As some states look to loosen the limitations on #childlabor, they may walk right into the Federal Fair Labor Standards Act #FLSA While the Federal child labor rules leave something to be desired, they may block some of the more egregious state actions. I would expect to see Federal court challenges to some of these laws quickly. https://www.dol.gov/agencies/whd/fact-sheets/43-child-labor-non-agriculture
Fact Sheet #43: Child Labor Provisions of the Fair Labor Standards Act (FLSA) for Nonagricultural Occupations

DOL