The statute of limitations for labor trafficking, which is a federal crime in the United States, is generally five years from the date of the commission of the crime according to the United States Code.
It's important to note that this is a general guideline, and the specific statute of limitations for a particular case of labor trafficking may vary depending on the circumstances of the case. It's always best to consult with a lawyer or the relevant government agency for specific information on the statute of limitations for a particular case of labor trafficking.
Also, it's worth mentioning that labor trafficking is a serious crime, and conviction can result in significant fines and imprisonment. The U.S government has several laws that criminalize labor trafficking, such as the Trafficking Victims Protection Act (TVPA) and the Forced Labor Statute. Moreover, the U.S Department of Justice and other federal agencies work closely with state and local partners to investigate and prosecute labor trafficking cases under these laws.