This is a draft document supplied by the WCAG Techniques Task Force. It in no way represents a WCAG Working Group consensus or agreement and is provided for informational and discussion purposes only. The accessibility test listed below should not be construed as required for conformance with the proposed WCAG2.

HTML Test Suite for WCAG 2.0
Test 147 - Content should use LINK to describe structure.

W3C Editor's Draft 2005-08-11

Chris Ridpath, ATRC, University Of Toronto
Jenae Andershonis, Microsoft Inc.


This test case was created by the ATRC at the University Of Toronto. It should not be construed as required for conformance with the proposed WCAG2.

The complete list of tests may be found at http://www.w3.org/WAI/GL/WCAG20/tests/

Comments on this test may be made to the WCAG mailing list.

Status Of This Test

As part of the conformance test process, this test has a status of 'unconfirmed'.

WCAG2 Guideline

This test is not required for conformance to the current WCAG2. It is provided for discussion and informational purposes only.


There are no techniques related to this test.

Prerequisite Tests

There are no prerequisite tests for this test.

Test Process


  1. Determine if the content is part of a collection that has a reading order (e.g. a book).
  2. If part of a collection, check the HEAD section of the content for link elements.

Expected Results

  1. Contents that are part of a collection with a reading order must have link elements that describe navigation or organization.

Fail Instructions

  1. Add one or more link elements to the HEAD section of the content that place the content in the reading order.

Pass Instructions

Any accessibility check may be performed after this test.

Test Files

These test files contain examples of the accessibility problem detectable by this test. They may also contain more accessibility problems than the one described in this test. Please ignore any extraneous accessibility problems in these files.

Valid XHTML 1.0!