50 CFR 21.40: Authorization—law enforcement personnel.

(a) Without a permit and when performing official duties, law enforcement personnel authorized to enforce the provisions of the Migratory Bird Treaty Act (16 U.S.C. 706 and 708) or Bald and Golden Eagle Protection Act (16 U.S.C. 668b) may take, acquire, possess, transport, and dispose of migratory birds (including bald eagles and golden eagles), whether alive or dead, including their parts, nests, or eggs.

(b) Law enforcement personnel may designate non-law-enforcement personnel to acquire, possess, transport, or dispose of migratory birds on the behalf of law enforcement under this authorization. This designation includes recording the name and contact information of the individual designated, dates valid, activities authorized, and name and contact information of the authorizing agent.