Smuggling is the illegal transportation of goods or people across international borders. 18 U.S.C. Sec. 545 provides criminal penalties for the smuggling of goods into the United States. The types of smuggling covered by this statute include the smuggling of merchandise, merchandise containing contraband, goods intended for use in a felony, and stolen goods. Additionally, 18 U.S.C. Sec. 545 prohibits the smuggling of aliens into the United States, as well as the harboring of smuggled aliens. The statute also provides for criminal penalties for the aiding and abetting of smuggling offenses.