set when either of the flashing or noFlashingHazard values is set.

It should not be set when the none value is set.

It should not be set when the unknown value is set.

unknownFlashingHazard

List 143; Code 24: Flashing risk unknown

List 143; Code 17: WARNING – Motion simulation hazard

List 143; Code 18: No motion simulation hazard warning necessary

Indicates that it is unknown if any motion simulation hazards exist within the content.

The unknownMotionSimulation value must not be set when either of the motionSimulation or noMotionSimulationHazard values is set.

It should not be set when the none value is set.

It should not be set when the unknown value is set.

unknownMotionSimulationHazard

List 143; Code 26: Motion simulation unknown

List 143; Code 15: WARNING – Sound hazard List 175; Code A310: Sound effects Incidental sounds added to the audiobook narration (eg background environmental sounds). (may not correspond to a hazard)

List 143; Code 16: No sound hazard warning necessary

Indicates that it is unknown if any auditory hazards exist within the content.

The unknownSoundHazard value must not be set when either of the sound or noSoundHazard values is set.

It should not be set when the none value is set.

It should not be set when the unknown value is set.

unknownSoundHazard

List 143; Code 25: Sound risk unknown

List 143; Code 00: No known hazards or warnings

Use the most relevant ones and use 01 if unsure

• List 81; Code 01: Audiobook (for any audio recording of a reading of a book or other text)
• List 81; Code 02: Performance – spoken word
• List 81; Code 22: Additional audio content not part of main content
• List 81; Code 13: Other speech content
• List 81; Code 03: Music recording
• List 81; Code 04: Other audio
• List 81; Code 21: Partial performance – spoken word
• List 81; Code 23: Promotional audio for other book product

341 0# $achartOnVisual$2sapdv

or

341 0# $avisual$2sapdv and 532 8# $aResource contains charts encoded in visual form.

List 81; Code 47: Chemical content

341 0# $achemOnVisual$2sapdv

or

341 0# $avisual$2sapdv and 532 8# $aResource contains chemical equations encoded in visual form.

Indicates that the resource contains information encoded such that color perception is necessary.

See related value Use of Color.

341 0# $adiagramOnVisual$2sapdv

or

341 0#$avisual$2sapdv and 532 8# $aResource contains diagrams encoded in visual form.

List 81; Code 48: Mathematical content

341 0# $amathOnVisual$2sapdv

or

341 0# $avisual$2sapdv and 532 8# $aResource contains mathematical notations encoded in visual form.

List 81; Code 11: Musical notation

341 0# $amusicOnVisual$2sapdv

or

341 0# $avisual$2sapdv and 532 8# $aResource contains musical notations encoded in visual form.

List 81; Code 49: Images of text

341 0# $atextOnVisual$2sapdv

or

341 0# $avisual$2sapdv and 532 8# $aResource contains text encoded in visual form.

• List 81; Code 10 Text: (this is text as text)
• List 81; Code 16 Additional text not part of main content
• List 81; Code 17 Promotional text for other book product
• List 81; Code 45 Text within images

Use the most relevant code

• List 81; Code 06: Video
• List 81; Code 07: Still images / graphics
• List 81; Code 12: Maps and/or other cartographic content
• List 81; Code 18: Photographs, or
• List 81; Code 19: Figures, diagrams, charts, graphs
• List 81; Code 20: Additional images / graphics not part of main work
• List 81; Code 24: Animated / interactive illustrations
• List 81; Code 25: Narrative animation
• List 81; Code 26: Video recording of a reading
• List 81; Code 27: Performance – visual
• List 81; Code 28: Other video
• List 81; Code 44: Sequential art
• List 81; Code 46: Decorative images or graphics
• List 81; Code 50: Video content without audio

List 196; Code 51: All non-decorative content supports reading via pre-recorded audio

or

List 81; Code 01: Audiobook

or both combined

List 196; Code 51: All non-decorative content supports reading via pre-recorded audio

and

List 81; Code 01: Audiobook

List 196; Code 52: All non-decorative content supports reading without sight

textual, visual

or

visual, textual

List 196; Code 00: Accessibility Summary - contains a short explanatory summary of the accessibility of the product. Used when the summary includes information also conveyed using other ONIX codes.

Additionally

List 196; Code 92: Accessibility Addendum - contains a short addendum to the accessibility detail of the product. Used when the summary is for information not conveyed with other ONIX codes.