50 C.F.R. § 20.81 Tagging requirement.
Title 50 - Wildlife and Fisheries
No migratory bird preservation facility shall receive or have in custody any migratory game birds unless such birds are tagged as required by §20.36. [41 FR 31537, July 29, 1976]
Title 50: Wildlife and Fisheries
PART 20—MIGRATORY BIRD HUNTING
Subpart I—Migratory Bird Preservation Facilities
§ 20.81 Tagging requirement.