List of all API IDs associated with Siteimprove accessibility checks

Modified on: Fri, 8 Oct, 2021 at 4:54 PM

Siteimprove API calls are available for our old accessibility product and Accessibility NextGen. These can be found in the A11YNextGen section of the Siteimprove API documentation.

Find out more about the Siteimprove API on the Siteimprove Developers site

Below you can find the list of API IDs associated with Siteimprove accessibility checks.

Old Accessibility Check IDs

API IDCategoryTitle
11.1.1Image with no alt attribute
21.1.1Image map without reference
41.1.1"Area" element is missing alternative text
91.1.1Image button has no description
171.1.1Page element has no description
181.1.1Applet is missing an alternative
241.1.1Alternative text for image is identical to link text
261.1.1Alternative text for the image is a file name
451.1.1"Longdesc" attribute does not link to existing resource 
461.1.1The image does not have the correct alternative
771.1.1Should image be marked as decorative?
911.1.1Adjacent links used for same destination
1031.1.1"Aria-labelled by" has incorrect (ID) reference
1111.1.1WAI-ARIA image is missing alternative text
1121.1.1Image marked as decorative but has "aria-described by" attribute
1161.1.1Redundant WAI-ARIA labels
1261.1.1Image alternatives don't match
1321.1.1Does the "aria-label" attribute accurately describe the element?
1351.1.1Does the "aria-labelled by" attribute accurately describe the element?
791.2.1Does video/audio have an alternative?
791.2.2Is multimedia content captioned?
171.2.3Page element has no description
791.2.3Does multimedia content have an alternative?
791.2.4Is live multimedia content captioned?
791.2.5Does multimedia content have audio description?
791.2.6Does multimedia content have Sign Language Interpretation?
791.2.7Does multimedia content have Extended Audio Description?
171.2.8Page element has no description
791.2.8Does multimedia content/video have an alternative?
791.2.9Does live audio have an alternative?
31.3.1Reference to non-existent image map
61.3.1Input field has no description
71.3.1Text area has no description
81.3.1Select box has no description
161.3.1Heading is missing text
211.3.1Form elements are not grouped
281.3.1"Font" tag used to format text 
291.3.1"Marquee" tag is used  
301.3.1"Bold" tag used to format text
311.3.1"i" tag used to format text
321.3.1"Blink" tag is used
331.3.1Element ID is not unique
341.3.1Access key is not unique
351.3.1Label is not connected to a form control
361.3.1Cell references non-existent table heading ID
371.3.1Local link destination does not exist
401.3.1"Center" tag used to format content
411.3.1Form control label is missing text
421.3.1"Small" tag used to alter text size
431.3.1"Big" tag used to alter text size
471.3.1Should the table have a description?
511.3.1"u" tag used to format text
551.3.1Can options logically be grouped together?
561.3.1Does the table have clearly defined headers?
581.3.1HTML is used to format content
601.3.1"s" or "strike" tags used to format text
611.3.1"spacer" tag used to format content
621.3.1"tt" tag used to format text
891.3.1No top-level heading on the page
901.3.1No headings on page
951.3.1Is the "small" tag correctly used?
1021.3.1"Aria-describedby" has incorrect (ID) reference
1031.3.1"Aria-labelledby" has incorrect (ID) reference
1071.3.1Landmarks with identical names
1081.3.1Could a standard landmark be used?
1091.3.1Generic landmarks are not named
1101.3.1Are landmarks appropriately applied?
1131.3.1Non-distinguishable landmarks
1221.3.1WAI-ARIA group is missing a name
1271.3.1Content not included in landmarks
1301.3.1Do "aria-described by" attributes provide additional information?
1331.3.1Does the "aria-labelled by" attribute accurately describe the landmark?
1341.3.1Does the "aria-labelled by" attribute accurately describe the interface control?
381.4.1Link identified only by color
801.4.2Are there options to control audio that auto-plays?
191.4.3Colour contrast is insufficient
811.4.5Is the image free of text?
201.4.6Colour contrast is insufficient
791.4.7Is foreground audio clearly distinguishable from background audio?
482.2.1Use of automatic redirect after a time delay
492.2.1Use of automatic refresh after a time delay
822.2.1Provide enough time
322.2.2"Blink" tag is used
502.2.2Do not use 'blink' without the option to stop it
482.2.4Use of automatic redirect after a time delay
782.4.1No option to skip repeated content
152.4.10Headings are not nested properly
162.4.10Heading is missing text
882.4.10Structure headings
892.4.10No top-level heading on the page
902.4.10No headings on page
102.4.2Web-page has multiple title elements or no title element
112.4.2Web-page title is missing text
752.4.3Is the tabbing sequence logical?
42.4.4"Area" element is missing alternative text
52.4.4Image link is missing alternative text
272.4.4Link text is too generic in its current context
392.4.4Link text used for multiple different destinations
1032.4.4"Aria-labelled by" has incorrect (ID) reference
1142.4.4Does the "aria-label" accurately describe the link?
1152.4.4Descriptive 'aria-labelled by' on link
1242.4.4Should adjacent links be combined?
1252.4.4Do identical link texts link to the same destination?
532.4.5Navigational link not located in document "head"
412.4.6Form control label is missing text
632.4.7Element not highlighted on focus
532.4.8Navigational link not located in document "head"
42.4.9"Area" element is missing alternative text
392.4.9Link text used for multiple different destinations
442.4.9Link text is too generic
543.1.1Language of page has not been set
723.1.2Language declaration is invalid
523.2.2Missing button in form
593.2.2Provide a button for 'select box'  
483.2.5Use of automatic redirect after a time delay
743.2.5Re-direct occurs in browser
1173.3.1WAI-ARIA alert is present when page loads
1183.3.1Aria-atomic="true" missing on error container
1283.3.1WAI-ARIA validation error is present when page loads 
63.3.2Input field has no description
73.3.2Text area has no description
83.3.2Select box has no description
213.3.2Form elements are not grouped
233.3.2Field label is not visible
1023.3.2"Aria-described by" has incorrect (ID) reference
1033.3.2"Aria-labelled by" has incorrect (ID) reference
1223.3.2WAI-ARIA group is missing a name
1173.3.3WAI-ARIA alert is present when page loads
334.1.1Element ID is not unique
64.1.2Input field has no description
74.1.2Text area has no description
84.1.2Select box has no description
124.1.2Frame is missing a description
134.1.2iFrame is missing a title
414.1.2Form control label is missing text
1014.1.2Invalid WAI-ARIA role, state or property
1034.1.2"Aria-labelled by" has incorrect (ID) reference
1204.1.2Missing required WAI-ARIA states or properties
1214.1.2Do WAI-ARIA roles match the functionality of the element?
1294.1.2Redundant WAI-ARIA attribute
1314.1.2Does the "aria-label" attribute accurately describe the interface control?

