A watercraft which has a valid marine document issued by the United States Coast Guard, National Vessel Documentation Center, is required to be registered (not titled) in Illinois if used upon the waters of this State for more than 60 days in any calendar year.
Contact Information (if your watercraft has been issued a certificate of documentation):
United States Coast Guard
National Vessel Documentation Center
792 T J Jackson Drive
Falling Waters, WV 25419
Phone (304) 271-2400 or (800) 799-8362
FAX: (304) 271-2405