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Section 508 ICT Testing Baseline

Appendix B - Change Log

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Note: Minor punctuation, formatting and spelling changes not included.

Next Version, Date

Location of Change Description of Change
Multiple Baseline Tests Test Instructions: corrected outline numbering, added missing requirement mappings
3.1 Non-Interference Identify Content: added links to Baseline Tests
5. Changing Content Significant changes to this test to cover SC 4.1.2 more accurately. Name of test changed to 5. User Controls.
6. Images Limitations, Assumptions, Exceptions: Removed “Equivalent descriptions for an image within page text could allow an image to be considered decorative. However, this does not necessitate removal of any accessible text attributes from the image.”
6.1 Meaningful Image Instruction 2: removed mapping to 1.1.1 and 4.1.2
7. Sensory Characteristics Advisory: corrected first bullet to remove “must also provide textual cues”
7.3 Audible Cues New test added which maps to SC 1.1.1
10.1 Form Names Instruction 2: separated to 2 test instructions, added SC 1.1.1. New instruction 2 maps to SC 1.1.1 and new instruction 3 maps to SC 4.1.2
10.1, 10.2, 10.5 Identify Content: Added “that do not have visibility:hidden or display:none” after “Find all form components”.
10.5 Form has a Label Test Procedure name changed to “Form has a Visible Label” and instruction 1 edited to include “has visible label(s) or instructions while the form component has focus.”
10. Forms Test Procedure for Form Changes removed.
13. Content Structure Limitations, Assumptions, Exceptions: Added “A test for Visually Apparent Lists should not include navigation menus. While programmatic lists are often used to create navigation menus, menus may also be created using other techniques.”
13.4 Visually Apparent Lists Moved HTML code from Identify Content to Test Instructions, added description of visual list, added more detail to test instructions
16.1 Audio Only Instruction 2: replaced image of text with an image-only PDF as a more real-world example
16.1 and 16.2 Added “Do not include media that is clearly labeled as a media alternative for text.”
16.3 and 16.4 New tests added for media alternatives for text
17.4 Captions (Prerecorded) and 17.5 Audio Descriptions (Prerecorded) Identify Content of both: added “Do not include media that is clearly labeled as a media alternative for text.”
17.7 Media Alternative (Prerecorded) New test added for Sync media alternative (prerecorded)
18. CSS Content and Positioning Accessibility Requirements: removed SC 1.3.1
19.1 Frames Instruction 1: separated to 2 test instructions
Appendix A Added Test Instructions with “check” and linked test instructions, sort function, links to Baselines and Test IDs
Site home Added single file of all Baseline Tests

Version 3.0.1, March 2021

All of the changes made in this version were made to the structure of the Baseline test pages to enable anchor references to a specific part of the tests.

  • Added IDs to Identify Content, Test Instructions, Test Results of all Tests
  • Improved consistency of outline numbers in the Tests
  • Added an Identify Content section to Baseline Test 17.5. No other content changes were made.

Version 3.0, September 2020

Version 3.0 is a major change to the Section 508 ICT Testing Baseline and supporting content. This version contains significant changes to the ICT Testing Baseline to address the Section 508 Refresh and incorporation of the WCAG 2.0 Level A and Level AA Success Criteria. However, the document also includes a number of other changes to improve the organization and flow of the document, Baseline test logic, and readability of test steps. These changes include:

  • General alignment of Test Condition construction with the draft W3C Accessibility Conformance Testing (ACT) Task Force Test Rules Format.
  • Removed references to Failure Conditions and reconstructed as “Checks” in test instructions, with positive pass/fail construction to eliminate double negatives.
  • The revised Baseline test instructions include conditions to “identify content” to test. If those conditions are not met, the test does not apply.
  • Addition of unique Baseline Test IDs for easier reference and traceability. Finally, the test instructions have entirely removed any reference to any testing tools. The revised ICT Testing Baseline is a tool-agnostic set of test instructions that describe what to test and what conditions web content must meet to be considered conformant, without prescribing specific procedures or tools. Federal agencies and other organizations may define their own test procedures, using their preferred test tools while still maintaining alignment with the ICT Testing Baseline.

Contact the ICT Baseline Working Group


Related Projects

The Baseline Alignment for Web is being developed to aid in determining if a test process aligns with the ICT Baseline for Web.