The decals, proof that required user fees have been paid for vehicles crossing into the U.S., cost $100 per vehicle for U.S./Canadian border crossings and $180 for U.S./Mexico border crossings. Decals are good for all crossings during the year.
Payment can be made by check drawn on a U.S. bank, credit card or money order. Overnight delivery to U.S. addresses is available. Request form CF-339 and instructions can be obtained at U.S. Customs offices or by calling (317) 298-1200 ext. 1245. Information is also available on the Internet at http://www.customs.ustreas.gov/travel/userfee2.htm.