---
kind: "section"
citation: "21 U.S.C. § 643"
title: "21"
title_heading: "Food and Drugs"
number: "643"
heading: "Registration of business, name of person, and trade names"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/21/643"
units:
  - "Chapter 12 — Meat Inspection"
  - "Subchapter II — Meat Processors and Related Industries"
---

# §643. Registration of business, name of person, and trade names


No person, [firm](/usc/21/601.md?p=b), or corporation shall engage in business, in or for [commerce](/usc/21/601.md?p=h), as a [meat broker](/usc/21/601.md?p=c), [renderer](/usc/21/601.md?p=d), or [animal food manufacturer](/usc/21/601.md?p=e), or engage in business in [commerce](/usc/21/601.md?p=h) as a wholesaler of any carcasses, or parts or products of the carcasses, of any cattle, sheep, swine, goats, horses, mules, or other equines, whether intended for human food or other purposes, or engage in business as a public warehouseman storing any such articles in or for [commerce](/usc/21/601.md?p=h), or engage in the business of buying, selling, or transporting in [commerce](/usc/21/601.md?p=h), or importing, any dead, dying, disabled, or diseased animals of the specified kinds, or parts of the carcasses of any such animals that died otherwise than by slaughter, unless, when required by regulations of the [Secretary](/usc/21/601.md?p=a), he has registered with the [Secretary](/usc/21/601.md?p=a) his name, and the address of each place of business at which, and all trade names under which, he conducts such business.


## Source credit

(Mar. 4, 1907, ch. 2907, title II, § 203, as added Pub. L. 90–201, § 14, Dec. 15, 1967, 81 Stat. 594.)