9 CFR § 541.5 - Official detention marks and devices.

§ 541.5 Official detention marks and devices.

The official mark for shipments of articles and fish detained under this subchapter is the designation “U.S. Detained,” and the official device for applying the mark is the official “U.S. Detained” tag (FSIS Form 8400–2) as prescribed in 9 CFR 329.2 or otherwise by the Administrator.