If you employ minors between the ages of 14 and 17, this section contains required documents, posters, breaks, and work hour limitations. At what age can a minor work?A minor must be 14 years old to work. (2)(a) Minors 16 and 17 years of age may not be employed, permitted, or suffered to work: 1. The employer must obtain and keep on file proof of the student's age. Under the FLSA, 16 and 17yearolds may be employed for unlimited hours in any nonagricultural, nonhazardous position. Older youths 16 and 17yearolds can't work earlier than a.m. Or later than 11 p.m. Minors 16 and 17 years old may not work before a.m. Florida law restricts child labor for minors 14 to 17 years of age and prohibits employment of children under 14, with some limited exceptions.