2. Eligibility.
Participation is open to individuals who are 18 years of age or older. Note, however, that only individuals who are legal residents of and physically located in the fifty United States and the District of Columbia, Canada (excluding Quebec), the United Kingdom, Ireland, Germany, Australia, the Netherlands, Norway, and South Korea who are 18 years of age or older or the age of majority in the entrant's state or province/territory ("province") of residence, whichever is greater are eligible to win the Sweepstakes prize. Employees, officers, and directors of World Golf Tour, Inc. ("Sponsor"), the United States Golf Association (“USGA”), and its affiliated entities, parent, subsidiaries, advertising, promotional agencies, legal advisors, their immediate family members and persons living in their same household, are not eligible to enter or win prizes. Void where restricted, taxed or prohibited by law.
These are the rules for the VUSO back 9 CTTH. It only mentions exclusions for the sweepstakes prize, not the leaderboard prize. Either WGT have misinterpreted their own rules, or they are using the 'Void where restricted, taxed or prohibited by law' clause for some reason.