Section IV adds sector duties to the Section III baseline. Point (a) covers electronic communications, including emergency communications: real time text alongside voice, total conversation where video is offered, and synchronised voice, text and video transmitted to the most appropriate public safety answering point. Point (b) covers services giving access to audiovisual media: programme guides that people can perceive, operate, understand and rely on, and that show what accessibility is offered, and full transmission of subtitles, audio description, spoken subtitles and sign language interpretation with adequate quality, synchronisation and user control. Point (c) covers air, bus, rail and water passenger transport other than urban, suburban and regional services: information on the accessibility of vehicles, surrounding infrastructure, the built environment and assistance, plus smart ticketing, real time travel information and service information. Point (d) covers urban, suburban and regional transport and requires accessible self-service terminals under Section I. Point (e) covers consumer banking: identification, electronic signatures, security and payment services must be perceivable, operable, understandable and robust, and information must not exceed CEFR level B2. Point (f) covers e-books: synchronised text and audio where audio is included, files that do not prevent assistive technology from working, access to content, navigation and layout including dynamic layout, alternative renditions and interoperability, metadata that makes accessibility discoverable, and digital rights management that does not block accessibility features. Point (g) covers e-commerce: accessibility information for the products and services sold where the responsible operator supplies it, accessible identification, security and payment functionality delivered as part of the service, and identification, signature and payment services that meet the four qualities.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.