9 CFR § 541.5 - Official detention marks and devices.

---
identifier: "/us/cfr/t9/s541.5"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "9 CFR § 541.5 - Official detention marks and devices."
title_number: 9
title_name: "Animals and Animal Products"
section_number: "541.5"
section_name: "Official detention marks and devices."
chapter_name: "FOOD SAFETY AND INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE"
subchapter_number: "F"
subchapter_name: "MANDATORY INSPECTION OF FISH OF THE ORDER SILURIFORMES AND PRODUCTS OF SUCH FISH"
part_number: "541"
part_name: "MARKS, MARKING AND LABELING OF PRODUCTS AND CONTAINERS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 21 U.S.C. 601-602, 606-622, 624-695; 7 CFR 2.7, 2.18, 2.53."
regulatory_source: "80 FR 75616, Dec. 2, 2015, unless otherwise noted."
cfr_part: "541"
---


# 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.