The United States Department of Justice Criminal Division is a federal agency of the United States Department of Justice that develops, enforces, and supervises the application of all federal criminal laws in the United States. Criminal Division attorneys prosecute many nationally significant cases and formulate and implement criminal enforcement policy. Division attorneys also provide advice and guidance to the Attorney General of the United States, the United States Congress, and the White House on matters of criminal law. The Division was founded in 1919.

The United States Department of Justice (DOJ), also known as the Justice Department, is a federal executive department of the United States government tasked with the enforcement of federal law and administration of justice in the United States. It is equivalent to the justice or interior ministries of other countries. The department is headed by the U.S. attorney general, who reports directly to the president of the United States and is a member of the president's Cabinet. The current attorney general is Merrick Garland, who has served since March 2021.