It is illegal to employ a child under 14 except under specific circumstances. Texas' child labor laws apply to all children under the age of 18 working in Texas, whether or not they reside in the state.Yes, youth are entitled to minimum wage and overtime pay in Texas. Work certificates are not required for 16 and 17yearolds. In Texas, older minors—meaning 16- and 17-year-olds—may work as many hours as they'd like. Ages 16 and 17: Any "nonhazardous" work for unlimited hours. • Age 18 and older: Any job, whether "hazardous" or not, for unlimited hours. (1) A child who is at least 14 years of age may apply to the Texas Workforce. Commission for a certificate of age. Generally speaking, the law or regulation that gives the highest level of protection to the minor employee is the one that carries the most weight.