The purpose of the Expel Illegal Chinese Police Act of 2025 is to impose sanctions on police departments in China and individuals involved in establishing a Chinese police presence in the United States. The goal is to protect U.S. citizens from potential intimidation or monitoring by foreign law enforcement entities. Key provisions of the Act include the requirement for the President to impose sanctions on specific Chinese police departments and their leadership, as well as individuals associated with efforts to establish a Chinese police presence in the U.S.