Minor Work Permit. You must have a Minor Work Permit if you employ 1 or more people under 18 years of age. You must also have industrial insurance. Minors arenât permitted to perform some duties, such as handling power tools. For information about restrictions, contact the Department of Labor and Industries.
1 Lake Erie is the twelfth largest lake in the world (in area), and its border includes four states (New York, Pennsylvania, Ohio, and Michigan) and one Canadian Province (Ontario).  Lake Erie is the southernmost, shallowest, warmest, and most biologically productive of the five Great Lakes.
Lake Superior is the largest of the five lakes by volume, and it is also the deepest and the coldest. The smallest and shallowest lake is Lake Erie. Lake Michigan is the only Great Lake that is entirely in the United States, and it is also the second largest Great Lake by volume. Together, these lakes span more than 750 miles and provide water for a variety of uses, including consumption, power and transportation, according to the Environmental Protection Agency.