The United States – Section 508 of the Rehabilitation Act of 1973
In the United States, Section 508 of the U.S. Rehabilitation Act of 1973, requires that when Federal agencies develop, procure, maintain, or use electronic and information technology, Federal employees with disabilities have access to an use information and data that is comparable to the access and use by Federal employees who are not individuals with disabilities, unless an undue burden would be imposed on the agency.
Section 508 also requires that individuals with disabilities, who are members of the public seeking information or services from a Federal agency, have access to and use of information and data that is comparable to that provided to the public who are not individuals with disabilities, unless an undue burden would be imposed on the agency.
WCAG 2.0 AA
International – W3C Web Content Accessibility Guidelines (WCAG) 2.0
The W3C WCAG 2.0 guidelines explain how to make Web content accessible to people with disabilities. The guidelines are intended for all Web content developers (page authors and site designers) and for developers of authoring tools. They form the basis of the accessibility standards applied by many governments and organizations around the world.
Ontario, Canada – Accessibility for Ontarians with Disabilities Act (AODA), 2005
The Province of Ontario has released the final version of the Integrated Standard for Information and Communications, Transportation and Employment Standard under a review period to ensure that the legislation removes as many barriers to people with disabilities as possible. The final Standard was filed on June 3rd.