It is now illegal for children's products, including jewelry, to contain more than 600 parts per million (ppm) lead. In August, this limit will drop to 300 ppm. It will be reduced again, in August 2011, to the lowest level that is technologically feasible. This recent federal legislation applies to all products, even those already in inventory as of the effective date of the law, Feb. 10, 2009. Besides setting lead-content limits, the law also requires third-party testing of children's products, and certificates that the lead content of the products is within legal limits. The new law, known as the Consumer Product Safety Improvement Act (CPSIA), has a substantial impact on the manufacture and sale of children's jewelry. Children's Products Determining whether the new law has an impact on a specific company or jeweler requires a close look at the definition of children's products.