19 CFR § 145.57 - Regulations of other agencies.

---
identifier: "/us/cfr/t19/s145.57"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "19 CFR § 145.57 - Regulations of other agencies."
title_number: 19
title_name: "Customs Duties"
section_number: "145.57"
section_name: "Regulations of other agencies."
chapter_name: "U.S. CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY"
part_number: "145"
part_name: "MAIL IMPORTATIONS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "19 U.S.C. 66, 1202 (General Note 3(i)), Harmonized Tariff Schedule of the United States, 1624."
regulatory_source: "T.D. 73-135, 38 FR 13369, May 21, 1973, unless otherwise noted."
cfr_part: "145"
---


# 145.57 Regulations of other agencies.

Certain types of plants and plant products, food, drugs, cosmetics, hazardous or caustic and corrosive substances, viruses, serums, and various harmful articles are subject to examination and clearance by appropriate agencies before release to the addressee (see part 12 of this chapter).