NextGen Accessibility Check IDs

Rule IdCategoryIssues
21.1.1Image without a text alternative
671.1.1Decorative image is exposed to assistive technologies
281.1.1Image button without a text alternative
391.1.1Image file name is not an appropriate text alternative
431.1.1Vector image without a text alternative
631.1.1Object without a text alternative
301.2.1Audio without a transcript
351.2.1Visual-only video without an accessible alternative
271.2.2 Video without captions
381.2.3Video with no alternative to the visual content
371.2.5Video is not audio-described
641.3.1Empty heading tags
421.3.1Role not inside the required context
461.3.1No data cells assigned to table header
641.3.1Empty heading tags
681.3.1Container element is empty
171.3.1Hidden element has focusable content
451.3.1Table headers aren't referenced correctly
441.3.4Page orientation is locked
101.3.5Autocomplete does not work as intended 
621.4.1Are links clearly identifiable?
501.4.2Audio plays automatically and can't be switched off
691.4.3Color contrast is not sufficient
691.4.3Is there sufficient contrast between the text and background?
471.4.4Page zoom is restricted
831.4.4Text is clipped when zoomed in
731.4.8Line height is below minimum value
741.4.8Font size is fixed
801.4.8Line height is fixed
711.4.8Uneven spacing in text
731.4.8Line height is below minimum value
741.4.8Font size is fixed
801.4.8Line height is fixed
471.4.10Page zoom is restricted
842.1.1Scrollable element is not keyboard accessible
92.2.1 Page refreshes or redirects without warning 
12.2.4Page has no title
112.4.2 Link without a text alternative
812.4.4Do these links (in the same context) go to the same page?
112.4.4Link without a text alternative
812.4.4Links in the same context with the same text alternative
652.4.7Is it clear which page element has focus from the keyboard?
652.4.7Keyboard focus indicator is missing
112.4.9 Link without a text alternative
412.4.9 Are these links identical?
412.4.9 Links on the same page with the same text alternative
592.4.10Page has no headings
142.5.3Visible label and accessible name do not match
43.1.1Page language has not been identified
53.1.1Page language not recognized
63.1.1Page language tags don't match
73.1.2Content language not recognized
93.2.5Page refreshes or redirects without warning 
34.1.1Element IDs are not unique
84.1.2 Form field is not labeled
114.1.2 Link without a text alternative
134.1.2 Inline frame without a text alternative
84.1.2 Form field is not labeled
124.1.2 Button without a text alternative
164.1.2 Required ARIA attribute is missing
214.1.2 Invalid role
154.1.2 Multiple inline frames with the same text alternative
174.1.2 Hidden element has focusable content
284.1.2 Image button without a text alternative
40WAI-ARIAPage region without an accessible name
57WAI-ARIAText not included in an ARIA landmark
18WAI-ARIAState or property not supported
19WAI-ARIAInvalid state or property
20WAI-ARIAARIA attribute does not exist
57WAI-ARIAText not included in an ARIA landmark
53Accessibility best practicesHeadings are not structured
72Accessibility best practicesText in all caps
87Accessibility best practicesIs it possible to skip straight to the main content?
53Accessibility best practicesHeadings are not structured
72Accessibility best practicesText in all caps
75Accessibility best practicesFont size is too small
85Accessibility best practicesOveruse of italics
86Accessibility best practicesDecorative element is exposed to assistive technologies