In the post Section 508 to be updated on WebAIM, Jared Smith announces that Section 508 (of the Rehabilitation Act of 1973) is going through the process of being updated. There are also some excellent comments on this post.
The portion of Section 508 dealing with web sites is outdated and badly needs this revision. The guidelines are loosely based on WCAG 1.0 Priority 1, which also needs updating (see Podcast #55: WCAG Samurai).
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