Where can you obtain a federal labor law poster?
The below answer is misleading. The cheapest posters are FREE ones that are available directly from the government agency that requires their display. Contact your state Dept of Labor for further information. Don't rely on a company who wants to sell you something.
or you can buy the cheapest labor law posters in United States at
The federal government offers labor law posters for every state. You can find this information for free on the Department of Labors website. These can vary by state. Each state has their own version of the labor law poster, which includes info on child laborers. Since I don't know which state your business is located, I would suggest Barnes & Noble or Amazon as they carry multiple states' copies.
According to the US Department of Labor, when federal and state labor laws conflict, the law that most benefits the employee the law that should be applied to the circumstances. That means that whenever both federal law and state law address the same issue, whichever law provides you the most protection is the one that will be applied to your situation.
The federal government offers labor law posters for every state. You can find this information for free on the Department of Labors website. The company is called Labor Law Poster and they are located at 5859 West Saginaw Highway, Lansing, MI 48917-2460. I have also included their phone Number (517) 321-4144