---
kind: "unit"
title: "33"
title_heading: "Navigation and Navigable Waters"
key: "chII"
level: "chapter"
label: "Chapter II"
heading: "Corps of Engineers, Department of the Army, Department of Defense"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/33/chII"
sections_count: 607
---

# Chapter II — Corps of Engineers, Department of the Army, Department of Defense

Title 33 C.F.R. — Navigation and Navigable Waters

## Contents

- [Part 200-202 — Parts 200-202 [reserved]](/cfr/33/chII-part200-202.md)
- [Part 203 — Emergency Employment of Army and Other Resources, Natural Disaster Procedures](/cfr/33/chII-part203.md)
- [Part 207 — Navigation Regulations](/cfr/33/chII-part207.md)
- [Part 208 — Flood Control Regulations](/cfr/33/chII-part208.md)
- [Part 209 — Administrative Procedure](/cfr/33/chII-part209.md)
- [Part 221 — Work for Others](/cfr/33/chII-part221.md)
- [Part 222 — Engineering and Design](/cfr/33/chII-part222.md)
- [Part 230 — Procedures for Implementing Nepa](/cfr/33/chII-part230.md)
- [Part 234 — Corps of Engineers Agency Specific Procedures to Implement the Principles, Requirements and Guidelines for Federal Investments in Water Resources](/cfr/33/chII-part234.md)
- [Part 238 — Water Resources Policies and Authorities: Flood Damage Reduction Measures in Urban Areas](/cfr/33/chII-part238.md)
- [Part 241 — Flood Control Cost-Sharing Requirements under the Ability to Pay Provision](/cfr/33/chII-part241.md)
- [Part 242 — Flood Plain Management Services Program Establishment of Fees for Cost Recovery](/cfr/33/chII-part242.md)
- [Part 245 — Removal of Wrecks and Other Obstructions](/cfr/33/chII-part245.md)
- [Part 320 — General Regulatory Policies](/cfr/33/chII-part320.md)
- [Part 321 — Permits for Dams and Dikes in Navigable Waters of the United States](/cfr/33/chII-part321.md)
- [Part 322 — Permits for Structures or Work in or Affecting Navigable Waters of the United States](/cfr/33/chII-part322.md)
- [Part 323 — Permits for Discharges of Dredged or Fill Material into Waters of the United States](/cfr/33/chII-part323.md)
- [Part 324 — Permits for Ocean Dumping of Dredged Material](/cfr/33/chII-part324.md)
- [Part 325 — Processing of Department of the Army Permits](/cfr/33/chII-part325.md)
- [Part 326 — Enforcement](/cfr/33/chII-part326.md)
- [Part 327 — Public Hearings](/cfr/33/chII-part327.md)
- [Part 328 — Definition of Waters of the United States](/cfr/33/chII-part328.md)
- [Part 329 — Definition of Navigable Waters of the United States](/cfr/33/chII-part329.md)
- [Part 330 — Nationwide Permit Program](/cfr/33/chII-part330.md)
- [Part 331 — Administrative Appeal Process](/cfr/33/chII-part331.md)
- [Part 332 — Compensatory Mitigation for Losses of Aquatic Resources](/cfr/33/chII-part332.md)
- [Part 333 — Processing of Department of the Army Permits and 33 U.s.c. 408 Permissions, National Environmental Policy Act Implementing Procedures](/cfr/33/chII-part333.md)
- [Part 334 — Danger Zone and Restricted Area Regulations](/cfr/33/chII-part334.md)
- [Part 335 — Operation and Maintenance of Army Corps of Engineers Civil Works Projects Involving the Discharge of Dredged or Fill Material into Waters of the U.s. or Ocean Waters](/cfr/33/chII-part335.md)
- [Part 336 — Factors to Be Considered in the Evaluation of Army Corps of Engineers Dredging Projects Involving the Discharge of Dredged Material into Waters of the U.s. and Ocean Waters](/cfr/33/chII-part336.md)
- [Part 337 — Practice and Procedure](/cfr/33/chII-part337.md)
- [Part 338 — Other Corps Activities Involving the Discharge of Dredged Material or Fill into Waters of the U.s.](/cfr/33/chII-part338.md)
- [Part 384 — Intergovernmental Review of Department of the Army Corps of Engineers Programs and Activities](/cfr/33/chII-part384.md)
- [Part 385 — Programmatic Regulations for the Comprehensive Everglades Restoration Plan](/cfr/33/chII-part385.md)
- [Part 386 — Credit Assistance for Water Resources Infrastructure Projects](/cfr/33/chII-part386.md)
- [Part 387-399 — Parts 387-399 [reserved]](/cfr/33/chII-part387-399.md)