Persons entering into management, consultant, concession or other contracts to provide goods or services or both to a person licensed pursuant to s. 562.05(1) (a), (b) and (c), Stats., must also be licensed by the division. Such contracts are also subject to the provisions of ch. Game 4. Any contract entered into between a person licensed pursuant to s. 562.05(1) (a), (b) and (c), Stats., and a non-licensed person(s) shall be considered void as against public policy.
Wis. Admin. Code Department of Administration [Gaming] Game 13.17