Minnesota allows charity raffles. Please the following for more info:
Minn. Stat. §§ 349.11 to 349.23 Office of Reviser of Statutes
Subd. 2d. Raffle prizes.
The board may not impose an annual limit on the value of raffle prizes awarded by licensed organizations but the total value of an individual raffle prize may not exceed $50,000.
Alternative methods of determining winners has it’s own rulings. Such legal drawings may include a golf ball drop, cow-a-bunga bingo where there is a random dropping of a cow pie.