---
kind: "unit"
title: "50"
title_heading: "Wildlife and Fisheries"
key: "chI"
level: "chapter"
label: "Chapter I"
heading: "United States Fish and Wildlife Service, Department of the Interior"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/50/chI"
sections_count: 1125
---

# Chapter I — United States Fish and Wildlife Service, Department of the Interior

Title 50 C.F.R. — Wildlife and Fisheries

## Contents

- [Subchapter A — General Provisions](/cfr/50/chI-subchA.md)
- [Subchapter B — Taking, Possession, Transportation, Sale, Purchase, Barter, Exportation, and Importation of Wildlife and Plants](/cfr/50/chI-subchB.md)
- [Subchapter C — The National Wildlife Refuge System](/cfr/50/chI-subchC.md)
- [Subchapter D — Subchapter D [reserved]](/cfr/50/chI-subchD.md)
- [Subchapter E — Management of Fisheries Conservation Areas](/cfr/50/chI-subchE.md)
- [Subchapter F — Financial Assistance—wildlife and Sport Fish Restoration Program](/cfr/50/chI-subchF.md)
- [Subchapter G — Miscellaneous Provisions](/cfr/50/chI-subchG.md)
- [Subchapter H — Subchapter H [reserved]](/cfr/50/chI-subchH.md)