49 CFR Part 27 - Nondiscrimination on the Basis of Disability in Programs or Activities Receiving Federal Financial Assistance (with amendments issued through Aug. 2015)

(i) Speech output enabled. Automated airport kiosks must provide an option for speech output. Operating instructions and orientation, visible transaction prompts, user input verification, error messages, and all other visual information for full use must be accessible to and independently usable by individuals with vision impairments. Speech output must be delivered through a mechanism that is readily available to all users, including but not limited to, an industry standard connector or a telephone handset. Speech output must be recorded or digitized human, or synthesized. Speech output must be coordinated with information displayed on the screen. Speech output must comply with paragraphs (k)(5)(i)(A) through (D) of this section.

(A) When asterisks or other masking characters are used to represent personal identification numbers or other visual output that is not displayed for security purposes, the masking characters must be spoken (“*” spoken as “asterisk”) rather than presented as beep tones or speech representing the concealed information.

(B) Advertisements and other similar information are not required to be audible unless they convey information that can be used in the transaction being conducted.

(C) Speech for any single function must be automatically interrupted when a transaction is selected or navigation controls are used. Speech must be capable of being repeated and paused by the user.

(D) Where receipts, tickets, or other outputs are provided as a result of a transaction, speech output must include all information necessary to complete or verify the transaction, except that -

(1) Automated airport kiosk location, date and time of transaction, customer account numbers, and the kiosk identifier are not required to be audible;

(2) Information that duplicates information available on-screen and already presented audibly is not required to be repeated; and

(3) Printed copies of a carrier's contract of carriage, applicable fare rules, itineraries and other similar supplemental information that may be included with a boarding pass are not required to be audible.