Oregon Revised Statutes Public Health and Safety § 464.350

(1)(a) The Department of Justice by rule may establish limits on the number of hours per day and days per week that organizations licensed by the department may operate bingo or lotto games or Monte Carlo events.

(b) The department, by its rules, shall not permit the operation of bingo or lotto games by any licensee for more than 15 hours in any one week nor for more than three days in any one calendar week.

(a) May not conduct more than seven Monte Carlo events in any 12-month period;

(b) May not directly or indirectly rent a facility for a Monte Carlo event from a licensed manufacturer or supplier of Monte Carlo event equipment; and

(c) May not enter into a binding legal contract with a licensed supplier of Monte Carlo equipment to conduct events for a period in excess of one year.