United States and Canada Customs are located at each ferry terminal for immediate on-site clearance of people and cargo. The Detroit-Windsor Truck Ferry operation is considered an extension of the highway - standard land border crossing requirements and procedures are applicable.

Please refer to the links below for more information on how to cross the border:

U.S. Federal Border Agencies

USDA APHIS (http://www.aphis.usda.gov/travel/)
U.S. Customs Service (http://www.customs.ustreas.gov/)
U.S. Immigration and Naturalization Service (http://uscis.gov/graphics/index.htm)

Canadian Federal Border Agencies

Transport Canada (http://www.tc.gc.ca/)
Canada Customs & Revenue Agency (http://www.ccra-adrc.gc.ca/menu-e.html)
Citizenship and Immigration Canada (http://www.cic.gc.ca/english/index.html)

Custom Brokers

Detroit (http://nemo.customs.gov/process/brokers/broker.asp?dist=38)
Windsor (http://www.tdrc.ca/custbrok_on.html#Wind)