[Code of Federal Regulations] [Title 7, Volume 6] [Revised as of January 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 7CFR500.7] [Page 378] TITLE 7--AGRICULTURE CHAPTER V--AGRICULTURAL RESEARCH SERVICE, DEPARTMENT OF AGRICULTURE PART 500_NATIONAL ARBORETUM--Table of Contents Subpart A_Conduct on U.S. National Arboreturm Property Sec. 500.7 Intoxicating beverages and narcotics. (a) Entering USNA property or the operation of a motor vehicle thereon, by a person under the influence of intoxicating beverages or a narcotic drug, is prohibited. (b) Except as provided in subpart B of this part, possession of or consumption of intoxicating beverages on USNA property is prohibited. (c) The sale of alcoholic beverages on the grounds of the USNA is prohibited. (d) The possession of or use of narcotic drugs on the grounds of the USNA is prohibited.