### Question
How does the law define child safety seat?


### Answer
Under *23 U.S.C. § 405*, **child safety seat** is defined as:

> any device (except safety belts) designed for use in a motor vehicle to restrain, seat, or position a child who weighs 50 pounds or less

#### Citation:
  - *23 U.S.C. § 405*
  - Heading: **CHAPTER 4-HIGHWAY SAFETY**

