28 CFR Part 36 Nondiscrimination on the Basis of Disability by Public Accommodations and in Commercial Facilities (2010 ADA Title III Regulations with amendments issued through Dec. 2016)

(1) When a public accommodation uses an automated-attendant system, including, but not limited to, voicemail and messaging, or an interactive voice response system, for receiving and directing incoming telephone calls, that system must provide effective real-time communication with individuals using auxiliary aids and services, including text telephones (TTYs) and all forms of FCC-approved telecommunications relay systems, including Internet-based relay systems.