Fair Labor Standards Act of 1938
The Fair Labor Standards Act of 1938 29 U.S.C. § 203 (FLSA) is a United States labor law that creates the right to a minimum wage, and "time-and-a-half" overtime pay when people work over forty hours a week. It also prohibits employment of minors in "oppressive child labor".
Source: Wikipedia — Fair Labor Standards Act of 1938 (CC BY-SA 4.0)