ADA.Gov -- The page includes information on Law/Regulations, Design Standards, Technical Assistance Materials, and Enforcement
The ADA National Network--Through a network of ten regional centers, the ADA National Network offers training opportunities and guidance in matters related to the Americans with Disabilities Act.
HHS.Gov/Section 508 -- US Department of Health and Human Services, Section 508 for accessible websites. Includes checklists for the accessibility of various file types linked on the web.
Section508.gov -- GSA Government-wide IT Accessibility Program. Includes information on procurement and training.
U.S. Access Board--A federal agency that writes the accessible design standards for physical spaces, transit vehicles, telecommunications equipment, medical diagnostic equipment, and information technology.
U.S. Department of Labor Office of Disability Employment Policy -- The Office of Disability Employment Policy (ODEP) is the only non-regulatory federal agency that promotes policies and coordinates with employers and all levels of government to increase workplace success for people with disabilities.