---
kind: "unit"
title: "9"
title_heading: "Animals and Animal Products"
key: "chI/subchE/part123"
level: "part"
label: "Part 123"
heading: "Rules of Practice Governing Proceedings under the Virus-Serum-Toxin Act"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/9/chI-subchE-part123"
sections_count: 1
---

# Part 123 — Rules of Practice Governing Proceedings under the Virus-Serum-Toxin Act

Title 9 C.F.R. — Animals and Animal Products › Chapter I — Animal and Plant Health Inspection Service, Department of Agriculture › Subchapter E — Viruses, Serums, Toxins, and Analogous Products; Organisms and Vectors

## Sections

- [§123.1. Scope and applicability of rules of practice.](/cfr/9/123.1.md)