The Combat Human Trafficking Act of 2015 (CHTA) (34 U.S.C. § 20709(e)) requires the director of the Bureau of Justice Statistics (BJS) to prepare an annual report on human trafficking. The report must include information on the following:

• arrests for human-trafficking offenses by state law enforcement officers
• prosecutions of individuals in state courts for human trafficking offenses
• convictions of individuals in state courts for human-trafficking offenses
• sentences imposed on individuals convicted in state courts for human-trafficking offenses.

BJS examined options to modify its existing data collections and implement new approaches to collect the data required by CHTA. In addition, BJS assessed the availability of data on human trafficking among criminal justice agencies at the federal, state, tribal, and local levels.

Read more here.