36 C.F.R. § 12.10 Floral and commemorative tributes.
Title 36 - Parks, Forests, and Public Property
The placement on a grave of fresh cut or artificial flowers in or on a metal or other non-breakable rod or container designated by the superintendent is allowed at times designated by the superintendent. The placement of a statue, vigil light, or other commemorative object on a grave, or the securing or attaching of any object to a headstone, marker or commemorative monument is prohibited.
Title 36: Parks, Forests, and Public Property
PART 12—NATIONAL CEMETERY REGULATIONS
§ 12.10 Floral and commemorative tributes.

