Operation of a motor vehicle on Academy property while intoxicated, under criteria set forth in the statutes of the State of New York, is prohibited. The consumption or possession by any person on Academy property of alcoholic beverages, narcotic drugs, hallucinogens, marijuana, barbiturates, amphetamines or any other substances controlled under the laws of the State of New York or the United States is prohibited. These prohibitions shall not apply in cases where drugs are being used as prescribed for a patient by a licensed physician. The prohibition against possession and consumption of alcoholic beverages shall not apply when possessed or consumed by staff or resident officers in private residences, or when the Superintendent, or a designee of the Superintendent, has granted an exemption in writing for an appropriate reason.