36 C.F.R. § 504.11 Photographs for news, advertising, or commercial purposes.
Title 36 - Parks, Forests, and Public Property
No photographs for advertising or any other commercial purpose may be taken on the premises unless officially authorized.
Title 36: Parks, Forests, and Public Property
PART 504—RULES AND REGULATIONS GOVERNING SMITHSONIAN INSTITUTION BUILDINGS AND GROUNDS
§ 504.11 Photographs for news, advertising, or commercial purposes.