D.C. Mun. Regs. tit. 19, § 726
726.1 The permit and special services section is responsible for issuing permits for the use of picnic groves, tennis courts, football fields, softball and baseball diamonds, and other outdoor facilities.
726.2 Blanket permits shall not be issued to outside organizations for picnic groves, ball diamonds, and football fields, except by authority of the Director of the Department of Parks and Recreation.
726.3 The use of alcoholic beverages in any form shall not be permitted within the parks or playgrounds.
726.4 No sales shall be made, nor shall any contributions or subscriptions be solicited, within the parks or playgrounds, except as authorized by the Director of the Department of Parks and Recreation.
SOURCE: 15 DCRR § 6.2 (August 10, 1970 and December 23, 1970).