Revised 508 Standards and 255 Guidelines

Publisher

U.S. Access Board

URL

https://www.access-board.gov/ict/

Published

2018-01-22

Updated

unknown

Accessed

2026-09-25

HTTP status

200

License

US federal government work; public domain; short excerpts and locators used

Source notes citing this source

• Revised Section 508 Standards / Section 255 Guidelines provision 412.8.4 requires that, where provided, voice mail, auto-attendant, interactive voice response and caller identification systems be usable with a TTY. in context
• Provision 412.5 Real-Time Text Functionality in the Revised 508 Standards is marked [Reserved] and currently sets no RTT requirement. in context
• Revised Section 508 provision 407.5 requires that where a timed response is required the user be alerted visually and by touch or sound and be given the opportunity to indicate that more time is needed. in context

Cite this source record

APA

WarmTransfer. (2018, January 22). Revised 508 Standards and 255 Guidelines. WarmTransfer. https://warmtransfer.net/knowledge/sources/access-board-ict-revised-508-255

BibTeX

@misc{warmtransfer-access-board-ict-revised-508-255,
  title  = {Revised 508 Standards and 255 Guidelines},
  author = {{WarmTransfer}},
  year   = {2018},
  url    = {https://warmtransfer.net/knowledge/sources/access-board-ict-revised-508-255},
  note   = {U.S. Access Board, accessed 2026-09-25}
}