### Question
How does the law define TDD?


### Answer
Under *40 U.S.C. § 762*, **TDD** is defined as:

> a Telecommunications Device for the Deaf, a machine which employs graphic communications in the transmission of coded signals through the nationwide telecommunications system

#### Citation:
  - *40 U.S.C. § 762*
  - Heading: **CHAPTER 16-GENERAL SERVICES ADMINISTRATION**

