<Li> 1954: Internal Revenue Code PL 83 - 591 </Li> <Li> 1955: Fair Labor Standards Amendment PL 84 - 381 </Li> <Li> 1958: Small Business Administration extension PL 85 - 536 </Li> <Li> 1961: Fair Labor Standards Amendment PL 87 - 30 </Li>

What is the purpose of the department of labor