What is the primary law enforcement body for the United States Postal Service?

The Postal Inspection Service is the primary law enforcement agency for the United States Postal Service. This specialized division is responsible for investigating crimes that involve the postal system, including mail fraud, theft of mail, and other postal-related offenses. The agency plays a crucial role in maintaining the integrity of mail delivery and ensuring the security of postal facilities and personnel.

The Postal Inspection Service also conducts safety and security assessments and protects postal property. Its officers have the authority to enforce federal laws related to the postal system, making them uniquely positioned to handle issues directly affecting postal operations. This dedicated focus on postal issues sets the Postal Inspection Service apart from other law enforcement agencies that may have broader or different jurisdictions.