: Providing alt-text for images and transcripts for audio/video content.

: Private companies providing IT products or services to federal agencies.

: Standards like simple navigation and readable text often enhance the user experience for all visitors, not just those with disabilities. Implementation and Resources Introduction to Accessibility and Section 508 - HHS.gov

Compliance is primarily measured against the , which is the current federal benchmark for digital accessibility. Key technical requirements include:

: All departments under the U.S. government.

: Vendors must often provide a Voluntary Product Accessibility Template (VPAT) to prove their products meet these standards before a federal agency can purchase them.