---
identifier: "/us/cfr/t19/s147.31"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "19 CFR § 147.31 - Articles to be kept separate."
title_number: 19
title_name: "Customs Duties"
section_number: "147.31"
section_name: "Articles to be kept separate."
chapter_name: "U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY"
part_number: "147"
part_name: "TRADE FAIRS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "19 U.S.C. 66, 1623, 1624, 1751-1756, unless otherwise noted."
regulatory_source: "T.D. 70-134, 35 FR 9268, June 13, 1970, unless otherwise noted."
cfr_part: "147"
---
- Identifier
- /us/cfr/t19/s147.31
- Currency
- 2026-03-24
- Positive Law
- No
- Updated
- 2026-03-24
- Chapter
- U.S. Customs and Border Protection, Department of Homeland Security; Department of the Treasury
- Authority
- 19 U.S.C. 66, 1623, 1624, 1751-1756, unless otherwise noted.