D.C. Code § 10-138: Authority to make rules and regulations for care of public grounds — Extension of sidewalks and carriageways.

The application of the rules and regulations prescribed prior to March 4, 1909, or that may be thereafter prescribed by the Director of the National Park Service, under the authority granted by §§ 6-404, 10-104, 10-106, 10-123, 10-129 and 10-137, for the government and proper care of all public grounds placed by that act under the charge and control of the said Director of the National Park Service, is hereby extended to cover the sidewalks around the public grounds and the carriageways of such streets as lie between and separate the said public grounds.